Alex Barchuk, M.D.
Physical Medicine & Rehabilitation Physician · Kentfield, CA
Alex Barchuk, M.D. is a physical medicine & rehabilitation physician with a practice address in Kentfield, California, and NPI 1851315774, issued on Jul 26, 2006. Check the license (California A42890, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Alex Barchuk
- Credential
- M.D.
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- A42890 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
- Phone
- (415) 485-3508
- Enumerated
- Jul 26, 2006
- Record last updated
- Nov 23, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (415) 485-3507
- Medicaid ID
- 00A428900 CA
- Medicare enrollment
- Enrolled (PECOS I20110405000696); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 1,549 in California → Look up another NPI →
Also registered at 1125 Sir Francis Drake Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Deborah Doherty, M.D.Physical Medicine & Rehabilitation Physician1689683112
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- Jonathan Frankman, DOHospitalist Physician1689163370
Verify Alex Barchuk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A42890Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Alex Barchuk among 1,549 physical medicine & rehabilitation physician records in California
Alex Barchuk, M.D. is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 70% newer
- In a Medicare fileNo · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated1985 · median 2008 among the 786 with a school on file
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 physical medicine & rehabilitation physician records list a practice address in Kentfield
They are 2 of the 225 NPPES records with a practice address in Kentfield, and 1,549 physical medicine & rehabilitation physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,549 in California → Every provider in Kentfield → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Deborah Doherty, M.D.Kentfield, CA 949041689683112
- Mary Air, M.D.San Rafael, CA 949031376772913
- Rebecca Anderson, PTASan Rafael, CA 949031396448080
- Linda Choe, MDSan Rafael, CA 949031891879888
- Edward Demayo, MDSan Rafael, CA 949031821172891
- Ronald Gaines, MDSan Rafael, CA 949031174607246
- Shaima Khandaker, MDSan Rafael, CA 949031487276291
- Jennifer McIntyreSan Rafael, CA 949031891473989
Common questions
What is Alex Barchuk, M.D.'s NPI number?
Alex Barchuk, M.D.'s National Provider Identifier (NPI) is 1851315774, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alex Barchuk, M.D. located?
The NPPES record lists a practice address at 1125 Sir Francis Drake Blvd, Kentfield, CA, 94904. Phone: (415) 485-3508. Providers update this record themselves, so call before visiting.
How can I verify Alex Barchuk, M.D.'s license?
NPPES lists California license number A42890, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.