Heidi R. Wierman, MD
Geriatric Medicine (Internal Medicine) Physician · Portland, ME
Heidi R. Wierman, MD is a geriatric medicine (internal medicine) physician with a practice address in Portland, Maine, and NPI 1699868158, issued on Oct 2, 2006. Check the license (Maine MD15844, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Heidi R. Wierman
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- MD15844 ME
Self-reported in NPPES; status is on the state search - Practice location
- 22 Bramhall St., Portland, ME 04102
- Phone
- (207) 662-2875
- Enumerated
- Oct 2, 2006
- Record last updated
- Aug 15, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (207) 662-6055
- Medicaid IDs
- 431649899 ME
30208126 NH - Medicare enrollment
- Enrolled (PECOS I20050121000334); accepts Medicare assignment
- Medical or professional school
- Oregon Health Sciences University School Of Medicine, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 27 in Maine → Look up another NPI →
Also registered at 22 Bramhall St.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Hess, MDInternal Medicine Physician1427099498
- David Scotton, MDInternal Medicine Physician1932294352
- Adam Taft, MDAnesthesiology Physician1629500194
Verify Heidi R. Wierman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD15844Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
586 Medicare Part D claims for 125 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
Most prescribed
- Sertraline Hcl69 claims
- Donepezil Hcl57 claims
- Levothyroxine Sodium39 claims
- Escitalopram Oxalate27 claims
- Risperidone27 claims
- Amlodipine Besylate19 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
- MainehealthBiddeford, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Heidi R. Wierman among 27 geriatric medicine (internal medicine) physician records in Maine
Heidi R. Wierman, MD is one of 27 geriatric medicine (internal medicine) physician records with a practice address in Maine. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.
- NPI issued2006 · 0% of these records are older, 44% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1996 · median 2001 among the 16 with a school on file
- Record last updated2012 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Maine
There are 27 geriatric medicine (internal medicine) physician records in Maine.
All 27 in Maine → Every provider in Portland → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Laurel Coleman, MDPortland, ME 041021376504878
- Sarah Hallen, M.D.Portland, ME 041021033221817
- Ann Magner, DOPortland, ME 041021205060225
- Annabelle Rae Norwood, M.D.Portland, ME 041021619256930
- Rachel Sluder, DOPortland, ME 041021508352410
- Mark Braun, MDScarborough, ME 040741851327936
- Angelea NannicelliScarborough, ME 040741366253098
- Karen Saylor, M.D.Freeport, ME 040321053593962
Common questions
What is Heidi R. Wierman, MD's NPI number?
Heidi R. Wierman, MD's National Provider Identifier (NPI) is 1699868158, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Heidi R. Wierman, MD located?
The NPPES record lists a practice address at 22 Bramhall St., Portland, ME, 04102. Phone: (207) 662-2875. Providers update this record themselves, so call before visiting.
How can I verify Heidi R. Wierman, MD's license?
NPPES lists Maine license number MD15844, 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 Heidi R. Wierman, MD prescribe under Medicare Part D?
In 2024, Heidi R. Wierman, MD had 586 Medicare Part D claims for 125 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Heidi R. Wierman, 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.