Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Gregory Sean Hadfield, PA-C

Individual provider Physician Assistant · NPI 1285869966

Mr. Gregory Sean Hadfield, PA-C is a Physician Assistant in Lakeport, California. Qualified in 2001, 25 years ago. Practices with Eye Associates of Sebastopol Medical Group, a 7-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
25
Licensed in
CA
In the registry since
2009
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

5144 Hill Rd E
Lakeport, CA 95453-6300
Phone: (707) 263-8955
Fax: (707) 263-8340
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence P-16311 (CA)

Record details

NPI number1285869966
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMay 24, 2009
Last updated in NPPESMay 24, 2009

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Eye Associates Of Sebastopol Medical Group — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Lakeport