Henry T. Mackiewicz
Anesthesiology Physician · Brighton, MA
Henry T. Mackiewicz is an anesthesiology physician with a practice address in Brighton, Massachusetts, and NPI 1386608974, issued on Apr 12, 2006. Check the license (Massachusetts 216399, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Henry T. Mackiewicz
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 216399 MA
Self-reported in NPPES; status is on the state search - Practice location
- 736 Cambridge St, Brighton, MA 02135
- Phone
- (617) 789-3000
- Enumerated
- Apr 12, 2006
- Record last updated
- Mar 17, 2025
- Medicaid ID
- 2012821 MA
- Medicare enrollment
- Enrolled (PECOS I20081212000075); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Also registered at 736 Cambridge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brendan Abbott, DOAnesthesiology Physician1477244796
- Bayan Abdallah, MDStudent in an Organized Health Care Education/Training Program1255126686
- Samah Abdallah, MDInternal Medicine Physician1730814971
- Mu'Taz Abualsha'r, MBBSInternal Medicine Physician1609500586
- Angela AchkarInternal Medicine Physician1740971308
Verify Henry T. Mackiewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 216399Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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).
Henry T. Mackiewicz among 2,089 anesthesiology physician records in Massachusetts
Henry T. Mackiewicz 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 2006, is newer than 18% of them.
- NPI issued2006 · 18% of these records are older, 59% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1993 · median 2008 among the 1,472 with a school on file
- Record last updated2025 · 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).
67 anesthesiology physician records list a practice address in Brighton
They are 67 of the 1,638 NPPES records with a practice address in Brighton, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Brighton → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Thomas Edrich, MD PHDBrighton, MA 021351295721827
- Emily Guimaraes, MDBoston, MA 021351023008323
- Robert Hunsaker, MDBrighton, MA 021351831185479
- Mark Lovich, MDBrighton, MA 021351396739918
- Alla Marshansky, MDBrighton, MA 021351760476592
- Raimis Matulionis, MDBoston, MA 021351437149804
- Srdjan Nedeljkovic, MDBrighton, MA 021351457347015
- Gordon Novak, MDBrighton, MA 021351629067319
Common questions
What is Henry T. Mackiewicz's NPI number?
Henry T. Mackiewicz's National Provider Identifier (NPI) is 1386608974, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Henry T. Mackiewicz located?
The NPPES record lists a practice address at 736 Cambridge St, Brighton, MA, 02135. Phone: (617) 789-3000. Providers update this record themselves, so call before visiting.
How can I verify Henry T. Mackiewicz's license?
NPPES lists Massachusetts license number 216399, 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.