Eric James Nilles, MD
Emergency Medical Services (Emergency Medicine) Physician · Boston, MA
Eric James Nilles, MD is an emergency medical services (emergency medicine) physician with a practice address in Boston, Massachusetts, and NPI 1124007109, issued on Jan 10, 2006. Check the license (Massachusetts 270618, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Eric James Nilles
- Credential
- MD
- Primary taxonomy
- Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
- License number
- 270618 MA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Francis St, Boston, MA 02115
- Phone
- (781) 995-7077
- Enumerated
- Jan 10, 2006
- Record last updated
- Nov 29, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 0443473 IA
- Medicare enrollment
- Enrolled (PECOS I20170814000812); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest emergency medical services (emergency medicine) physician records → All 43 in Massachusetts → Look up another NPI →
Also registered at 75 Francis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amin AalipourStudent in an Organized Health Care Education/Training Program1902483258
- Emily Aaronson, M.D.Emergency Medicine Physician1962791558
- Sarah Abbett, M.D.Anesthesiology Physician1902097736
- Christine Abbott, NPAdult Health Nurse Practitioner1851471940
- Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
- Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867
Verify Eric James Nilles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 270618Check 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 medical services (emergency medicine) physician in 2024
35 Medicare Part D claims for 28 beneficiaries, against an average of 292 among the 1,653 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.
Bills Medicare through one group practice
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric James Nilles among 43 emergency medical services (emergency medicine) physician records in Massachusetts
Eric James Nilles, MD is one of 43 emergency medical services (emergency medicine) physician records with a practice address in Massachusetts. 53% 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 23% of them.
- NPI issued2006 · 23% of these records are older, 37% newer
- In a Medicare fileYes · 53% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2000 · median 1998 among the 21 with a school on file
- Record last updated2018 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medical Services (Emergency Medicine) Physician providers in Massachusetts
There are 43 emergency medical services (emergency medicine) physician records in Massachusetts.
All 43 in Massachusetts → Every provider in Boston → Emergency Medical Services (Emergency Medicine) Physician nationwide →
The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes
- Isabel Algaze-Gonzalez, M.D.Boston, MA 021141285999060
- Mazen El-Sayed, MDBoston, MA 021181790820504
- Lori Harrington, MDBoston, MA 021181295781037
- Irving Danesh, M.D.East Boston, MA 021281922083278
- Michael Brockman, DOWest Roxbury, MA 021321902549801
- Keiran Warner, M.D.West Roxbury, MA 021321104280189
- Edward Oneil, MDBrighton, MA 021351982807434
- Cheri Weaver, MDQuincy, MA 021691073763090
Common questions
What is Eric James Nilles, MD's NPI number?
Eric James Nilles, MD's National Provider Identifier (NPI) is 1124007109, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric James Nilles, MD located?
The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (781) 995-7077. Providers update this record themselves, so call before visiting.
How can I verify Eric James Nilles, MD's license?
NPPES lists Massachusetts license number 270618, 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 Eric James Nilles, MD prescribe under Medicare Part D?
In 2024, Eric James Nilles, MD had 35 Medicare Part D claims for 28 beneficiaries; the average among emergency medical services (emergency medicine) physician prescribers was 292. 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.