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Dr. Diane Tjornhom, MD

Bellflower, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tjornhom, Rheumatologist in Bellflower, CA?

    Dr. Diane Tjornhom, MD is a Rheumatologist, who primarily practices in Bellflower, CA with 1 additional practice location. She is board certified. Dr. Tjornhom is fluent in English, and is currently seeing new patients. Dr. Tjornhom’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tjornhom’s office at (562) 461-3000.

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

      What languages does Dr. Tjornhom speak?

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

      • English

      What conditions does Dr. Tjornhom treat?

      As a Rheumatologist, Dr. Tjornhom 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. Tjornhom. 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.

      Also known as:

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

      ICD-10 Codes:

      • M069: Rheumatoid arthritis, unspecified

      Also known as:

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

      ICD-10 Codes:

      • M329: Systemic lupus erythematosus, unspecified

      Also known as:

      • Musculoskeletal Screening
      • Health Screening
      • Bone and Muscle Check-up
      • Joint Health Screening
      • Orthopedic Screening

      ICD-10 Codes:

      • Z13828: Encounter for screening for other musculoskeletal disorder

      Also known as:

      • Osteoarthritis
      • Degenerative Joint Disease
      • Wear-and-Tear Arthritis
      • Joint Degeneration

      ICD-10 Codes:

      • M1990: Unspecified osteoarthritis, unspecified site

      Also known as:

      • Connective Tissue Disorder
      • Systemic Connective Tissue Disease
      • Rheumatic Connective Tissue Disease
      • Autoimmune Connective Tissue Disease

      ICD-10 Codes:

      • M359: Systemic involvement of connective tissue, unspecified

      Also known as:

      • Psoriatic Arthritis
      • Psoriasis
      • Psoriatic joint inflammation
      • Arthritis with psoriasis
      • Psoriasis-related joint pain
      • Scaly Skin Condition
      • Chronic Skin Disease
      • Autoimmune Skin Disorder

      ICD-10 Codes:

      • L4050: Arthropathic psoriasis, unspecified
      • L409: Psoriasis, unspecified

      Also known as:

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

      ICD-10 Codes:

      • M797: Fibromyalgia

      Also known as:

      • Other Long-Term Drug Therapy
      • Chronic medication use
      • Ongoing drug treatment
      • Extended drug therapy

      ICD-10 Codes:

      • Z79899: Other long term (current) drug therapy

      Also known as:

      • Gout
      • Gouty Arthritis
      • Uric Acid Arthritis
      • Hyperuricemia

      ICD-10 Codes:

      • M109: Gout, unspecified

      Also known as:

      • Sjogren's Syndrome
      • Sjögren syndrome
      • Sjogren Syndrome
      • Sjögren's Disease
      • Autoimmune Dry Eye Syndrome
      • Dry Mouth Syndrome

      ICD-10 Codes:

      • M3500: Sjogren syndrome, unspecified

      Also known as:

      • Inflammatory Arthritis
      • Arthritis
      • Inflammatory joint disease
      • Polyarthritis
      • Chronic inflammatory arthritis

      ICD-10 Codes:

      • M064: Inflammatory polyarthropathy

      Also known as:

      • Immunization Visit
      • Vaccines
      • Vaccination appointment
      • Shot visit
      • Immunization encounter

      ICD-10 Codes:

      • Z23: Encounter for immunization

      Also known as:

      • Joint Pain
      • Joint Disorder
      • Pain
      • Arthralgia
      • Aching joints
      • Sore joints

      ICD-10 Codes:

      • M2550: Pain in unspecified joint

      Also known as:

      • Dermatomyositis
      • Myositis
      • Inflammatory myopathy with skin rash
      • Adult dermatomyositis
      • Idiopathic inflammatory myopathy

      ICD-10 Codes:

      • M3310: Other dermatomyositis, organ involvement unspecified

      Also known as:

      • Vascular Disease
      • Artery Disease
      • Blood Vessel Disorder
      • Circulatory System Disease

      ICD-10 Codes:

      • I7789: Other specified disorders of arteries and arterioles

      Also known as:

      • Vasculitis
      • Blood Vessel Inflammation
      • ANCA Vasculitis
      • Angiitis

      ICD-10 Codes:

      • I7782: Antineutrophilic cytoplasmic antibody [ANCA] vasculitis

      Also known as:

      • Pauciarticular Juvenile Arthritis
      • Juvenile Arthritis
      • Juvenile idiopathic arthritis
      • Oligoarticular JIA
      • Few-joint juvenile arthritis
      • Childhood oligoarthritis

      ICD-10 Codes:

      • M0840: Pauciarticular juvenile rheumatoid arthritis, unspecified site

      Which procedures does Dr. Tjornhom perform as a Rheumatologist?

      As a Rheumatologist, procedures performed by a Dr. Diane Tjornhom may include:

      For detailed information, please contact Dr. Tjornhom's office.

      Does Dr. Tjornhom accept my insurance?

      Dr. Tjornhom accepts most major insurance plans. Important: Please call our office at (562) 461-3000 before your appointment to verify that your specific plan and network are accepted.

      What insurance plans does Dr. Tjornhom accept in Bellflower, CA?

      Dr. Tjornhom in Bellflower, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

      Top Insurances

      • All Other Third Party

      • City of Los Angeles

      • Express Scripts

      • Kaiser Permanente

      • Medicare

      • OptumRx

      • UnitedHealthcare

      View All Insurances

      Where is Dr. Tjornhom's office located?

      Dr. Diane Tjornhom's Primary Practice

      9333 Rosecrans Ave

      Bellflower, CA 90706

      (562) 461-3000

      Get Directions

      Dr. Diane Tjornhom's Practice 2

      9449 Imperial Hwy

      Downey, CA 90242

      (562) 461-3000

      Get Directions

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

      Dr. Tjornhom's National Provider Identifier (NPI) number is 1649339235.

      What common questions do patients ask about Dr. Tjornhom?

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

      What is Dr. Diane Tjornhom's specialty?

      Dr. Tjornhom is a Rheumatologist near Bellflower, CA. 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. Contact Dr. Tjornhom to book an appointment today.

      Is this Dr. Diane Tjornhom affiliated with a ranked Castle Connolly Top Hospital?

      Yes, Dr. Tjornhom is affiliated with Kaiser Permanente South Bay Medical Center which is a Castle Connolly Top Hospital. 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

      Where can I learn more about Rheumatologist?

      Explore Rheumatologist with 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 Diane Tjornhom accepting new patients in Bellflower, CA?

      Yes, Dr. Diane Tjornhom is accepting new patients at this time.

      Does Dr. Diane Tjornhom offer online booking?

      Please contact Dr. Tjornhom's office at (562) 461-3000 for information about online booking, telehealth, or to schedule an appointment.

      How can I make an appointment with Diane Tjornhom?

      Please contact Dr. Tjornhom's office at (562) 461-3000 for information regarding telehealth appointment availability or for scheduling assistance.

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