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) 272-3428

Medicare★ 5.0 Google (2)96% Patient Rating

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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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Pain Medicine

This surgeon specializes in pain medicine procedures performed in an outpatient ambulatory surgical setting.

NUCC Taxonomy: 207LP2900X

Affiliated Surgery Center

Sierra Ambulatory Surgery Center

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