Quick answers
- Where does Mary C. Hagemann see patients?
- Medicare's clinician data lists 2 practice locations, including Oklahoma City, OK. Call before your visit to confirm the address.
- What is Mary C. Hagemann's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mary C. Hagemann accept Medicare assignment?
- Yes. Medicare's clinician data says Mary C. Hagemann accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mary C. Hagemann?
- (405) 271-2669, as listed in official Medicare / NPI Registry data.
- What is Mary C. Hagemann's NPI number?
- 1487827770. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Mary C. Hagemann is enrolled with Medicare (CMS data updated 2026-10-02).
- 1200 Childrens AveOklahoma City, OK 73104 (405) 271‑2669
- 900 NE 10th St, Ouhp Family MedicineOklahoma City, OK 73104 (572) 244‑0065
Group practices
Medicare enrollment lists Mary C. Hagemann as a member of this group (CMS data updated 2026-10-02).
- OU Health Partners Inc1,184 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487827770 |
| 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 2026-10-02, retrieved 2026-10-29
- 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