Quick answers
- Where does Gregory J. Obrien see patients?
- Medicare's clinician data lists 2 practice locations, including Center Point, IA and Marion, IA. Call before your visit to confirm the address.
- What is Gregory J. Obrien's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Gregory J. Obrien accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory J. Obrien 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 Gregory J. Obrien?
- (319) 849-2062, as listed in official Medicare / NPI Registry data.
- What is Gregory J. Obrien's NPI number?
- 1447663505. 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 Gregory J. Obrien is enrolled with Medicare (CMS data updated 2026-10-02).
- 4215 Lewis Access Rd, Suite 300Center Point, IA 52213 (319) 849‑2062
- 999 44th St, Suite 10000Marion, IA 52302 (319) 373‑7311
Group practices
Medicare enrollment lists Gregory J. Obrien as a member of this group (CMS data updated 2026-10-02).
- Ability Physical Therapy PC12 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Iowa →
Other physical therapists in Center Point
Clinicians with the same Medicare primary specialty in Center Point, IA — not a recommendation.
Clinician information
| Graduation year | 2009 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447663505 |
| 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