Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Walailuk Chaiyarat, MD

Individual provider Hematology & Oncology Physician · NPI 1811140478

Dr. Walailuk Chaiyarat, MD is a Hematology/Oncology in Concord, California. Qualified in 2000, 26 years ago. Practices with John Muir Physician Network, a 486-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
26
Licensed in
CA
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2571 Park Ave
Concord, CA 94520-1901
Phone: (925) 674-2100
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 100 Hospital Dr Ste 110b, Vallejo, CA 94589-2577 — (707) 551-3300
  • 3000 Oak Rd # 311, Walnut Creek, CA 94597-2092 — (925) 674-2100

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A117301 (CA)

Record details

NPI number1811140478
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 28, 2008
Last updated in NPPESJune 11, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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