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

Mr. Robert Alan Harf, MDFACS

Individual provider Orthopaedic Surgery of the Spine Physician · NPI 1023128741

Mr. Robert Alan Harf, MDFACS is an Orthopedic Surgery in Sonoma, California. Qualified in 1977, 49 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
49
Licensed in
CA
In the registry since
2006
Specialties on file
2

Practice location Address checks out

181 Andrieux St Ste 111
Sonoma, CA 95476-6920
Phone: (707) 996-8017
Fax: (707) 996-8061
Show map & directions

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

Specialties & licences

Orthopaedic Surgery of the Spine Physician (primary) Taxonomy 207XS0117X · Licence A406260 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence A40626 (CA)

Record details

NPI number1023128741
Entity typeIndividual (Type 1)
GenderMale
Credentials MDFACS
Sole proprietorYes
NPI enumeratedAugust 30, 2006
Last updated in NPPESFebruary 10, 2017
Mailing addressPo Box 1722, 181 Andrieux St Ste 111, Sonoma, CA 95476-6920

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 1977 (49 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare