The 20 Best Vitamin B12 Deficiency Doctors Near Me in Crystal Lake, IL

Find the Top Vitamin B12 Deficiency Experts and Specialists

The 20 Best Vitamin B12 Deficiency Doctors near Crystal Lake, IL

Last Updated: 02/22/2026

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MediFind found 78 doctor with experience in Vitamin B12 Deficiency near Crystal Lake, IL. Of these, 59 are Experienced, 16 are Advanced and 3 are Distinguished.

Location
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78 providers found
    Sandeep Chunduri
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Advocate Infusion Center

    525 E Congress Pkwy, Ste 300, 
    Crystal Lake, IL 
     (1.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sandeep Chunduri is a Hematologist and an Oncologist in Crystal Lake, Illinois. Dr. Chunduri is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Vaginal Cancer, Small Cell Lung Cancer (SCLC), and Bone Marrow Aspiration.

    Paul L. Grindstaff
    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Northwestern Medical Group

    360 E Station Dr Ste 300, Suite 300, 
    Crystal Lake, IL 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Paul Grindstaff is a Neurologist in Crystal Lake, Illinois. Dr. Grindstaff is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Seizures, Peripheral Neuropathy, Vitamin B12 Deficiency Anemia, and Memory Loss. Dr. Grindstaff is currently accepting new patients.

    Benjamin J. Nager
    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    360 E Station Dr Ste 300, 
    Crystal Lake, IL 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Benjamin Nager is a Neurologist in Crystal Lake, Illinois. Dr. Nager is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Obstructive Sleep Apnea, Seizures, Vitamin B12 Deficiency Anemia, and Central Sleep Apnea.

    Learn about our expert tiers
    Tisha J. Tan
    Experienced in Vitamin B12 Deficiency
    Nephrology
    Experienced in Vitamin B12 Deficiency
    Nephrology

    Kidney Care Center Crystal Lake, LLC

    442 N IL Route 31, 
    Crystal Lake, IL 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Tisha Tan is a Nephrologist in Crystal Lake, Illinois. Dr. Tan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Acute Kidney Failure, Low Sodium Level, Necrosis, and Chronic Kidney Disease.

    Arun Narang
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Advocate Medical Group

    633 Ridgeview Dr, 
    Mchenry, IL 
     (5.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Arun Narang is a primary care provider, practicing in Internal Medicine in Mchenry, Illinois. Dr. Narang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Erosive Gastritis, Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Gastrostomy, and Endoscopy.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency

    Mercyhealth Memory And Dementia Clinic

    875 S State Route 31, 
    Crystal Lake, IL 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Amarish Dave is a Neurologist in Crystal Lake, Illinois. Dr. Dave is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Epilepsy with Myoclonic-Atonic Seizures, Myoclonic Epilepsy, West Syndrome, and Epilepsy in Children.

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

    Comprehensive Urologic Care S C

    360 Station Dr, 
    Crystal Lake, IL 
     (1.0 miles away)
    Languages Spoken:
    English

    Cheryl Glombicki is a Nurse Practitioner in Crystal Lake, Illinois. Ms. Glombicki is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Emphysema, Vitamin D Deficiency, and Heart Failure with Preserved Ejection Fraction (HFpEF).

    Sanjeev Gupta
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Advocate Medical Group Internal Medicine

    525 E Congress Pkwy, Suite 350, 
    Crystal Lake, IL 
     (1.0 miles away)
    Languages Spoken:
    English, Hindi, Punjabi

    Sanjeev Gupta is a primary care provider, practicing in Internal Medicine in Crystal Lake, Illinois. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Low Sodium Level, Movement Disorders, Parkinson's Disease, Gastrostomy, and Pacemaker Implantation.

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

    Alternative And Complementary Therapies For Wellness, Ltd

    650 E Terra Cotta Ave, Suite 103, 
    Crystal Lake, IL 
     (1.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Rebecca Lambo is a Nurse Practitioner in Crystal Lake, Illinois. Ms. Lambo is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin D Deficiency, Vitamin B12 Deficiency, Respiratory Syncytial Virus (RSV) Infection, and Pelvic Congestion Syndrome. Ms. Lambo is currently accepting new patients.

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

    Integrated Health SC

    1 S Virginia St, 
    Crystal Lake, IL 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kerry Ehlert is a Nurse Practitioner in Crystal Lake, Illinois. Ms. Ehlert is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Vitamin D Deficiency, Respiratory Syncytial Virus (RSV) Infection, and Muscle Spasms.

