Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Jose Leonel Ochoa-Bayona, MD

Individual provider Hematology & Oncology Physician · NPI 1669475158

Dr. Jose Leonel Ochoa-Bayona, MD is a Hematology/Oncology in Walnut Creek, California. Qualified in 1989, 37 years ago. Practices with John Muir Physician Network, a 486-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
37
Licensed in
CA
In the registry since
2005
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

177 La Casa Via Ste 390
Walnut Creek, CA 94598-6101
Phone: (925) 677-5041
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence C171204 (CA)

Record details

NPI number1669475158
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2005
Last updated in NPPESJune 10, 2025
Certification dateJune 6, 2025

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1989 (37 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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