Internal Medicine in Duncan, OK

9 active Internal Medicine providers practice in Duncan, Oklahoma according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Duncan, OK
NPI Name Type Specialty Location
1063462430 Amy Shultz Individual Rheumatology Physician Duncan, OK
1093719981 Dennis Hughes Individual Internal Medicine Physician Duncan, OK
1689678195 Oscar Morales Individual Internal Medicine Physician Duncan, OK
1235269739 Oscar Morales MD PC Organization Internal Medicine Physician Duncan, OK

Frequently asked questions

How many Internal Medicine providers are in Duncan, OK?
The latest NPPES snapshot lists 9 active Internal Medicine providers with a practice address in Duncan, Oklahoma.
How do I check a Internal Medicine provider's NPI in Duncan?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.