A Psychiatrist 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.
| Specialty | Taxonomy Code | |
|---|---|---|
| * | Psychiatry | 2084P0800X |
| Behavioral Neurology & Neuropsychiatry | 2084B0040X | |
| Geriatric Psychiatry | 2084P0805X |
* Indicates primary specialty
| NPI Number | 1679848980 |
| Credentials | MD |
| Entity | Individual |
| Enumeration date | 03/20/2012 |
| Last updated | 01/20/2026 - About 5 months ago |
| Sole proprietor1 | No |
| Identifiers |
|
| Hospital affiliation | n/a |
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.
There are currently no reviews for GREGORY A SULLIVAN, MD