Quick answers
- Where does Trevor K. O'Brien see patients?
- Medicare's clinician data lists 2 practice locations, including Petoskey, MI and Portage, MI. Call before your visit to confirm the address.
- What is Trevor K. O'Brien's specialty?
- Medicare lists Plastic and Reconstructive Surgery as the primary specialty.
- Does Trevor K. O'Brien accept Medicare assignment?
- Yes. Medicare's clinician data says Trevor K. O'Brien 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 Trevor K. O'Brien?
- (231) 487-2230, as listed in official Medicare / NPI Registry data.
- What is Trevor K. O'Brien's NPI number?
- 1487091989. 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 Trevor K. O'Brien is enrolled with Medicare (CMS data updated 2026-10-02).
- 4170 Cedar Bluff DrPetoskey, MI 49770 (231) 487‑2230
- 6100 Newport Rd, Suite 100Portage, MI 49002 (269) 343‑4679
Group practices
Medicare enrollment lists Trevor K. O'Brien as a member of this group (CMS data updated 2026-10-02).
- Advanced Dermatology of Michigan PC41 clinicians in the group
Specialties
Find other Plastic and Reconstructive Surgery doctors in Michigan →
Other plastic surgeons in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Michigan State University College Of Human Medicine |
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487091989 |
| 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