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

Dr. Boris Zhalkovsky, MD

Individual provider Psychiatry Physician · NPI 1518146489

Dr. Boris Zhalkovsky, MD is a Psychiatry in Castro Valley, California. Qualified in 1978, 48 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
48
Licensed in
CA
In the registry since
2007
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

20081 Lake Chabot Rd
Castro Valley, CA 94564-5303
Phone: (510) 690-1155
Fax: (510) 690-1344
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A56375 (CA)

Record details

NPI number1518146489
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 29, 2007
Last updated in NPPESOctober 29, 2007
Mailing address20081 Lake Chabot Road, Castro Valley, CA 94564-5303

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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