Medical Specialists Inc., PC

NPI 1568794147ActiveOrganization· Internal Medicine· Saint John, IN

Internal Medicine in Saint John, Indiana, registered in NPPES in February 2010. The authorized official on file is Alexander A. Stemer, MD, President & Ceo.

Overview

NPI	1568794147
Status	Active
Entity type	Organization
NPI issued	Feb 5, 2010
Last updated in NPPES	Feb 28, 2011

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	—	IN
Dermatology	207N00000X	—	IN
Internal Medicine, Endocrinology, Diabetes & Metabolism	207RE0101X	—	IN
Internal Medicine, Pulmonary Disease	207RP1001X	—	IN
Internal Medicine, Rheumatology	207RR0500X	—	IN
Orthopaedic Surgery	207X00000X	—	IN
Orthopaedic Surgery, Foot and Ankle Surgery	207XX0004X	—	IN
Pediatrics	208000000X	—	IN

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Other Internal Medicine providers in Saint John

In Post Acute Specialists, PC
Saint John, IN · Organization
1629584396
Robert P. Chen, MD
Saint John, IN · Individual
1255335816
Amelia Georgas, DO
Saint John, IN · Individual
1770286809
Chandana Vavilala, MD
Saint John, IN · Individual
1548230113

All Internal Medicine providers in Indiana →