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    Last Updated: 10/30/2025

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    MediFind found 27 doctor with experience in Vitamin B12 Deficiency near Lancaster, PA. Of these, 25 are Experienced and 1 are Advanced.

    Location
    LocationClose
    27 providers found
      Advanced in Vitamin B12 Deficiency
      Hematology Oncology
      Advanced in Vitamin B12 Deficiency
      Hematology Oncology

      Lancaster Cancer Center

      703 Lampeter Road, 
      Lancaster, PA 
       (3.5 miles away)
      Languages Spoken:
      English, Gujarati , Spanish

      Lena R. Dumasia, MD, specializes in hematology oncology. She is affiliated with UPMC Community Osteopathic, UPMC Lititz, UPMC West Shore and UPMC Pinnacle Harrisburg. Dr. Dumasia completed her fellowship at Providence Hospital, residency at St. Joseph Mercy Hospital and medical degree at Saba University School of Medicine. Dr. Dumasia is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Severe Congenital Neutropenia, and Non-Hodgkin Lymphoma.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      2221 Noll Dr Ste 2000, 
      Lancaster, PA 
       (1.5 miles away)
      Languages Spoken:
      English

      Thomas Mextorf is a primary care provider, practicing in Family Medicine in Lancaster, Pennsylvania. Dr. Mextorf is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Childhood Iron Deficiency Anemia, and High Cholesterol.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Lumina Dr G Medical PLLC

      100 Abbeyville Rd, 
      Lancaster, PA 
       (1.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Victor Guadagnino is a Cardiologist in Lancaster, Pennsylvania. Dr. Guadagnino is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Dilated Cardiomyopathy (DCM), Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, and Unstable Angina.

      Learn about our expert tiers
      Experienced in Vitamin B12 Deficiency
      Gastroenterology
      Experienced in Vitamin B12 Deficiency
      Gastroenterology

      Regional GI

      2112 Harrisburg Pike, Suite 202, 
      Lancaster, PA 
       (2.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Justin Harberson is a Gastroenterologist in Lancaster, Pennsylvania. Dr. Harberson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Benign Esophageal Stricture, Lower Esophageal Ring, Gastroparesis, Gastrectomy, and Endoscopy.

      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner | Family Medicine
      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner | Family Medicine

      LG Health Physicians Family Medicine Abbeyville Embassy Drive

      2128 Embassy Drive, 
      Lancaster, PA 
       (2.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Lauren Myer is a Nurse Practitioner specialist and a Family Medicine provider in Lancaster, Pennsylvania. Ms. Myer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Hypertension, Sinusitis, Vitamin B12 Deficiency, and Hypothyroidism. Ms. Myer is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Rheumatology
      Experienced in Vitamin B12 Deficiency
      Rheumatology

      LG Health Physicians Arthritis And Rheumatology

      2108 Harrisburg Pike, Suite 200, 
      Lancaster, PA 
       (3.2 miles away)
      Experience:
      44+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Lisa Allen is a Rheumatologist in Lancaster, Pennsylvania. Dr. Allen has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Rheumatoid Arthritis (RA), and Juvenile Primary Osteoporosis. Dr. Allen is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Physician Assistant
      Experienced in Vitamin B12 Deficiency
      Physician Assistant

      Regional Gastroenterology Associates Of Lancaster, Ltd.

      2112 Harrisburg Pike, Suite 202, 
      Lancaster, PA 
       (3.2 miles away)
      Languages Spoken:
      English

      Ashley Miller is a Physician Assistant in Lancaster, Pennsylvania. Ms. Miller is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Non-Alcoholic Fatty Liver Disease, Vitamin B12 Deficiency, and Gallbladder Disease.

      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner | Endocrinology
      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner | Endocrinology

      LG Health Physicians Diabetes And Endocrinology

      2112 Harrisburg Pike, Suite 200, 
      Lancaster, PA 
       (3.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Anna Antwi is an Endocrinologist and a Nurse Practitioner in Lancaster, Pennsylvania. Ms. Antwi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Diabetic Hyperglycemic Hyperosmolar Syndrome, Maturity Onset Diabetes of the Young, and Type 1 Diabetes (T1D). Ms. Antwi is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Regional Gastroenterology Associates Of Lancaster, Ltd.

      2112 Harrisburg Pike, Suite 202, 
      Lancaster, PA 
       (3.2 miles away)
      Languages Spoken:
      English

      Robert Stokes is a Hepatologist in Lancaster, Pennsylvania. Dr. Stokes is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Portal Hypertension, Cirrhosis, Trichohepatoenteric Syndrome, Colonoscopy, and Endoscopy.

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

      LG Health Physicians Hematology And Medical Oncology

      2102 Harrisburg Pike, 
      Lancaster, PA 
       (3.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Srilatha Hosur is a Hematologist and an Oncologist in Lancaster, Pennsylvania. Dr. Hosur is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Chronic Familial Neutropenia, Breast Cancer, Multiple Myeloma, and Bone Marrow Aspiration. Dr. Hosur is currently accepting new patients.

