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

Douglas Obrien

Individual provider Physician Assistant · NPI 1235158239

Douglas Obrien is a Physician Assistant in Greenbrae, California. Qualified in 1994, 32 years ago. Practices with Skilled Biologics Inc, a 25-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Licensed in
CA
In the registry since
2006

Practice location Address checks out

250 Bon Air Rd
Greenbrae, CA 94904-1702
Phone: (415) 925-7000
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA13578 (CA)

Record details

NPI number1235158239
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESMarch 3, 2021
Certification dateMarch 3, 2021
Mailing address3746 Foothill Blvd # B140, Glendale, CA 91214-1740

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Skilled Biologics Inc — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Greenbrae