Eric C. Kosinski, M.D.
Psychiatry Physician · Leominster, MA
Eric C. Kosinski, M.D. is a psychiatry physician with a practice address in Leominster, Massachusetts, and NPI 1881747822, issued on Jan 22, 2007. Check the license (Massachusetts 246258, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Eric C. Kosinski
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 246258 MA
Self-reported in NPPES; status is on the state search - Practice location
- 50 Memorial Dr, Leominster, MA 01453
- Phone
- (978) 840-0400
- Enumerated
- Jan 22, 2007
- Record last updated
- Nov 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (978) 840-0404
- Medicaid ID
- 110088298A MA
- Medicare enrollment
- Enrolled (PECOS I20091203000036); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 50 Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eric C. Kosinski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 246258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average psychiatry physician in 2024
4,610 Medicare Part D claims for 357 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Lorazepam321 claims
- Clonazepam298 claims
- Trazodone Hcl277 claims
- Duloxetine Hcl240 claims
- Escitalopram Oxalate224 claims
- Bupropion Xl217 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.
The MIPS final score for 2023 (Medicare payment program): 97 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $99.50
1 payment: education; the largest payer was Teva Pharmaceuticals USA, 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.
Bills Medicare through one group practice
- Umass Memorial Medical Group IncLeominster, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric C. Kosinski among 2,736 psychiatry physician records in Massachusetts
Eric C. Kosinski, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 37% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2006 · median 2005 among the 1,219 with a school on file
- Record last updated2020 · 62% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Massachusetts
There are 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Leominster → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- John Aney, MDLeominster, MA 014531104901016
- James Kahn, M.D.Leominster, MA 014531881808822
- Christopher Kennedy, M.D.Leominster, MA 014531164406393
- Carlin Lucky, D.O.Leominster, MA 014531962764274
- Daron Massey, MDLeominster, MA 014531558522896
- Julianne Miller, M.D.Leominster, MA 014531770705881
- Ramteen Rezai, M.D.Leominster, MA 014531376890590
- Leah Richler, MDLeominster, MA 014531417376849
Common questions
What is Eric C. Kosinski, M.D.'s NPI number?
Eric C. Kosinski, M.D.'s National Provider Identifier (NPI) is 1881747822, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Eric C. Kosinski, M.D. located?
The NPPES record lists a practice address at 50 Memorial Dr, Leominster, MA, 01453. Phone: (978) 840-0400. Providers update this record themselves, so call before visiting.
How can I verify Eric C. Kosinski, M.D.'s license?
NPPES lists Massachusetts license number 246258, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric C. Kosinski, M.D. prescribe under Medicare Part D?
In 2024, Eric C. Kosinski, M.D. had 4,610 Medicare Part D claims for 357 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Eric C. Kosinski, M.D.'s MIPS final score?
The 2023 MIPS final score is 97 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.