Quick answers
- Where does John Marc Austin see patients?
- Medicare's clinician data lists 3 practice locations, including Salem, NH, Concord, NH and Londonderry, NH. Call before your visit to confirm the address.
- What is John Marc Austin's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does John Marc Austin accept Medicare assignment?
- Yes. Medicare's clinician data says John Marc Austin 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.
- Does John Marc Austin offer telehealth?
- Medicare's clinician data says John Marc Austin offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John Marc Austin?
- (603) 883-0005, as listed in official Medicare / NPI Registry data.
- What is John Marc Austin's NPI number?
- 1558936369. 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 Marc Austin is enrolled with Medicare (CMS data updated 2026-10-02).
- 25 Pelham Rd, Suite 203Salem, NH 03079 (603) 883‑0005
- 36 Clinton StConcord, NH 03301 (603) 271‑5300
- 77 Gilcreast Rd, Suite 3000Londonderry, NH 03053 (603) 883‑0005
Group practices
Medicare enrollment lists John Marc Austin as a member of these groups (CMS data updated 2026-10-02).
- The Counseling Center of Nashua Inc258 clinicians in the group
- State of New Hampshire74 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in New Hampshire
Clinicians with the same Medicare primary specialty in New Hampshire — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Massachusetts Medical School |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1558936369 |
| 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