NPPES file of Aug 9, 2026

Bruce Glenn Rottmann, MD

Clinical Pathology Physician · Portland, ME

Bruce Glenn Rottmann, MD is a clinical pathology physician with a practice address in Portland, Maine, and NPI 1851881387, issued on May 10, 2018. Check the license (Maine MD29365, as entered in NPPES) on the Maine Board of Licensure in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851881387
Name
Bruce Glenn Rottmann
Credential
MD
Primary taxonomy
Clinical Pathology Physician 207ZC0006X
License numbers
MD29365 ME
24697 NH
Self-reported in NPPES; status is on the state search
Practice location
22 Bramhall St, Portland, ME 04102
Phone
(207) 662-0111
Enumerated
May 10, 2018
Record last updated
May 30, 2025
Medicare enrollment
Enrolled (PECOS I20250605004055); may accept Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2018
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 Bruce Glenn Rottmann 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 MD29365
    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

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Clinical Pathology Physician providers in Maine

There are 2 clinical pathology physician records in Maine. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical pathology physician records in Maine

  1. Kael Mikesell, D.O.Brewer, ME1710112453

Common questions

What is Bruce Glenn Rottmann, MD's NPI number?

Bruce Glenn Rottmann, MD's National Provider Identifier (NPI) is 1851881387, issued on May 10, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Bruce Glenn Rottmann, MD located?

The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-0111. Providers update this record themselves, so call before visiting.

How can I verify Bruce Glenn Rottmann, MD's license?

NPPES lists Maine license number MD29365, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.