Michael B. Millis, MD
Orthopaedic Surgery Physician · Boston, MA
Michael B. Millis, MD is an orthopaedic surgery physician with a practice address in Boston, Massachusetts, and NPI 1528096047, issued on Jun 30, 2006. Check the license (Massachusetts 36894, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael B. Millis
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 36894 MA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Longwood Ave, Boston, MA 02115
- Phone
- (617) 355-6021
- Enumerated
- Jun 30, 2006
- Record last updated
- Oct 10, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (617) 730-0147
- Medicaid ID
- 2059231 MA
- Medicare enrollment
- Enrolled (PECOS I20050526000911); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 1970
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 692 in Massachusetts → Look up another NPI →
Also registered at 300 Longwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristin Abdelnour, PTPhysical Therapist1982821302
- Mohamed Abdelrahman, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558050591
- Nadia Abdulrazak, N.P.Adult Health Nurse Practitioner1952616682
- Dhatri AbeyaratneStudent in an Organized Health Care Education/Training Program1437098233
Verify Michael B. Millis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 36894Check 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
- Children's Orthopaedic Surgery Foundation IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael B. Millis among 692 orthopaedic surgery physician records in Massachusetts
Michael B. Millis, MD is one of 692 orthopaedic surgery physician records with a practice address in Massachusetts. 76% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 52% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1970 · median 2004 among the 441 with a school on file
- Record last updated2012 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Massachusetts
There are 692 orthopaedic surgery physician records in Massachusetts.
All 692 in Massachusetts → Every provider in Boston → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Christopher Bono, M.D.Boston, MA 021151417905407
- Christopher Chiodo, MDBoston, MA 021151457318875
- John Emans, MDBoston, MA 021151467417741
- Gary Ferguson, M.D.Boston, MA 021151417997743
- Wolfgang Fitz, MDBoston, MA 021151659325298
- Mitchel Harris, MDBoston, MA 021151033176417
- Daniel Hedequist, MDBoston, MA 021151225078397
- Laurence Higgins, MDBoston, MA 021151215912654
Common questions
What is Michael B. Millis, MD's NPI number?
Michael B. Millis, MD's National Provider Identifier (NPI) is 1528096047, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael B. Millis, MD located?
The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-6021. Providers update this record themselves, so call before visiting.
How can I verify Michael B. Millis, MD's license?
NPPES lists Massachusetts license number 36894, 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.