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Doctors / OK

DEREK A IRWIN, MD

PATHOLOGY

Medical school: UNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE

Graduated: 1995

NPI: 1184603300

Practice Locations (3)

PATHOLOGY CONSULTATION SERVICES INC

3300 HEALTHPLEX PKWY

NORMAN, OK 730729749

4055151000

DIAGNOSTIC PATHOLOGY SERVICES, INC.

3300 NW EXPRESSWAY

OKLAHOMA CITY, OK 731124418

4058422061

DIAGNOSTIC PATHOLOGY SERVICES, INC.

4401 S WESTERN AVE

OKLAHOMA CITY, OK 731093413

4056367251

Source: CMS National Downloadable File, September 2026.

DEREK IRWIN, MD | HealthCareAtlasUSA