Quick answers
- Does Kathryn Zweck accept Medicare assignment?
- Yes. Medicare's clinician data says Kathryn Zweck 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 Kathryn Zweck see?
- In 2024, CMS data shows 245 Original Medicare patients and 1,078 services for Kathryn Zweck. This counts Original Medicare only and measures volume, not quality.
- What is Kathryn Zweck's NPI number?
- 1225657026. 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 Kathryn Zweck, 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 | 245 |
|---|---|
| Services billed to Medicare | 1,078 |
| Different services or procedures | 44 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)379 services
- Removal of fingernails or toenails, 6 or more nails (11721)263 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)123 services
- X-ray of foot, minimum of 3 views (73630)64 services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)42 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%
- Diabetes49%
- Arthritis48%
- Chronic kidney disease38%
- Ischemic heart disease36%
Hospitals where Kathryn Zweck works
Medicare's Facility Affiliation Data lists Kathryn Zweck 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.
- Chelsea HospitalChelsea, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230259
- Henry Ford Allegiance HealthJackson, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230092
Practice locations
Addresses where Kathryn Zweck is enrolled with Medicare (CMS data updated October 2, 2026).
- 350 N Main St, Suite 240Chelsea, MI 48118 (734) 433‑5800
- 6921 Jackson Rd, Suite 200Ann Arbor, MI 48103 (517) 879‑4241
Group practices
Medicare enrollment lists Kathryn Zweck as a member of this group (CMS data updated October 2, 2026).
- Step Ahead Podiatry PLLC3 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Chelsea
Clinicians with the same Medicare primary specialty in Chelsea, MI — not a recommendation.
Other clinicians in Step Ahead Podiatry PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Graduation year | 2020 (6 years since podiatric medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225657026 |
| 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