Quick answers
- Where does Kacey O'Brennan see patients?
- Medicare's clinician data lists 2 practice locations, including Annapolis, MD and Albuquerque, NM. Call before your visit to confirm the address.
- What is Kacey O'Brennan's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Kacey O'Brennan accept Medicare assignment?
- Yes. Medicare's clinician data says Kacey O'Brennan 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 Kacey O'Brennan?
- (443) 782-7243, as listed in official Medicare / NPI Registry data.
- What is Kacey O'Brennan's NPI number?
- 1699552877. 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 Kacey O'Brennan is enrolled with Medicare (CMS data updated 2026-10-02).
- 2327 Forest Dr, Suite DAnnapolis, MD 21401 (443) 782‑7243
- 3611 Nm 528 NW, 101 Ati Physical TherapyAlbuquerque, NM 87114 (505) 217‑2826
Group practices
Medicare enrollment lists Kacey O'Brennan as a member of these groups (CMS data updated 2026-10-02).
- Ati Holdings, LLC443 clinicians in the group
- Physical Therapy at Dawn LLC29 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Maryland →
Other physical therapists in Annapolis
Clinicians with the same Medicare primary specialty in Annapolis, MD — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699552877 |
| 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