Michael Yorke Williams
Anesthesiology Physician · Boston, MA
Michael Yorke Williams is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1588019483, issued on Apr 28, 2016. Check the license (Massachusetts 284127, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael Yorke Williams
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 284127 MA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Francis St, Boston, MA 02115
- Phone
- (617) 732-5500
- Enumerated
- Apr 28, 2016
- Record last updated
- Apr 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210421001124); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2016
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 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 Michael Yorke Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 284127Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $26.47
1 payment: food and beverage; the largest payer was Smith+Nephew, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Metrowest Anesthesia Associates LLCFramingham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Yorke Williams among 2,089 anesthesiology physician records in Massachusetts
Michael Yorke Williams is one of 2,089 anesthesiology physician records with a practice address in Massachusetts. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2016 · median 2008 among the 1,472 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,082 anesthesiology physician records list a practice address in Boston
They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Boston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Roland Brusseau, MDBoston, MA 021151063402535
- William Camann, MDBoston, MA 021151902887979
- Michael Dambra, MDBoston, MA 021151477534386
- James Dinardo, M.D.Boston, MA 021151962496281
- Sunil Eappen, MDBoston, MA 021151770564684
- Omid Farokhzad, MDBoston, MA 021151548241433
- Gyorgy Frendl, MD PHDBoston, MA 021151366423261
- Khadija Khan, MDBoston, MA 021151144202573
Common questions
What is Michael Yorke Williams's NPI number?
Michael Yorke Williams's National Provider Identifier (NPI) is 1588019483, issued on Apr 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Michael Yorke Williams located?
The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-5500. Providers update this record themselves, so call before visiting.
How can I verify Michael Yorke Williams's license?
NPPES lists Massachusetts license number 284127, 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.
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.