Colon & Rectal Surgery Physician in Phoenix, AZ

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

Compare 25 Colon & Rectal Surgery Physician providers with a practice address in Phoenix, Arizona. Every entry is a real NPI record you can open and verify; 92% of the ranked results below have a street-level (rooftop) location.

Providers in city

Street-level located

92%

Registry vintage

June 2026

Ranked Colon & Rectal Surgery Physician

Top 25 of 25

25 Colon & Rectal Surgery Physician practice in Phoenix. Compare the most complete records below, or filter the full list by name and nearby ZIP.

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1
Ronald GaglianoM.D.

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.