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

Dr. Gregory Crossman, DC

Individual provider Chiropractor · NPI 1316133531

Dr. Gregory Crossman, DC is a Chiropractic in San Rafael, California. Graduated from Life Chiropractic College - West in 1988, 38 years ago. Licensed in California.

Years since qualifying
38
Trained at
Life Chiropractic College - West
Licensed in
CA
In the registry since
2007
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

4340 Redwood Hwy Ste F103
San Rafael, CA 94903-2121
Phone: (415) 446-7285
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 19743 (CA)

Record details

NPI number1316133531
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedSeptember 20, 2007
Last updated in NPPESAugust 1, 2026
Certification dateAugust 1, 2026
Mailing address4340 Redwood Hwy Ste 103, San Rafael, CA 94903-2131

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolLIFE CHIROPRACTIC COLLEGE - WEST
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Not indicated

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