John-marc Austin is a Londonderry, New Hampshire based psychiatrist who is specialized in Psychiatry. Active license number of John-marc Austin is 24426 for Psychiatry in New Hampshire. His current practice location is 77 Gilcreast Rd Ste 3000, Londonderry. Patients can reach him at 603-883-0005 or can fax him at 603-883-0007. John-marc Austin is M.D. in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1558936369.
John-marc Austin specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Complete Profile:
John-marc Austin speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | John-marc Austin |
| Specialization: | Psychiatry |
| Gender: | Male |
| Credentials: | M.D. |
| Practice Address: | 77 Gilcreast Rd Ste 3000, Londonderry,
New Hampshire, 03053-3563 |
| Phone: | 603-883-0005 |
| Fax: | 603-883-0007 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1558936369 |
| NPI Enumeration Date: | 24 May, 2021 |
| NPI Last Update On: | 04 May, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for John-marc Austin are as mentioned below.
| License Number | Specialization | State | Status | |
| 24426 | Psychiatry | New Hampshire | Primary | |
| Student in an Organized Health Care Education/Training Program | | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | John-marc Austin
333 Borthwick Ave Ste 100,
Portsmouth, New Hampshire |
| Zip: | 03801-4198 |
| Phone Number: | 413-314-1778 |
Patients can reach John-marc Austin at
77 Gilcreast Rd Ste 3000, Londonderry, New Hampshire or can
call to book an appointment on 603-883-0005.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.