NPPES file of Aug 9, 2026

Lucy Rosenbaum, M.D.

Pediatric Adolescent Medicine Physician · South Portland, ME

Lucy Rosenbaum, M.D. is a pediatric adolescent medicine physician with a practice address in South Portland, Maine, and NPI 1083077846, issued on Mar 30, 2016. Check the license (Maine MD28267, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083077846
Name
Lucy Rosenbaum
Credential
M.D.
Primary taxonomy
Pediatric Adolescent Medicine Physician 2080A0000X
License number
MD28267 ME
Self-reported in NPPES; status is on the state search
Practice location
75 John Roberts RD Bldg B, South Portland, ME 04106
Phone
(207) 775-4151
Enumerated
Mar 30, 2016
Record last updated
Jul 25, 2024
Medicaid ID
300049958 IN
Medicare enrollment
Enrolled (PECOS I20240819001836); accepts Medicare assignment
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 75 John Roberts RD Bldg B

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

  1. Kathryn Best, LCSWClinical Social Worker1861840589
  2. Russell Britton, MDPediatrics Physician1831121409
  3. Madonna Browne, M.D.Pediatrics Physician1497857163
  4. Jonathan Danel, MDPediatrics Physician1447887633
  5. Brock Libby, MDPediatrics Physician1205192432
  6. Ashley Moore, LCPCMental Health Counselor1578124590

Verify Lucy Rosenbaum 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 MD28267    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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75% fewer Medicare Part D claims than the average pediatric adolescent medicine physician in 2024

37 Medicare Part D claims for 25 beneficiaries, against an average of 148 among the 384 providers of this specialty who prescribed in Part D.

  1. Lucy Rosenbaum37
  2. Specialty average148

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.

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).

Pediatric Adolescent Medicine Physician providers in Maine

There are 10 pediatric adolescent medicine physician records in Maine.

All 10 in Maine → Every provider in South Portland →

Other pediatric adolescent medicine physician records in Maine

  1. Bruce Brown, M.D.Bangor, ME1568402691
  2. Paulette Coty, M.D.Bangor, ME1124058151
  3. Stephen Digiovanni, M.D.Portland, ME1649365016
  4. Jonathan Fanburg, MDFalmouth, ME1275574311
  5. Barry Hugo, M.D.Kennebunk, ME1295799500
  6. Julia Lockwood, M.D.Yarmouth, ME1902992233
  7. Christine Munroe, DOSouth Berwick, ME1538369657
  8. Jennifer Power, M.D.Yarmouth, ME1013002534
  9. Cynthia Robbins, M.D.South Portland, ME1114122017

Common questions

What is Lucy Rosenbaum, M.D.'s NPI number?

Lucy Rosenbaum, M.D.'s National Provider Identifier (NPI) is 1083077846, issued on Mar 30, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Lucy Rosenbaum, M.D. located?

The NPPES record lists a practice address at 75 John Roberts RD Bldg B, South Portland, ME, 04106. Phone: (207) 775-4151. Providers update this record themselves, so call before visiting.

How can I verify Lucy Rosenbaum, M.D.'s license?

NPPES lists Maine license number MD28267, 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 Lucy Rosenbaum, M.D. prescribe under Medicare Part D?

In 2024, Lucy Rosenbaum, M.D. had 37 Medicare Part D claims for 25 beneficiaries; the average among pediatric adolescent medicine physician prescribers was 148. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.