
24 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Foster, Rheumatologist in Walnut Creek, CA?
Dr. Zuzana Foster, MD is a Rheumatologist, who primarily practices in Walnut Creek, CA. She has been practicing for over 24 years and is board certified. Dr. Foster graduated from University of British Columbia Faculty of Medicine and completed her residency at Vancouver General Hospital. Dr. Foster is fluent in English and Slovak, and is currently seeing new patients. Dr. Foster’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Foster’s office at (925) 210-1050.
Where did Dr. Foster go to medical school and complete their residency?
Fellowship: Stanford University Hospital - Rheumatology / Internal Medicine
Residency: Vancouver General Hospital
Medical School: University of British Columbia Faculty of Medicine
Is Dr. Foster board certified as a Rheumatologist?
Yes, Dr. Zuzana Foster, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Foster speak?
Dr. Foster and their clinical team can communicate with patients in the following languages:
English
Slovak
What conditions does a Rheumatologist like Dr. Foster typically treat?
As a Rheumatologist, Dr. Foster 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. Foster. 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:
- Inflammatory Arthritis
- Arthritis
- Inflammatory joint disease
- Polyarthritis
- Chronic inflammatory arthritis
ICD-10 Codes:
- M064: Inflammatory polyarthropathy
Also known as:
- Rheumatoid Arthritis
- RA
- Chronic inflammatory arthritis
- Autoimmune arthritis
ICD-10 Codes:
- M0579: Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
Also known as:
- Primary Generalized Osteoarthritis
- Osteoarthritis
- Primary Widespread Arthritis
- Idiopathic Generalized Osteoarthritis
- Generalized Degenerative Joint Disease
ICD-10 Codes:
- M150: Primary generalized (osteo)arthritis
Also known as:
- Fibromyalgia
- Widespread pain syndrome
- Chronic muscle pain
- Fibromyositis
ICD-10 Codes:
- M797: Fibromyalgia
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:
- 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:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
What procedures does a Rheumatologist like Dr. Foster typically perform?
As a Rheumatologist, Dr. Foster 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. Foster. 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:
- Joint or Bursa Injection/Fluid Removal
- Arthrocentesis
- Major Joint Aspiration
- Bursa Injection
- Joint Fluid Removal
CPT Codes:
- 20610: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); without ultrasound guidance
Does Dr. Foster accept my insurance?
Dr. Foster accepts most major insurance plans. Important: Please call our office at (925) 210-1050 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Foster accept in Walnut Creek, CA?
Dr. Foster in Walnut Creek, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Shield of California
Centene Corporation
Cigna Group
Contra Costa
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Hill Physicians Medical Group
Humana
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Foster's office located?
Dr. Zuzana Foster's Primary Practice
120 La Casa Via Ste 204
Walnut Creek, CA 94598
(925) 210-1050
What hospitals are Dr. Foster affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Foster has admitting privileges at the following hospitals:
John Muir Health Walnut Creek Medical Center,Walnut Creek, CA
Ranked ObGyn Surgery

Ranked in 3 Procedures

Ranked ObGyn Surgery
Ranked in 3 Procedures
Stanford Health Care - Valleycare,Pleasanton, CA
Ranked in 2 Procedures

Ranked in 2 Procedures
John Muir Health Concord Medical Center,Concord, CA
Ranked in 2 Specialties

Ranked in 3 Procedures

Ranked in 2 Specialties
Ranked in 3 Procedures
Eden Medical Center,Castro Valley, CA
Ranked in 2 Specialties

Ranked in 2 Procedures

Ranked in 2 Specialties
Ranked in 2 Procedures
Sutter Tracy Community Hospital,Tracy, CA
Ranked Mastectomy

Ranked Mastectomy
Alta Bates Summit Medical Center - Summit Campus,Oakland, CA
Ranked in 2 Specialties

Ranked in 4 Procedures

Ranked in 2 Specialties
Ranked in 4 Procedures