Nicholas Harper Caggiano, MD
Psychiatry Physician · Portsmouth, NH
Nicholas Harper Caggiano, MD is a psychiatry physician with a practice address in Portsmouth, New Hampshire, and NPI 1548901564, issued on Apr 5, 2022. Check the license on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Nicholas Harper Caggiano
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 1021827 MA
Self-reported in NPPES; status is on the state search - Practice location
- 333 Borthwick Ave, Portsmouth, NH 03801
- Phone
- (603) 570-3119
- Enumerated
- Apr 5, 2022
- Record last updated
- Jun 10, 2026
- Medicare enrollment
- Enrolled (PECOS I20250430001128); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2022
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 263 in New Hampshire → Look up another NPI →
Also registered at 333 Borthwick Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Harper Caggiano in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Mass General Brigham Medical Group Northern Massachusetts IncSalem, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Harper Caggiano among 263 psychiatry physician records in New Hampshire
Nicholas Harper Caggiano, MD is one of 263 psychiatry physician records with a practice address in New Hampshire. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.
- NPI issued2022 · 95% of these records are older, 2% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2022 · median 2003 among the 136 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in New Hampshire
There are 263 psychiatry physician records in New Hampshire.
All 263 in New Hampshire → Every provider in Portsmouth → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Malcolm Beaudett, M.D.Portsmouth, NH 038011184682544
- Kenneth Cohen, M.D.Portsmouth, NH 038011801952668
- Joshua Cole, MDPortsmouth, NH 038011497844526
- Edward Drummond, MDPortsmouth, NH 038011316903131
- Paul Fallon, M.DPortsmouth, NH 038011093889206
- Amy Feitelson, M.D.Portsmouth, NH 038011689749111
- Nina Gokhman, M.D., PH.DPortsmouth, NH 038011619921285
- Andrew Morris, MDPortsmouth, NH 038011326135682
Common questions
What is Nicholas Harper Caggiano, MD's NPI number?
Nicholas Harper Caggiano, MD's National Provider Identifier (NPI) is 1548901564, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Harper Caggiano, MD located?
The NPPES record lists a practice address at 333 Borthwick Ave, Portsmouth, NH, 03801. Phone: (603) 570-3119. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Harper Caggiano, MD's license?
Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.