Quick answers
- Does Tonya D. Pfister accept Medicare assignment?
- Yes. Medicare's clinician data says Tonya D. Pfister accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tonya D. Pfister see?
- In 2024, CMS data shows 69 Original Medicare patients and 162 services for Tonya D. Pfister. This counts Original Medicare only and measures volume, not quality.
- What is Tonya D. Pfister's NPI number?
- 1841273505. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tonya D. Pfister, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 69 |
|---|---|
| Services billed to Medicare | 162 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Hemoglobin a1c level (83036)62 services
- Detection test by immunoassay technique for influenza virus (87400)36 services
- Automated urinalysis test (81003)25 services
- Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)19 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes64%
- Arthritis55%
- Anxiety42%
- Depression35%
Hospitals where Tonya D. Pfister works
Medicare's Facility Affiliation Data lists Tonya D. Pfister at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Ascension St Vincent JenningsNorth Vernon, IN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 151303
- Columbus Regional HospitalColumbus, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150112
- Schneck Medical CenterSeymour, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150065
Practice locations
Addresses where Tonya D. Pfister is enrolled with Medicare (CMS data updated October 2, 2026).
- 250 W 96th St, Suite 520Indianapolis, IN 46260
- 301 Henry StNorth Vernon, IN 47265 (812) 352‑4427
- 301 Henry St, Suite 300North Vernon, IN 47265 (812) 352‑4300
- 8433 Harcourt Rd, Suite 100Indianapolis, IN 46260 (317) 583‑7600
Group practices
Medicare enrollment lists Tonya D. Pfister as a member of this group (CMS data updated October 2, 2026).
- St Vincent Medical Group Inc736 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Indianapolis
Clinicians with the same Medicare primary specialty in Indianapolis, IN — not a recommendation.
Other clinicians in St Vincent Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841273505 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians