Quick answers
- Where does John J. Obrien Jr. see patients?
- Medicare's clinician data lists 1 practice location in St. Petersburg, FL. Call before your visit to confirm the address.
- What is John J. Obrien Jr.'s specialty?
- Medicare lists Plastic and Reconstructive Surgery as the primary specialty, and also Hand Surgery.
- Does John J. Obrien Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says John J. Obrien Jr. 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 John J. Obrien Jr.'s NPI number?
- 1255445862. 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 John J. Obrien Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 7855 - 38th Ave NSt. Petersburg, FL 33710
Specialties
Find other Plastic and Reconstructive Surgery doctors in Florida →
Other plastic surgeons in Florida
Clinicians with the same Medicare primary specialty in Florida — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Buffalo School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255445862 |
| 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