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Edit this profileWhere to find Patrick R. Hattan, M.D.
- Concord location main office
36 Clinton St, Concord, NH 03301 - Cambridge location
1493 Cambridge St, Room 206, Macht Building, Cambridge Hospital, Cambridge, MA 02139 - Hampstead location
218 East Rd, Hampstead, NH 03841
About Dr. Hattan
Patrick R. Hattan, M.D. practices psychiatry in Concord, NH. Patrick is a 2012 graduate of Geisel School of Medicine at Dartmouth. Patrick is also listed as specializing in student in an organized health care education program. According to Medicare claims data, the services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. The provider's National Provider Identifier (NPI) is 1689930760.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (603) 271-5300
- Email not available
Practice Locations
36 CLINTON ST
Concord, NH 03301
1493 Cambridge St Room 206, Macht Building, Cambridge Hospital
Cambridge, MA 02139
218 East Rd
Hampstead, NH 03841
Conditions Commonly Evaluated or Treated
Within Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Assessment
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
39 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
39 | Less often than most peers in Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychiatrists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 17 related providers in 3 groups
Trained at Geisel School of Medicine at Dartmouth 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Geisel School of Medicine at Dartmouth 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Patrick R. Hattan specialize in?
Patrick R. Hattan is a psychiatrist in Concord, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Patrick R. Hattan located?
Patrick R. Hattan is listed at 36 Clinton St, Concord, NH 03301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Patrick R. Hattan's phone number?
The number on file is (603) 271-5300. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Patrick R. Hattan's NPI number?
Patrick R. Hattan's National Provider Identifier is 1689930760. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Patrick R. Hattan train?
Patrick R. Hattan attended Geisel School of Medicine at Dartmouth, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Patrick R. Hattan been practicing?
Patrick R. Hattan has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What does Patrick R. Hattan do most often?
According to Medicare billing data, Patrick R. Hattan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Patrick R. Hattan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Patrick R. Hattan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.