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Dr. Nehemiah Tan, MD

Rheumatologist

Mattoon, IL

34 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tan, Rheumatologist in Mattoon, IL?

    Dr. Nehemiah Tan, MD is a Rheumatologist, who primarily practices in Mattoon, IL with 2 additional practice locations. He has been practicing for over 34 years. Dr. Tan graduated from Far Eastern University Institute of Medicine and completed his residency at Loyola Univ Med Ctr, Rheumatology; Mercy Hosp Of Buffalo, Internal Medicine. Dr. Tan is fluent in English, Chinese, and Tagalog, and is currently seeing new patients. Dr. Tan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tan’s office at (217) 234-7000.

    Where did Dr. Tan go to medical school and complete their residency?

    • Residency: Loyola Univ Med Ctr, Rheumatology; Mercy Hosp Of Buffalo, Internal Medicine | MERCY HOSPITAL

    • Medical School: Dr. Nicanor Reyes Medical Foundation Institute of Medicine - Far Eastern University | Far Eastern University Institute of Medicine

    What languages does Dr. Tan speak?

    Dr. Tan and their clinical team can communicate with patients in the following languages:

    • Chinese
    • English
    • Tagalog

    What conditions does a Rheumatologist like Dr. Tan typically treat?

    As a Rheumatologist, Dr. Tan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Tan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Rheumatoid Arthritis
    • RA
    • Chronic inflammatory arthritis
    • Autoimmune arthritis
    • Inflammatory joint disease

    ICD-10 Codes:

    • M0609: Rheumatoid arthritis without rheumatoid factor, multiple sites
    • M0579: Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
    • M059: Rheumatoid arthritis with rheumatoid factor, unspecified
    • M069: Rheumatoid arthritis, unspecified

    Also known as:

    • Psoriatic Arthritis
    • Psoriasis
    • Psoriatic joint inflammation
    • Arthritis with psoriasis
    • Psoriasis-related joint pain

    ICD-10 Codes:

    • L4050: Arthropathic psoriasis, unspecified

    Also known as:

    • Lupus
    • Systemic lupus erythematosus
    • SLE
    • Disseminated lupus erythematosus

    ICD-10 Codes:

    • M329: Systemic lupus erythematosus, unspecified

    Also known as:

    • Age-Related Osteoporosis
    • Fractures
    • Osteoporosis
    • Senile Osteoporosis
    • Primary Osteoporosis
    • Bone Thinning from Aging

    ICD-10 Codes:

    • M810: Age-related osteoporosis without current pathological fracture

    Also known as:

    • Fibromyalgia
    • Widespread pain syndrome
    • Chronic muscle pain
    • Fibromyositis

    ICD-10 Codes:

    • M797: Fibromyalgia

    What procedures does a Rheumatologist like Dr. Tan typically perform?

    As a Rheumatologist, procedures performed by Dr. Nehemiah Tan may include:

    Please contact Dr. Tan's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Tan accept my insurance?

    Dr. Tan accepts most major insurance plans. Important: Please call our office at (217) 234-7000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Tan accept in Mattoon, IL?

    Dr. Tan in Mattoon, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Health Care Service Corporation

    • Medicare

    • Molina Healthcare

    • Other Health Care Provider

    • State of Illinois

    View All Insurances

    Where is Dr. Tan's office located?

    Dr. Nehemiah Tan's Primary Practice

    200 Richmond Ave E Ste 3

    Mattoon, IL 61938

    (217) 234-7000

    Get Directions

    Dr. Nehemiah Tan's Practice 2

    2499 N Monroe St

    Decatur, IL 62526

    Get Directions

    Dr. Nehemiah Tan's Practice 3

    102 W Kenwood Ave Ste 110

    Decatur, IL 62526

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    What is Dr. Tan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Tan's National Provider Identifier (NPI) number is 1578520995.

    What common questions do patients ask about Dr. Tan?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tan

    What is Dr. Nehemiah Tan's specialty?

    Dr. Tan is a Rheumatologist near Mattoon, IL.

    What does a Rheumatologist do?

    An internist specializing in the treatment of diseases affecting the joints, muscles, bones, and tendons. This specialist diagnoses and manages conditions such as arthritis, back pain, muscle strains, common sports injuries, and collagen-related diseases.

    Is Dr. Nehemiah Tan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tan is affiliated with Sarah Bush Lincoln Health Center, Decatur Memorial Hospital, Springfield Memorial Hospital, Hshs St. Anthony's Memorial Hospital, Northwestern Memorial Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Rheumatologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Rheumatologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. Nehemiah Tan accepting new patients in Mattoon, IL?

    Yes, Dr. Nehemiah Tan is accepting new patients at this time.

    Does Dr. Nehemiah Tan offer online booking?

    Please contact Dr. Tan's office at (217) 234-7000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Nehemiah Tan?

    Please contact Dr. Tan's office at (217) 234-7000 to schedule an appointment.

    Where is Dr. Tan's office located?

    Dr. Tan's offices are located in Mattoon, IL and Decatur, IL.