Specialist in Stockton, CA

Ranked by profile completeness, registry tenure & documented Medicare activity — an honest, data-backed ordering, not a quality, outcomes, or patient-satisfaction verdict.

Compare 61 Specialist providers with a practice address in Stockton, California. Every entry is a real NPI record you can open and verify; 100% of the ranked results below have a street-level (rooftop) location.

Providers in city

Street-level located

100%

Registry vintage

June 2026

Ranked Specialist

Top 30 of 61

61 Specialist practice in Stockton. Compare the most complete records below, or filter the full list by name and nearby ZIP.

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1
Frederick GregoriusMD
Specialist · Stockton, CA

Ranking reflects NPPES profile completeness, registry tenure, and documented Medicare activity (where present) — see our methodology. It is not a measure of clinical quality or patient satisfaction. Source: CMS NPPES (June 2026); specialty taxonomy: NUCC. Locations are geocoded from the public practice address.