The 20 Best Vitamin B12 Deficiency Anemia Doctors Near Me in Longmont, CO

Find the Top Vitamin B12 Deficiency Anemia Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 42 doctor with experience in Vitamin B12 Deficiency Anemia near Longmont, CO. Of these, 41 are Experienced and 1 are Advanced.

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42 providers found
    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Lafayette Clinic - Neurology

    300 Exempla Circle, Suite 300, 
    Lafayette, CO 
     (13.7 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Carwin grew up in an Air Force family, so she moved many times but considers Washington, DC her hometown as she spent 14 formative years there, including college and fellowship. She attended George Washington University in Washington, DC for undergraduate studies, earning a Bachelor of Art in Latin American Studies. She went on to attend Georgetown University in Washington, DC for a Master of Art in Latin American Government and Security Issues while simultaneously working as an Air Force civilian. Through her work with the Air Force, she decided to pursue medical school, but first completed her Post-Baccalaureate Premedical Sciences certificate at Columbia University in New York. Dr. Carwin attended the University of Arkansas for Medical Sciences in Little Rock. From Arkansas, she moved to Cleveland, Ohio for her neurology residency at The Cleveland Clinic, after which she returned to her hometown and Georgetown University for a movement and memory disorders fellowship. Dr. Carwin treats all movement disorders, including tremors, parkinsonisms, cervical and limb dystonias, and blepharospasm in addition to less common movement disorders. She has extensive training and experience with botulinum toxin injections using EMG guidance and ultrasound guidance. She is well-versed in Deep Brain Stimulation (DBS) and DUOPA pump titrations. Additionally, she treats dementia. Outside of movement and memory disorders, she is interested in headache and stroke.“Patients should know that I will educate them on their specific diseases and treatment options so as to formulate the best plan for the patient. I believe that knowledge about their illnesses empowers and helps them take control of their conditions, which ultimately results in better patient care and a better patient/physician relationship.”Dr. Carwin met her husband on a co-ed volleyball team while completing her studies at Columbia University in New York City. He worked as a photo editor for TIME Magazine and the New York Times Regional News Group until Dr. Carwin's career took them to Arkansas for medical school, at which point he completed advanced degrees to become a secondary education teacher for journalism and social studies. Their daughter was born during medical school, and they had one son in residency and another in fellowship. Their young children were excited to move to the Denver area where their father grew up to be close to relatives from both sides of the family. Dr. Carwin and her husband always wanted to end up in this area, and they feel very lucky to be a part of the community here. Dr. Carwin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Parkinson's Disease, Movement Disorders, Drug Induced Dyskinesia, and Essential Tremor. Dr. Carwin is board certified in American Board Of Psychiatry And Neurology. Dr. Carwin is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Neurology
    Experienced in Vitamin B12 Deficiency Anemia
    Neurology

    Advanced Neurology Of Colorado

    1551 Professional Ln Unit 125, 
    Longmont, CO 
     (0.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jill Olson is a Neurologist practicing medicine in Longmont, Colorado. Dr. Olson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Peripheral Neuropathy, Multiple Sclerosis (MS), Relapsing Multiple Sclerosis (RMS), and Movement Disorders. Dr. Olson is board certified in American Board Of Psychiatry And Neurology. Dr. Olson is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Rocky Mountain Cancer Centers

    1760 E Ken Pratt Blvd Ste 301, 
    Longmont, CO 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Barnett is an Oncologist practicing medicine in Longmont, Colorado. Dr. Barnett is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 65 other conditions, according to our data. His clinical expertise encompasses Appendix Cancer, Colorectal Cancer, Familial Colorectal Cancer, and Paget Disease of the Breast. Dr. Barnett is board certified in American Board Of Internal Medicine. Dr. Barnett is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Lafayette Clinic