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

    Advocate Condell Medical Center

    442 N Il Route 31, 
    Crystal Lake, IL 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kristine Redmond is a Nurse Practitioner in Crystal Lake, Illinois. Ms. Redmond is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin D Deficiency, Vitamin B12 Deficiency, Pelvic Congestion Syndrome, and Muscle Spasms.

    William A. Stinson
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    650 Dakota St Ste A, 
    Crystal Lake, IL 
     (2.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    William Stinson is a primary care provider, practicing in Internal Medicine in Crystal Lake, Illinois. Dr. Stinson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Eunuchoidism Familial Hypogonadotropic, Male Pseudohermaphroditism with Gynecomastia, Testicular Failure, and Chronic Cough.

    George N. Atia
    Experienced in Vitamin B12 Deficiency
    Gastroenterology
    Experienced in Vitamin B12 Deficiency
    Gastroenterology

    The Illinois Center For Digestive And Liver Health

    200 Fox Glen Ct, 
    Barrington, IL 
     (6.9 miles away)
    Languages Spoken:
    English, Arabic
    Offers Telehealth

    George Atia is a Gastroenterologist in Barrington, Illinois. Dr. Atia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Colitis, Viral Gastroenteritis, Colonoscopy, and Gastrectomy.

    Donald Kuhlman
    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Northwest Neurology, Ltd.

    22285 N. Pepper Rd., Suite 401, 
    Lake Barrington, IL 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Donald Kuhlman is a Neurologist in Lake Barrington, Illinois. Dr. Kuhlman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Generalized Tonic-Clonic Seizure, Seizures, Tourette Syndrome, and Peripheral Neuropathy.

    Minh S. Bui
    Experienced in Vitamin B12 Deficiency
    Nephrology
    Experienced in Vitamin B12 Deficiency
    Nephrology

    Associates In Nephrology, SC

    27750 W Highway 22, 
    Barrington, IL 
     (7.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Minh Bui is a Nephrologist in Barrington, Illinois. Dr. Bui is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Acute Kidney Failure, Necrosis, Nephrosclerosis, and Renovascular Hypertension.

    Kaushik S. Patel
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    10350 Haligus Rd Ste 120, 
    Huntley, IL 
     (8.0 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Kaushik Patel is a Hematologist and an Oncologist in Huntley, Illinois. Dr. Patel has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Colorectal Cancer, Lung Cancer, Small Cell Lung Cancer (SCLC), Pleuropulmonary Blastoma, and Bone Marrow Aspiration.

    Distinguished in Vitamin B12 Deficiency
    Family Medicine
    Distinguished in Vitamin B12 Deficiency
    Family Medicine

    Family Medicine Specialists S.C.

    431 W Liberty St, 
    Wauconda, IL 
     (8.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jennifer Bellucci is a primary care provider, practicing in Family Medicine in Wauconda, Illinois. Dr. Bellucci is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Generalized Anxiety Disorder (GAD), Type 2 Diabetes (T2D), Sinusitis, and Empyema.

    Distinguished in Vitamin B12 Deficiency
    Family Medicine
    Distinguished in Vitamin B12 Deficiency
    Family Medicine

    Family Medicine Specialists S.C.

    431 W Liberty St, 
    Wauconda, IL 
     (8.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Alengo is a primary care provider, practicing in Family Medicine in Wauconda, Illinois. Dr. Alengo is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Vitamin D Deficiency, Generalized Anxiety Disorder (GAD), and Attention Deficit Hyperactivity Disorder (ADHD).

    Distinguished in Vitamin B12 Deficiency
    Family Medicine
    Distinguished in Vitamin B12 Deficiency
    Family Medicine
    3707 Doty Rd Ste G And H, 
    Woodstock, IL 
     (9.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lisa Glosson is a primary care provider, practicing in Family Medicine in Woodstock, Illinois. Dr. Glosson is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin B12 Deficiency, Chronic Obstructive Pulmonary Disease (COPD), Acute Cystitis, and Obesity.

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

    Family Medicine For McHenry County

    1095 Pingree Rd Ste 108, 
    Crystal Lake, IL 
     (0.8 miles away)
    Languages Spoken:
    English

    Stuart Lesser is a primary care provider, practicing in Family Medicine in Crystal Lake, Illinois. Dr. Lesser is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are High Cholesterol, Coronary Heart Disease, Familial Hypertension, Gastrostomy, and Endoscopy.

    Showing 1-20 of 78

    Last Updated: 02/22/2026

    When should I see a Vitamin B12 Deficiency doctor near Crystal Lake, IL?

    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 Crystal Lake, IL?

    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 Crystal Lake, IL?

    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 Crystal Lake, IL?

    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 Crystal Lake, IL?

    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 Crystal Lake, IL?

    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 Crystal Lake, IL?

    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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