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

      LG Health Physicians Hematology And Medical Oncology

      2102 Harrisburg Pike, 
      Lancaster, PA 
       (3.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Ami Jhaveri is a Hematologist and an Oncologist in Lancaster, Pennsylvania. Dr. Jhaveri is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Small Cell Lung Cancer (SCLC), Testicular Cancer, and Teratoma of the Mediastinum. Dr. Jhaveri is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      LG Health Physicians Hematology And Medical Oncology

      2102 Harrisburg Pike, 
      Lancaster, PA 
       (3.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Shyam Balepur is a Hematologist in Lancaster, Pennsylvania. Dr. Balepur is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Gastroesophageal Junction Cancer, Non-Hodgkin Lymphoma, and Chronic B-Cell Leukemia (CBCL). Dr. Balepur is currently accepting new patients.

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

      LG Health Physicians Hematology And Medical Oncology

      2102 Harrisburg Pike, 
      Lancaster, PA 
       (3.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Timothy Beer is a Hematologist and an Oncologist in Lancaster, Pennsylvania. Dr. Beer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Adenocarcinoma, Squamous Cell Lung Carcinoma, Small Cell Lung Cancer (SCLC), ALK-Positive Non-Small Cell Lung Cancer, and Bone Marrow Aspiration. Dr. Beer is currently accepting new patients.

      LG Health Physicians Hematology And Medical Oncology

      2102 Harrisburg Pike, 
      Lancaster, PA 
       (3.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Matthew Evans is a Hematologist in Lancaster, Pennsylvania. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hemophilia A, Sickle Cell Disease, Hemophilic Arthropathy, Adult Immune Thrombocytopenia, and Bone Marrow Aspiration. Dr. Evans is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology

      Lancaster Cancer Center

      703 Lampeter Road, 
      Lancaster, PA 
       (3.5 miles away)
      Languages Spoken:
      English

      Hyatt Degreen is a Hematologist Oncology provider in Lancaster, Pennsylvania. Dr. Degreen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Pleuropulmonary Blastoma, and Lung Cancer.

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

      LG Health Physicians Internal Medicine

      2110 Harrisburg Pike, Suite 100, 
      Lancaster, PA 
       (4.2 miles away)
      Languages Spoken:
      English

      Mark Simmons is a primary care provider, practicing in Internal Medicine in Lancaster, Pennsylvania. Dr. Simmons is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypothyroidism, High Cholesterol, Type 2 Diabetes (T2D), and Branchial Cleft Cyst.

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

      LG Health Physicians Internal Medicine

      2110 Harrisburg Pike, Suite 100, 
      Lancaster, PA 
       (4.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Bradford Granger is a primary care provider, practicing in Internal Medicine in Lancaster, Pennsylvania. Dr. Granger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Anemia, Postmenopausal Osteoporosis, Melorheostosis, and Melorheostosis with Osteopoikilosis.

      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner
      Experienced in Vitamin B12 Deficiency
      Nurse Practitioner

      Lancaster Family Medicine Associates, P.C.

      2850 Willow St Pike, Suite A, 
      Willow Street, PA 
       (4.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Victoria Weaver is a Nurse Practitioner in Willow Street, Pennsylvania. Ms. Weaver is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin D Deficiency and Vitamin B12 Deficiency.

      Joshua Shipley
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology

      UPMC Hillman Cancer Center - Lititz

      1575 Highlands Drive, Suite 205, 
      Lititz, PA 
       (9.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Joshua Shipley, MD, specializes in hematology oncology and is board-certified in hematology, medical oncology, and internal medicine by the American Board of Internal Medicine. He practices at UPMC Hillman Cancer Center and is affiliated with UPMC Lititz, UPMC Hanover, UPMC West Shore, UPMC Community Osteopathic, and UPMC Harrisburg. Dr. Shipley received his medical degree from Drexel University College of Medicine and completed his residency program and fellowship program at the Warren Alpert Medical School of Brown University. Dr. Shipley is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Pleuropulmonary Blastoma, and Childhood Iron Deficiency Anemia.

      Naeem Latif
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology

      UPMC Hillman Cancer Center - Lititz

      1575 Highlands Drive, Suite 205, 
      Lititz, PA 
       (9.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Naeem Latif is a Hematologist Oncology provider in Lititz, Pennsylvania. Dr. Latif is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Colorectal Cancer, Familial Pancreatic Cancer, and Familial Colorectal Cancer. Dr. Latif is currently accepting new patients.

      Showing 1-20 of 27

      Last Updated: 10/30/2025

      When should I see a Vitamin B12 Deficiency doctor near Lancaster, PA?

      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 near Lancaster, PA?

      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 near Lancaster, PA?

      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 near Lancaster, PA?

      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 near Lancaster, PA?

      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 near Lancaster, PA?

      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 near Lancaster, PA?

      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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