Garreth C. Debiegun, M.D.
Emergency Medicine Physician · Portland, ME
Garreth C. Debiegun, M.D. is an emergency medicine physician with a practice address in Portland, Maine, and NPI 1801098140, issued on May 31, 2007. Check the license (Maine MD18762, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Garreth C. Debiegun
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD18762 ME
Self-reported in NPPES; status is on the state search - Practice location
- 22 Bramhall St, Portland, ME 04102
- Phone
- (207) 662-7010
- Enumerated
- May 31, 2007
- Record last updated
- Feb 13, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (207) 662-7025
- Medicare enrollment
- Enrolled (PECOS I20111123000090); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2007
- Entity
- Type 1 · individual
Also registered at 22 Bramhall St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Abbatiello, NP-CFamily Nurse Practitioner1871811737
- Ruslan Abdukalikov, DOAnesthesiology Physician1831694793
- Tod Abrahams, M.D.Diagnostic Radiology Physician1538231642
- Joshua Abrams, PA-CSurgical Physician Assistant1932832128
- Christopher Abruzzese, D.OAnesthesiology Physician1558789305
- Haley Acker, PA-CPhysician Assistant1972167377
Verify Garreth C. Debiegun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD18762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average emergency medicine physician in 2024
188 Medicare Part D claims for 129 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Prednisone16 claims
- Amoxicillin-Clavulanate Potass15 claims
- Doxycycline Hyclate12 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 practice group's MIPS final score for 2023 (Medicare payment program): 79.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Bluewater Emergency Partners OF Brunswick, LLCRumford, ME
- MainehealthPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
105 emergency medicine physician records list a practice address in Portland
They are 105 of the 6,022 NPPES records with a practice address in Portland, and 466 emergency medicine physician records in Maine.
All 105 in Portland → All 466 in Maine → Every provider in Portland →
Other emergency medicine physician records in Maine
- Deep Acharya, M.D.Waterville, ME1427242940
- Ranjiv Advani, MDFarmington, ME1396716742
- Tari Advani, MDNorway, ME1669443081
- Isha AgarwalPortland, ME1184117491
- Jason Aines, MDBiddeford, ME1780824300
- Taibah Alabdrabalnabi, M.DBangor, ME1265780316
- John Alexander, M.D.York, ME1871540500
- Christian Andersen, MDBangor, ME1124185103
- Robert Anderson, MDPortland, ME1821124025
- Michael Antoniello, M.D.Waterville, ME1568470953
Common questions
What is Garreth C. Debiegun, M.D.'s NPI number?
Garreth C. Debiegun, M.D.'s National Provider Identifier (NPI) is 1801098140, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Garreth C. Debiegun, M.D. located?
The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-7010. Providers update this record themselves, so call before visiting.
How can I verify Garreth C. Debiegun, M.D.'s license?
NPPES lists Maine license number MD18762, 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 Garreth C. Debiegun, M.D. prescribe under Medicare Part D?
In 2024, Garreth C. Debiegun, M.D. had 188 Medicare Part D claims for 129 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Garreth C. Debiegun, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.4 of 100, reported for the practice group. 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.