Kenneth Howard Cohen, M.D.
Psychiatry Physician · Portsmouth, NH
Kenneth Howard Cohen, M.D. is a psychiatry physician with a practice address in Portsmouth, New Hampshire, and NPI 1801952668, issued on Dec 28, 2006. Check the license (New Hampshire 6229, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Kenneth Howard Cohen
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 6229 NH
Self-reported in NPPES; status is on the state search - Practice location
- 20 Ladd St FL 4, Portsmouth, NH 03801
- Phone
- (603) 436-8228
- Enumerated
- Dec 28, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (603) 433-6341
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 263 in New Hampshire → Look up another NPI →
Verify Kenneth Howard Cohen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 6229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% fewer Medicare Part D claims than the average psychiatry physician in 2024
823 Medicare Part D claims for 53 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Clonazepam92 claims
- Lorazepam57 claims
- Trazodone Hcl56 claims
- Venlafaxine Hcl Er54 claims
- Mirtazapine37 claims
- Escitalopram Oxalate33 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $47.83
3 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Kenneth Howard Cohen among 263 psychiatry physician records in New Hampshire
Kenneth Howard Cohen, M.D. 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 54% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2007 · 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
- 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
- George Nowak, MDPortsmouth, NH 038011265526024
Common questions
What is Kenneth Howard Cohen, M.D.'s NPI number?
Kenneth Howard Cohen, M.D.'s National Provider Identifier (NPI) is 1801952668, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Howard Cohen, M.D. located?
The NPPES record lists a practice address at 20 Ladd St FL 4, Portsmouth, NH, 03801. Phone: (603) 436-8228. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Howard Cohen, M.D.'s license?
NPPES lists New Hampshire license number 6229, as entered by the provider. 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.
How much does Kenneth Howard Cohen, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Howard Cohen, M.D. had 823 Medicare Part D claims for 53 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
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.