    2600 Campus Drive, Suite A, 
    Lafayette, CO 
     (13.9 miles away)
    Experience:
    22+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    "Dr. James Mockler is a family medicine physician in Lafayette. He is originally from Omaha, Nebraska, and his studies and work have taken him across the United States. He received a master's degree in public health from George Washington University in Washington D.C. and a medical degree from the University of Nebraska Medical Center in Omaha. He is board certified in family medicine.Dr. Mockler completed residency training at Valley Family Medicine in Renton, Washington. He then began working at community health centers in both Denver and Loveland, Colorado.Dr. Mockler met his wife when they both attended George Washington University's master's program in public health. Both are dedicated to improving health in a variety of settings with their work at community health centers, private practices and public health agencies. When not seeing patients, Dr. Mockler enjoys playing tennis, biking, hiking and skiing.""I went into family medicine to care for patients of all ages – from newborns to the elderly. Family medicine allows me to provide a continuity of care for my patients and I enjoy seeing them improve their health throughout the course of our relationship.""". Dr. Mockler is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His clinical expertise encompasses Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Pulmonary Veno-Occlusive Disease. Dr. Mockler is board certified in American Board Of Family Medicine. Dr. Mockler is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Highlands Ranch Healthcare LLC

    601 S Main St, 
    Longmont, CO 
     (1.0 miles away)
    Languages Spoken:
    English

    Catherine Cavender is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Cavender is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her clinical expertise encompasses Autosomal Dominant Nocturnal Frontal Lobe Epilepsy (ADNFLE), Diarrhea, Trichohepatoenteric Syndrome, and Hypothyroidism.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Longmont Clinic Lab

    1925 Mountain View Ave, 
    Longmont, CO 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robert Moran is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Moran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Pericarditis, Gitelman Syndrome, Magnesium Deficiency, and Gout.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Longmont Clinic Lab

    1925 Mountain View Ave, 
    Longmont, CO 
     (1.5 miles away)
    Languages Spoken:
    English

    Jerome Landblom is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Landblom is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Acquired Agranulocytosis, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Experienced in Vitamin B12 Deficiency Anemia
    Palliative Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Palliative Medicine

    Longmont Clinic Lab

    1925 Mountain View Ave, 
    Longmont, CO 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sue Meyer is a primary care provider, practicing in Palliative Medicine in Longmont, Colorado. Dr. Meyer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her clinical expertise encompasses Diarrhea, Trichohepatoenteric Syndrome, Hypothyroidism, and Type 2 Diabetes (T2D).

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Longmont Clinic Lab

    1925 Mountain View Ave, 
    Longmont, CO 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stephanie Dettlebach is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Dettlebach is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Longmont Clinic Lab

    1925 Mountain View Ave, 
    Longmont, CO 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Eric Benson is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Benson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Osmotic Diuresis, Hypertrophic Cardiomyopathy (HCM), Subvalvular Aortic Stenosis, and High Cholesterol.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Frontier Internal Medicine

    2101 Ken Pratt Blvd Ste 104A, 
    Longmont, CO 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Stephanie Hess is a primary care provider, practicing in Family Medicine in Longmont, Colorado. Dr. Hess is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her clinical expertise encompasses Infant Hyperglycemia, Hypothyroidism, Juvenile Primary Osteoporosis, and Osteoporosis. Dr. Hess is board certified in American Board Of Family Medicine. Dr. Hess is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Rocky Mountain Cancer Centers

    1760 E Ken Pratt Blvd Ste 301, 
    Longmont, CO 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Hossein Maymani is an Oncologist practicing medicine in Longmont, Colorado. Dr. Maymani is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), and Richter Syndrome. Dr. Maymani is board certified in American Board Of Internal Medicine. Dr. Maymani is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Family Medical Associates Of Lafayette

    1000 W South Boulder Rd Ste 110, 
    Lafayette, CO 
     (10.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mira Lee is a primary care provider, practicing in Family Medicine in Lafayette, Colorado. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. Her clinical expertise encompasses Infant Hyperglycemia, High Cholesterol, Hypothyroidism, and Subacute Combined Degeneration. Dr. Lee is board certified in American Board Of Family Medicine. Dr. Lee is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Poudre Valley Medical Group LLC

    11083 Colorado Blvd, 
    Firestone, CO 
     (8.5 miles away)
    Languages Spoken:
    English

    Robert Nouhan is a primary care provider, practicing in Family Medicine in Firestone, Colorado. Dr. Nouhan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His clinical expertise encompasses Infant Hyperglycemia, Vitamin B12 Deficiency Anemia, Multiple Carboxylase Deficiency, and Folate Deficiency.

