Adult Health Nurse Practitioner in O Fallon, IL

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

Compare 9 Adult Health Nurse Practitioner providers with a practice address in O Fallon, Illinois. 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 Adult Health Nurse Practitioner

Top 9 of 9

9 Adult Health Nurse Practitioner practice in O Fallon. Compare the most complete records below, or filter the full list by name and nearby ZIP.

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1
Angela Croessman-MarshallAGNP-C

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.