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Dr. Maria Thomas-John, MD

Dr. Maria Thomas-John, MD

Dayton, OH

18 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Thomas-John, Rheumatologist in Dayton, OH?

    Dr. Maria Thomas-John, MD is a Rheumatologist, who primarily practices in Dayton, OH with 1 additional practice location. She has been practicing for over 18 years and is board certified. Dr. Thomas-John completed her residency at Kettering Medical Center. Dr. Thomas-John is fluent in English, and is currently seeing new patients. Dr. Thomas-John’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Thomas-John’s office at (937) 208-7275.

    Where did Dr. Thomas-John go to medical school and complete their residency?

    • Fellowship: University of Cincinnati

    • Residency: Kettering Medical Center

    Is Dr. Thomas-John board certified as a Rheumatologist?

    Yes, Dr. Maria Thomas-John, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Thomas-John speak?

    Dr. Thomas-John and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a Rheumatologist like Dr. Thomas-John typically treat?

    As a Rheumatologist, Dr. Thomas-John 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. Thomas-John. 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 here.

    Also known as:

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

    ICD-10 Codes:

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

    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:

    • Other Abnormal Immune System Markers
    • Unusual immune findings
    • Abnormal immunology results
    • Abnormal serum immunology

    ICD-10 Codes:

    • R768: Other specified abnormal immunological findings in serum

    Also known as:

    • Multiple Site Bone Density and Structure Disorder
    • Bone Density
    • Bone Disease
    • Widespread Bone Density Disorder
    • Generalized Bone Structure Problem
    • Multi-site Bone Disorder

    ICD-10 Codes:

    • M8589: Other specified disorders of bone density and structure, multiple sites

    Also known as:

    • Osteoporosis Screening
    • Health Screening
    • Bone Density Test
    • Bone Health Screening
    • DEXA Scan

    ICD-10 Codes:

    • Z13820: Encounter for screening for osteoporosis

    Also known as:

    • Other Psoriatic Arthritis
    • Psoriatic arthritis
    • Psoriasis
    • Atypical psoriatic arthritis
    • Psoriasis-related joint condition
    • Unspecified psoriatic arthropathy

    ICD-10 Codes:

    • L4059: Other psoriatic arthropathy

    Also known as:

    • Lupus with Organ Involvement
    • Lupus
    • Systemic Lupus Erythematosus
    • SLE Affecting Organs
    • Lupus Complications

    ICD-10 Codes:

    • M3219: Other organ or system involvement in systemic lupus erythematosus

    What procedures does a Rheumatologist like Dr. Thomas-John typically perform?

    As a Rheumatologist, Dr. Thomas-John performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Thomas-John. 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 here.

    Also known as:

    • Swallowing Study (Videofluoroscopy)
    • Dysphagia Tests
    • Videofluoroscopic Swallowing Study (VFSS)
    • Modified Barium Swallow (MBS)
    • Dysphagia Evaluation

    CPT Codes:

    • 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording

    Does Dr. Thomas-John accept my insurance?

    Dr. Thomas-John accepts most major insurance plans. Important: Please call our office at (937) 208-7275 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Thomas-John accept in Dayton, OH?

    Dr. Thomas-John in Dayton, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Allied Benefit Systems

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Humana

    • Medica Group

    • Medical Mutual of Ohio

    • Medicare

    • UMR Administered Payer

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Thomas-John's office located?

    Dr. Maria Thomas-John's Primary Practice

    1520 S Main St Ste 3

    Dayton, OH 45409

    (937) 208-7275

    Get Directions

    Dr. Maria Thomas-John's Practice 2

    2451 Wayne Ave

    Dayton, OH 45420

    Get Directions

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

    Dr. Thomas-John's National Provider Identifier (NPI) number is 1285847855.

    What common questions do patients ask about Dr. Thomas-John?

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

    What is Dr. Maria Thomas-John's specialty?

    Dr. Thomas-John is a Rheumatologist near Dayton, OH.

    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 this Dr. Maria Thomas-John affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Thomas-John is affiliated with Kettering Health Dayton, Kettering Health Main Campus, West Chester 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 Maria Thomas-John accepting new patients in Dayton, OH?

    Yes, Dr. Maria Thomas-John is accepting new patients at this time.

    Does Dr. Maria Thomas-John offer online booking?

    Please contact Dr. Thomas-John's office at (937) 208-7275 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Maria Thomas-John?

    Please contact Dr. Thomas-John's office at (937) 208-7275 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Maria Thomas-John have?

    Dr. Maria Thomas-John is certified by the American Board of Internal Medicine.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>