Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

John Michael Sladic, MD

Individual provider Internal Medicine Physician · NPI 1073132452

John Michael Sladic, MD is a Hospitalist in San Antonio, Texas. Graduated from University of Texas Medical School at San Antonio in 2020, 6 years ago. Practices with Usacs Integrated Acute Care Services of Texas, PLLC, a 400-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
6
Trained at
University of Texas Medical School at San Antonio
Licensed in
TX
In the registry since
2020
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4502 Medical Dr
San Antonio, TX 78229-4402
Phone: (210) 358-3555
Fax: (210) 702-4239
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence U3021 (TX)
Hospitalist Physician Taxonomy 208M00000X · Licence U3021 (TX)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1073132452
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 15, 2020
Last updated in NPPESApril 19, 2023
Certification dateApril 19, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 2020 (6 years in practice)
Group practice Usacs Integrated Acute Care Services Of Texas, Pllc — 400 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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