Nathan Hall Brewer, M.D.
Dermatology Physician · Portland, ME
Nathan Hall Brewer, M.D. is a dermatology physician with a practice address in Portland, Maine, and NPI 1679610786, issued on Jan 30, 2007. Check the license (Maine MD21459, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Nathan Hall Brewer
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- MD21459 ME
Self-reported in NPPES; status is on the state search - Practice location
- 50 Sewall St Ste 302, Portland, ME 04102
- Phone
- (072) 775-3526
- Enumerated
- Jan 30, 2007
- Record last updated
- Feb 16, 2022
- Fax
- (207) 277-5568
- Medicare enrollment
- Enrolled (PECOS I20170719001166); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 58 in Maine → Look up another NPI →
Also registered at 50 Sewall St Ste 302
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mairead BakerDermatology Physician1265992259
- Soren Craig-Muller, M.D.Dermatology Physician1205214798
Verify Nathan Hall Brewer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD21459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% more Medicare Part D claims than the average dermatology physician in 2024
1,158 Medicare Part D claims for 528 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Fluorouracil169 claims
- Clobetasol Propionate125 claims
- Triamcinolone Acetonide125 claims
- Ketoconazole101 claims
- Dupixent Pen46 claims
- Betamethasone Diprop Augmented44 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 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Dermatology Associates, LLCPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathan Hall Brewer among 58 dermatology physician records in Maine
Nathan Hall Brewer, M.D. is one of 58 dermatology physician records with a practice address in Maine. 83% 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 47% of them.
- NPI issued2007 · 47% of these records are older, 40% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2003 · median 2004 among the 44 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Maine
There are 58 dermatology physician records in Maine.
All 58 in Maine → Every provider in Portland → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- David Baginski, M.D.Portland, ME 041021619915451
- David Baird, M.D.Portland, ME 041021700170149
- Jennifer Bragg, M.D.Portland, ME 041021093921025
- Allen Bruce, MD PHDPortland, ME 041021427175934
- Soren Craig-Muller, M.D.Portland, ME 041021205214798
- K. Erik Kostelnik, M.D.Portland, ME 041021346289683
- Leopold Laufer, MDPortland, ME 041021336194547
- Allison McCrory, M.D.Portland, ME 041021992753743
Common questions
What is Nathan Hall Brewer, M.D.'s NPI number?
Nathan Hall Brewer, M.D.'s National Provider Identifier (NPI) is 1679610786, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Hall Brewer, M.D. located?
The NPPES record lists a practice address at 50 Sewall St Ste 302, Portland, ME, 04102. Phone: (072) 775-3526. Providers update this record themselves, so call before visiting.
How can I verify Nathan Hall Brewer, M.D.'s license?
NPPES lists Maine license number MD21459, 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 Nathan Hall Brewer, M.D. prescribe under Medicare Part D?
In 2024, Nathan Hall Brewer, M.D. had 1,158 Medicare Part D claims for 528 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Nathan Hall Brewer, M.D.'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.