    Experienced in Vitamin B12 Deficiency Anemia
    Hematology Oncology | Hematology | Oncology
    Experienced in Vitamin B12 Deficiency Anemia
    Hematology Oncology | Hematology | Oncology

    Good Samaritan Hospital - Cancer Centers Of Colorado

    340 Exempla Circle, 
    Lafayette, CO 
     (10.7 miles away)
    Experience:
    14+ years
    Languages Spoken:
    English
    Offers Telehealth

    Anthony Accurso is a Hematologist Oncology specialist and a Hematologist practicing medicine in Lafayette, Colorado. He has been practicing medicine for over 14 years. Dr. Accurso is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, Large-Cell Immunoblastic Lymphoma, Acute Lymphoblastic Leukemia (ALL), and Bone Marrow Aspiration. Dr. Accurso is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency Anemia
    Hematology
    Experienced in Vitamin B12 Deficiency Anemia
    Hematology

    Rocky Mountain Cancer Centers

    4715 Arapahoe Ave, 
    Boulder, CO 
     (12.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leslie Busby is a Hematologist practicing medicine in Boulder, Colorado. Dr. Busby is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 56 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Adult Soft Tissue Sarcoma, Bone Tumor, Thrombectomy, and Bone Marrow Aspiration. Dr. Busby is board certified in American Board Of Internal Medicine. Dr. Busby is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Rocky Mountain Cancer Centers

    4715 Arapahoe Ave, 
    Boulder, CO 
     (12.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gregory Britt is a Hematologist practicing medicine in Boulder, Colorado. Dr. Britt is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Hodgkin Lymphoma, Acute Mountain Sickness, Adult Soft Tissue Sarcoma, and Childhood Iron Deficiency Anemia. Dr. Britt is board certified in American Board Of Internal Medicine. Dr. Britt is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Rocky Mountain Cancer Centers LLP

    4715 Arapahoe Ave, 
    Boulder, CO 
     (12.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    David Andorsky is an Oncologist practicing medicine in Boulder, Colorado. Dr. Andorsky is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 65 other conditions, according to our data. His clinical expertise encompasses Follicular Lymphoma, Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), and Richter Syndrome. Dr. Andorsky is board certified in Internal Medicine-American Board Of Internal Medicine (ABIM), Medical Oncology-American Board Of Internal Medicine (ABIM), and Hematology-American Board Of Internal Medicine (ABIM). Dr. Andorsky is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Rocky Mountain Cancer Centers

    4715 Arapahoe Ave, 
    Boulder, CO 
     (12.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Austin Poole is an Oncologist practicing medicine in Boulder, Colorado. Dr. Poole is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Prostate Cancer, Colorectal Cancer, Familial Colorectal Cancer, and Familial Prostate Cancer. Dr. Poole is board certified in American Board Of Internal Medicine. Dr. Poole is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency Anemia
    Internal Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Internal Medicine

    Boulder Medical Center

    2750 Broadway St, Internal Medicine Dept, 
    Boulder, CO 
     (13.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Emma Mccarty is a primary care provider, practicing in Internal Medicine in Boulder, Colorado. Dr. Mccarty is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Sitosterolemia, Psoriatic Arthritis, Psoriasis, and Hypothyroidism. Dr. Mccarty is currently accepting new patients.

    Showing 1-20 of 42

    Last Updated: 04/28/2026

    What is the definition of Vitamin B12 Deficiency Anemia?

    Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues. There are many types of anemia.

    Vitamin B12 deficiency anemia is a low red blood cell count due to a lack (deficiency) of vitamin B12.

    When should I see a Vitamin B12 Deficiency Anemia doctor near Longmont, CO?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Vitamin B12 Deficiency Anemia doctor near Longmont, CO?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Vitamin B12 Deficiency Anemia doctors near Longmont, CO?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Vitamin B12 Deficiency Anemia doctors near Longmont, CO?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Vitamin B12 Deficiency Anemia doctor near Longmont, CO?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Vitamin B12 Deficiency Anemia doctor search results page. 

    Why is it important to get a second opinion from a different Vitamin B12 Deficiency Anemia doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Vitamin B12 Deficiency Anemia doctor near Longmont, CO?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Vitamin B12 Deficiency Anemia doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Vitamin B12 Deficiency Anemia doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Vitamin B12 Deficiency Anemia doctors near Longmont, CO?

    Look for the filter feature on the left side of the Vitamin B12 Deficiency Anemia doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Vitamin B12 Deficiency Anemia doctor that offers video calls?

    Look for the filter feature on the left-side of the Vitamin B12 Deficiency Anemia doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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