Eric Cotter, MD
Internal Medicine Physician · Leominster, MA
Eric Cotter, MD is an internal medicine physician with a practice address in Leominster, Massachusetts, and NPI 1114013216, issued on Oct 5, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Eric Cotter
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 50 Memorial Drive, Leominster, MA 01453
- Phone
- (978) 534-6863
- Enumerated
- Oct 5, 2006
- Entity
- Type 1 · individual
Also registered at 50 Memorial Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ronald Ebb, MDUrology Physician1851333546
- Robert Fraser, M.D.Internal Medicine Physician1417043589
- Samantha Good, R.N/N.PAdult Health Nurse Practitioner1417386681
Verify Eric Cotter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in 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
53% more Medicare Part D claims than the average internal medicine physician in 2024
4,273 Medicare Part D claims for 443 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 128 claims were for opioids.
Most prescribed
- Lisinopril274 claims
- Atorvastatin Calcium272 claims
- Levothyroxine Sodium163 claims
- Simvastatin153 claims
- Omeprazole148 claims
- Azithromycin115 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.
39 internal medicine physician records list a Leominster practice address
They are 39 of the 1,151 NPPES records with a Leominster practice address, and 7,865 internal medicine physician records in Massachusetts.
All 39 in Leominster → All 7,865 in Massachusetts → Every provider in Leominster →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Eric Cotter, MD's NPI number?
Eric Cotter, MD's National Provider Identifier (NPI) is 1114013216, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric Cotter, MD located?
The NPPES record lists a practice address at 50 Memorial Drive, Leominster, MA, 01453. Phone: (978) 534-6863. Providers update this record themselves, so call before visiting.
How can I verify Eric Cotter, MD's license?
Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric Cotter, MD prescribe under Medicare Part D?
In 2024, Eric Cotter, MD had 4,273 Medicare Part D claims for 443 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.