Quick answers
- Does Rebecca A. Hamm accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca A. Hamm 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 Rebecca A. Hamm see?
- In 2024, CMS data shows 11 Original Medicare patients and 11 services for Rebecca A. Hamm. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca A. Hamm's NPI number?
- 1801349832. 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 Rebecca A. Hamm, 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 | 11 |
|---|---|
| Services billed to Medicare | 11 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Practice locations
Addresses where Rebecca A. Hamm is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 12; the Medicare profile lists all.
- 100 NE 5th St, Fl 1Oklahoma City, OK 73104 (385) 327‑2541
- 135 N Old Woodward Ave, Suite 200Birmingham, MI 48009 (385) 327‑2541
- 2300 Litton Ln, Suite 250Hebron, KY 41048 (385) 327‑2541
- 245 5th Ave, Fl 3New York, NY 10016 (385) 327‑2541
- 253 York St, Unit AYork, ME 03909 (385) 327‑2541
Group practices
Medicare enrollment lists Rebecca A. Hamm as a member of these groups (CMS data updated October 2, 2026).
- Ez Health Medical Group PA34 clinicians in the group
- Brooklyn Family Medicine Practice PC18 clinicians in the group
- Ez Health Medical Group East PC12 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Other clinicians in Ez Health Medical Group PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1801349832 |
| 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