Registry data as of Aug 27, 2026

Douglas Couper, MD

Internal Medicine Physician · Portland, ME

Douglas Couper, MD is an internal medicine physician with a practice address in Portland, Maine, and NPI 1154371243, issued on May 11, 2006. Check the license (Maine MD13320, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1154371243
Name
Douglas Couper
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD13320 ME
Self-reported in NPPES; status is on the state search
Practice location
331 Veranda St, Portland, ME 04103
Phone
(207) 791-3796
Enumerated
May 11, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 331 Veranda St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jeffrey Benson, M.D.Family Medicine Physician1992827851
  2. Beth Brausch, OTOccupational Therapist1356528301
  3. Steven Brewster, MDFamily Medicine Physician1497851307
  4. Cathra Chappelle, MDFamily Medicine Physician1912957069
  5. Patrick Connolly, MDFamily Medicine Physician1982655098
  6. Pamela Courtney, D.O.Internal Medicine Physician1225064967

Verify Douglas Couper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD13320
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

46% more Medicare Part D claims than the average internal medicine physician in 2024

4,079 Medicare Part D claims for 509 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 65 claims were for opioids.

  1. Douglas Couper4,079
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium243 claims
  2. Amlodipine Besylate226 claims
  3. Lisinopril219 claims
  4. Losartan Potassium170 claims
  5. Rosuvastatin Calcium170 claims
  6. Metoprolol Succinate164 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.

One hospital or facility affiliation

  1. Martin's Point Health Care, Inc.Portland, ME

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

201 internal medicine physician records list a Portland practice address

They are 201 of the 6,022 NPPES records with a Portland practice address, and 743 internal medicine physician records in Maine.

Other internal medicine physician records in Maine

  1. Christopher Abbott, D.O.Lewiston, ME1982043329
  2. Karen Abernathy, M.D.Rockport, ME1124312335
  3. Hassan Abouleish, MDHoulton, ME1255300307
  4. Philip Abraham, M.D.Kittery, ME1497750764
  5. Alexander Abud, MDRockport, ME1235669706
  6. Elizabeth Ackerson, MDPortland, ME1912920117
  7. Lindsey Ackley-Pozzessere, DOBrunswick, ME1477991842
  8. Todd Adams, MDMoody, ME1427165778
  9. Adedeji Ademiluyi, MDBiddeford, ME1467013268
  10. Jason Adler, MDSouth Portland, ME1194252148

Common questions

What is Douglas Couper, MD's NPI number?

Douglas Couper, MD's National Provider Identifier (NPI) is 1154371243, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Couper, MD located?

The NPPES record lists a practice address at 331 Veranda St, Portland, ME, 04103. Phone: (207) 791-3796. Providers update this record themselves, so call before visiting.

How can I verify Douglas Couper, MD's license?

NPPES lists Maine license number MD13320, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Douglas Couper, MD prescribe under Medicare Part D?

In 2024, Douglas Couper, MD had 4,079 Medicare Part D claims for 509 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.