NPPES file of Aug 9, 2026

Robert L. Trowbridge, MD

Hospitalist Physician · Portland, ME

Robert L. Trowbridge, MD is a hospitalist physician with a practice address in Portland, Maine, and NPI 1700926490, issued on Feb 8, 2007. Check the license (Maine 015941, 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, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700926490
Name
Robert L. Trowbridge
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
015941 ME
Self-reported in NPPES; status is on the state search
Practice location
22 Bramhall St, Portland, ME 04102
Phone
(207) 662-4618
Enumerated
Feb 8, 2007
Record last updated
May 26, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(207) 662-6254
Medicaid IDs
30207227 NH
284510099 ME
Medicare enrollment
Enrolled (PECOS I20050606000973); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 22 Bramhall St

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

  1. Jessica Abbatiello, NP-CFamily Nurse Practitioner1871811737
  2. Ruslan Abdukalikov, DOAnesthesiology Physician1831694793
  3. Tod Abrahams, M.D.Diagnostic Radiology Physician1538231642
  4. Joshua Abrams, PA-CSurgical Physician Assistant1932832128
  5. Christopher Abruzzese, D.OAnesthesiology Physician1558789305
  6. Haley Acker, PA-CPhysician Assistant1972167377

Verify Robert L. Trowbridge 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 015941
    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.

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The MIPS final score for 2023 (Medicare payment program): 98.1 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.

  1. Qualityout of 100 · 30% of the final score86.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. MainehealthPortland, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Robert L. Trowbridge among 245 hospitalist physician records in Maine

Robert L. Trowbridge, MD is one of 245 hospitalist physician records with a practice address in Maine. 90% 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 29% of them.

  • NPI issued2007 · 29% of these records are older, 64% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated1992 · median 2012 among the 206 with a school on file
  • Record last updated2009 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

81 hospitalist physician records list a practice address in Portland

They are 81 of the 6,022 NPPES records with a practice address in Portland, and 245 hospitalist physician records in Maine.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Lisa Almeder, MDPortland, ME 041021033238332
  2. Jeffrey Balke, MDPortland, ME 041021285694109
  3. Lane Beatty, MDPortland, ME 041021467533166
  4. Thomas Charrette, MDPortland, ME 041021679565626
  5. Anne Dean, MDPortland, ME 041021801932884
  6. Kathryn Diamond-Falk, MDPortland, ME 041021306045034
  7. Marc Jacquet, MDPortland, ME 041021740212364
  8. Tara Lagu, MDPortland, ME 041021306943980

Common questions

What is Robert L. Trowbridge, MD's NPI number?

Robert L. Trowbridge, MD's National Provider Identifier (NPI) is 1700926490, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert L. Trowbridge, MD located?

The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-4618. Providers update this record themselves, so call before visiting.

How can I verify Robert L. Trowbridge, MD's license?

NPPES lists Maine license number 015941, 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.

What is Robert L. Trowbridge, MD's MIPS final score?

The 2023 MIPS final score is 98.1 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.