Quick answers
- Where does Caitlin M. Guinn see patients?
- Medicare's clinician data lists 4 practice locations, including Buckeye, AZ, Phoenix, AZ and Pittsburgh, PA. Call before your visit to confirm the address.
- What is Caitlin M. Guinn's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Caitlin M. Guinn accept Medicare assignment?
- Yes. Medicare's clinician data says Caitlin M. Guinn 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 Caitlin M. Guinn's NPI number?
- 1265064539. 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 Caitlin M. Guinn is enrolled with Medicare (CMS data updated 2026-10-02).
- 25956 W Sands DrBuckeye, AZ 85396
- 345 E Virginia AvePhoenix, AZ 85004
- PO BoxPittsburgh, PA 15251
- PO Box, Suite 445Sullivan, MO 63080
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Buckeye
Clinicians with the same Medicare primary specialty in Buckeye, AZ — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265064539 |
| 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