Quick answers
- Which hospitals does Cassidy Payne work at?
- Medicare's official clinician data lists Cassidy Payne at 3 hospitals: Mercy Hospital Oklahoma City, Inc, Oklahoma Heart Hospital, LLC and St Mary's Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cassidy Payne see patients?
- Medicare's clinician data lists 1 practice location in Oklahoma City, OK. Call before your visit to confirm the address.
- What is Cassidy Payne's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Cassidy Payne accept Medicare assignment?
- Yes. Medicare's clinician data says Cassidy Payne 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 Cassidy Payne?
- (405) 608-3800, as listed in official Medicare / NPI Registry data.
- What is Cassidy Payne's NPI number?
- 1740054634. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cassidy Payne works
Medicare's Facility Affiliation Data lists Cassidy Payne at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · Acute Care Hospital · CCN 370013
- Oklahoma Heart Hospital, LLCOklahoma City, OK · Acute Care Hospital · CCN 370215
- St Mary's Regional Medical CenterEnid, OK · Acute Care Hospital · CCN 370026
Practice locations
Addresses where Cassidy Payne is enrolled with Medicare (CMS data updated 2026-10-02).
- 4050 W Memorial Rd, Fl 3Oklahoma City, OK 73120 (405) 608‑3800
Group practices
Medicare enrollment lists Cassidy Payne as a member of this group (CMS data updated 2026-10-02).
- Ohh Physicians LLC133 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.
Clinician information
| Medical school | University Of South Alabama College Of Medicine |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740054634 |
| 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 2026-10-02, retrieved 2026-10-29
- 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