Stefan Boas, MD
Emergency Medicine Physician · Palmer, MA
Stefan Boas, MD is an emergency medicine physician with a practice address in Palmer, Massachusetts, and NPI 1114620358, issued on Mar 27, 2023. Check the license (Massachusetts 1026107, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Stefan Boas
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 1026107 MA
Self-reported in NPPES; status is on the state search - Practice location
- 40 Wright St, Palmer, MA 01069
- Phone
- (413) 284-5308
- Enumerated
- Mar 27, 2023
- Record last updated
- Jun 25, 2026
- Fax
- (413) 284-5413
- Medicare enrollment
- Enrolled (PECOS I20260430000400); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 in Massachusetts → Look up another NPI →
Also registered at 40 Wright St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Khaled Abdelkader, MDInternal Medicine Physician1902838451
- Munir Ahmad, M.D.Rheumatology Physician1124126602
- Evan Altman, DOFamily Medicine Physician1760750855
- Marie Armentano, M.D.Psychiatry Physician1245278514
- Kyrsten BeliniStudent in an Organized Health Care Education/Training Program1750838579
- Gabriella Bilyeu, DOEmergency Medicine Physician1124758719
Verify Stefan Boas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1026107Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average emergency medicine physician in 2024
26 Medicare Part D claims for 17 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Stefan Boas among 1,829 emergency medicine physician records in Massachusetts
Stefan Boas, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, under 1% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2023 · median 2011 among the 1,200 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 emergency medicine physician records list a practice address in Palmer
They are 18 of the 246 NPPES records with a practice address in Palmer, and 1,829 emergency medicine physician records in Massachusetts.
All 1,829 in Massachusetts → Every provider in Palmer → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Glen Bouchard, D.O.Palmer, MA 010691790751667
- Dana CeronePalmer, MA 010691407057029
- Ahmed Elmogy, M.D.Palmer, MA 010691568478147
- Nicholas Fay, M.D.Palmer, MA 010691639188808
- Marame Gattan, MDPalmer, MA 010691407103682
- Paul Gerstein, M.D.Palmer, MA 010691306850664
- Frederick Harwick, DOPalmer, MA 010691366459109
- Brian Hession, M.D.Palmer, MA 010691093755522
Common questions
What is Stefan Boas, MD's NPI number?
Stefan Boas, MD's National Provider Identifier (NPI) is 1114620358, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Stefan Boas, MD located?
The NPPES record lists a practice address at 40 Wright St, Palmer, MA, 01069. Phone: (413) 284-5308. Providers update this record themselves, so call before visiting.
How can I verify Stefan Boas, MD's license?
NPPES lists Massachusetts license number 1026107, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stefan Boas, MD prescribe under Medicare Part D?
In 2024, Stefan Boas, MD had 26 Medicare Part D claims for 17 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.
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.