Quick answers
- Does Teresa A. Wanczyk accept Medicare assignment?
- Medicare's clinician data says Teresa A. Wanczyk may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Teresa A. Wanczyk see?
- In 2024, CMS data shows 34 Original Medicare patients and 398 services for Teresa A. Wanczyk. This counts Original Medicare only and measures volume, not quality.
- What is Teresa A. Wanczyk's NPI number?
- 1285732198. 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 Teresa A. Wanczyk, 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 | 34 |
|---|---|
| Services billed to Medicare | 398 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Osteopathic manipulative treatment, 7-8 body regions (98928)195 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)177 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)13 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 pressure50%
- Arthritis41%
- Anxiety41%
- Depression35%
- High cholesterol32%
Practice locations
Addresses where Teresa A. Wanczyk is enrolled with Medicare (CMS data updated October 2, 2026).
- 3414 W Peterson Ave, Suite DChicago, IL 60659 (773) 271‑2900
Specialties
- Osteopathic Manipulative Medicineprimary
- General Practicealso
- Pain Managementalso
- Pediatric Medicinealso
Find other Osteopathic Manipulative Medicine doctors in Illinois →
Other osteopathic manipulative medicine doctors in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 1980 (46 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1285732198 |
| 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
- 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