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    Last Updated: 01/09/2026

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    MediFind found 129 doctor with experience in Vitamin B12 Deficiency near Oregon, US. Of these, 124 are Experienced, 4 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    129 providers found
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine

      Legacy Meridian Park Hospital

      19300 Sw 65th Ave, 
      Tualatin, OR 
      Languages Spoken:
      English
      Accepting New Patients

      David Peter is a primary care provider, practicing in Family Medicine in Tualatin, Oregon. Dr. Peter is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sitosterolemia, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Peter is currently accepting new patients.

      Distinguished in Vitamin B12 Deficiency
      Nurse Practitioner
      Distinguished in Vitamin B12 Deficiency
      Nurse Practitioner
      2340 S 6th St, 
      Klamath Falls, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Jueth Atigbi-Hansen is a Nurse Practitioner in Klamath Falls, Oregon. Ms. Atigbi-Hansen is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Vitamin D Deficiency, Secondary Adrenal Insufficiency, and Menopause. Ms. Atigbi-Hansen is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      12123 Southwest 69th Avenue, 
      Tigard, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Edward Chang is an Oncologist in Tigard, Oregon. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, Paget Disease of the Breast, and Follicular Lymphoma. Dr. Chang is currently accepting new patients.

      Learn about our expert tiers
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      7205 265th Street Northwest, 
      Stanwood, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Mark Colombo is a primary care provider, practicing in Family Medicine in Stanwood, Oregon. Dr. Colombo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Cavernous Sinus Thrombosis, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Folate Deficiency. Dr. Colombo is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology
      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology
      12123 Southwest 69th Avenue, 
      Tigard, OR 
      Experience:
      17+ years
      Languages Spoken:
      English
      Accepting New Patients

      Anthony Pham is a Hematologist and an Oncologist in Tigard, Oregon. Dr. Pham has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Neuroendocrine Tumor, Prostate Cancer, Familial Prostate Cancer, and Pleuropulmonary Blastoma. Dr. Pham is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      12123 Southwest 69th Avenue, 
      Tigard, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jay Andersen is an Oncologist in Tigard, Oregon. Dr. Andersen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, HER-2 Positive Breast Cancer, and Inflammatory Breast Cancer. Dr. Andersen is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Oncology | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Oncology | Internal Medicine
      265 North Broadway, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Spencer Shao is an Oncologist and an Internal Medicine provider in Portland, Oregon. Dr. Shao is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Saddle Pulmonary Embolism, Myelodysplastic Syndrome (MDS), Pleuropulmonary Blastoma, and Pseudomyxoma Peritonei. Dr. Shao is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Oncology
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Oncology
      12123 Southwest 69th Avenue, 
      Tigard, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Ian Schnadig is an Internal Medicine specialist and an Oncologist in Tigard, Oregon. Dr. Schnadig is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Prostate Cancer, Breast Cancer, Familial Colorectal Cancer, and Familial Prostate Cancer. Dr. Schnadig is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Physician Assistant
      Experienced in Vitamin B12 Deficiency
      Physician Assistant
      9135 Southwest Barnes Road, Suite 668, 
      Portland, OR 
      Languages Spoken:
      English
      Offers Telehealth

      Bryan Rhoads is a Physician Assistant in Portland, Oregon. Mr. Rhoads is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top area of expertise is Vitamin B12 Deficiency.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      2400 Southwest Vermont Street, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Nicholas Kuhn is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Kuhn is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency and Subacute Combined Degeneration. Dr. Kuhn is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      2400 Southwest Vermont Street, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Angela Stearns is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Stearns is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Diabetic Nephropathy, Hashimoto Thyroiditis, Postmenopausal Osteoporosis, and Osteoporosis. Dr. Stearns is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      12123 Southwest 69th Avenue, 
      Tigard, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Richard Zinke is a primary care provider, practicing in Internal Medicine in Tigard, Oregon. Dr. Zinke is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, HER-2 Positive Breast Cancer, Pseudomyxoma Peritonei, and Iron Deficiency Anemia. Dr. Zinke is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      2400 Southwest Vermont Street, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Charles Bentz is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Bentz is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Arthritis, Hereditary Resistance to Anti-Vitamin K, Protein S Deficiency, and Congenital Antithrombin 3 Deficiency. Dr. Bentz is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Oncology
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Oncology
      265 North Broadway, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Gerald Segal is an Internal Medicine specialist and an Oncologist in Portland, Oregon. Dr. Segal is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Multiple Myeloma, Myelodysplastic Syndrome (MDS), Smoldering Multiple Myeloma, and Mantle Cell Lymphoma (MCL). Dr. Segal is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      4805 Northeast Glisan Street, Suite 11N-1, 
      Portland, OR 
      Languages Spoken:
      English
      Accepting New Patients

      Christine Johnson is a Hematologist in Portland, Oregon. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Autoimmune Hemolytic Anemia, Essential Thrombocythemia, Immune Thrombocytopenic Purpura (ITP), and Adult Immune Thrombocytopenia. Dr. Johnson is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      15160 Northwest Laidlaw Road, Suite 100, 
      Portland, OR 
      Languages Spoken:
      English
      Offers Telehealth

      Todd Gillingham is a primary care provider, practicing in Family Medicine in Portland, Oregon. Dr. Gillingham is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Shingles, Sitosterolemia, Asthma in Children, and Gout.

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

      Fanno Creek Clinic LLC

      2400 Sw Vermont St, 
      Portland, OR 
      Languages Spoken:
      English
      Offers Telehealth

      George Demetrion is a primary care provider, practicing in Internal Medicine in Portland, Oregon. Dr. Demetrion is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Asthma, Asthma in Children, Ulcerative Colitis, and Cor Pulmonale.

      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner
      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner

      Nisha Jackson Inc.

      3312 Gateway St, 
      Springfield, OR 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Doris Fleming is a Nurse Practitioner in Springfield, Oregon. Ms. Fleming is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Menopause, Vitamin D Deficiency, Seasonal Affective Disorder (SAD), and Intrauterine Device Insertion. Ms. Fleming is currently accepting new patients.

      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner
      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner

      Onepeak Southern Oregon PC

      3265 Hillcrest Park Dr, 
      Medford, OR 
      Experience:
      17+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Amber Gross is a Nurse Practitioner in Medford, Oregon. Ms. Gross has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Secondary Adrenal Insufficiency, Vitamin B12 Deficiency, Menopause, and Vitamin D Deficiency. Ms. Gross is currently accepting new patients.

      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner | Urology
      Advanced in Vitamin B12 Deficiency
      Nurse Practitioner | Urology

      Oncology Institute Or A Professional Corporation

      9495 Sw Locust St, Suite G, 
      Portland, OR 
      Languages Spoken:
      English

      Berhane Mebratu is a Nurse Practitioner specialist and a Urologist in Portland, Oregon. Ms. Mebratu is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Urinary Tract Infection in Children, Urinary Tract Infection (UTI), and Male Pseudohermaphroditism with Gynecomastia.

      Showing 1-20 of 129

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor in Oregon, US?

      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 doctor in Oregon, US?

      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 doctors in Oregon, US?

      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 doctors in Oregon, US?

      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 doctor in Oregon, US?

      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 doctor search results page. 

      Why is it important to get a second opinion from a different Vitamin B12 Deficiency 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 doctor in Oregon, US?

      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 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 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 doctors in Oregon, US?

      Look for the filter feature on the left side of the Vitamin B12 Deficiency 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 doctor that offers video calls?

      Look for the filter feature on the left-side of the Vitamin B12 Deficiency 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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