Gregory J Porter, M.D.
Pain Medicine
Grass Valley, CA
Specialty
Pain Medicine
Credential
M.D.
NPI
1790741262
Affiliated Facility
Sierra Ambulatory Surgery Center
400 Sierra College Dr. Ste. B, Grass Valley, CA 95945
(530) 272-3428Medicare★ 5.0 Google (2)96% Patient Rating
About this profile: Surgeon information is sourced from the CMS National Plan and Provider Enumeration System (NPPES) NPI Registry and reflects the practice address on file as of February 2026. Facility affiliation is based on matching practice address to CMS-certified ambulatory surgery center locations.
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View NPI RecordPain Medicine
This surgeon specializes in pain medicine procedures performed in an outpatient ambulatory surgical setting.
NUCC Taxonomy: 207LP2900X