Quick answers
- Which hospitals does Barrett Johnston work at?
- Medicare's official clinician data lists Barrett Johnston at 2 hospitals: Baton Rouge General Medical Center and Our Lady of the Lake Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Barrett Johnston see patients?
- Medicare's clinician data lists 1 practice location in Baton Rouge, LA. Call before your visit to confirm the address.
- What is Barrett Johnston's specialty?
- Medicare lists Interventional Pain Management as the primary specialty, and also Anesthesiology and Pain Management.
- Does Barrett Johnston accept Medicare assignment?
- Yes. Medicare's clinician data says Barrett Johnston 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 Barrett Johnston?
- (225) 769-3636, as listed in official Medicare / NPI Registry data.
- What is Barrett Johnston's NPI number?
- 1962602250. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Barrett Johnston works
Medicare's Facility Affiliation Data lists Barrett Johnston at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baton Rouge General Medical CenterBaton Rouge, LA · Acute Care Hospital · CCN 190065
- Our Lady of the Lake Regional Medical CenterBaton Rouge, LA · Acute Care Hospital · CCN 190064
Practice locations
Addresses where Barrett Johnston is enrolled with Medicare (CMS data updated 2026-10-02).
- 9001 Summa Ave, Suite 346Baton Rouge, LA 70809 (225) 769‑3636
Group practices
Medicare enrollment lists Barrett Johnston as a member of this group (CMS data updated 2026-10-02).
- Interventional Pain Institute LLC2 clinicians in the group
Specialties
- Interventional Pain Managementprimary
- Anesthesiologyalso
- Pain Managementalso
Find other Interventional Pain Management doctors in Louisiana →
Other interventional pain specialists in Baton Rouge
Clinicians with the same Medicare primary specialty in Baton Rouge, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1962602250 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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