Philip William Mack, MD
Orthopaedic Surgery Physician · Springfield, MA
Philip William Mack, MD is an orthopaedic surgery physician with a practice address in Springfield, Massachusetts, and NPI 1861476798, issued on Dec 5, 2005. Check the license (Massachusetts 208323, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Philip William Mack
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License numbers
- 208323 MA
050085 CT
Self-reported in NPPES; status is on the state search - Practice location
- 516 Carew St, Springfield, MA 01104
- Phone
- (413) 787-2047
- Enumerated
- Dec 5, 2005
- Record last updated
- Apr 11, 2022
- Fax
- (413) 787-2054
- Medicare enrollment
- Enrolled (PECOS I20111010000232); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 692 in Massachusetts → Look up another NPI →
Also registered at 516 Carew St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margaret Bialecki, OTR/LOccupational Therapist1184938649
- Julia Blais, PT, DPTPhysical Therapist1467097543
- Rachael BloxsomPhysician Assistant1194688960
- Mary Brown, MS, OTR/LPediatric Occupational Therapist1609044312
Verify Philip William Mack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 208323Check 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
- Connecticut Children's Specialty Group, IncHartford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philip William Mack among 692 orthopaedic surgery physician records in Massachusetts
Philip William Mack, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1989 · median 2004 among the 441 with a school on file
- Record last updated2022 · 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 Springfield → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- David Drvaric, MDSpringfield, MA 011041235194887
- Noble Hansen, MDSpringfield, MA 011041730164732
- Steven Holsten, MDSpringfield, MA 011041124013339
- Peter Masso, MDSpringfield, MA 011041194732826
- Steven Silver, MDSpringfield, MA 011041952387334
- Leonard Wagner, MDSpringfield, MA 011041568457778
- Erik RosenthalLongmeadow, MA 011061043205875
- Alan Bullock, MDSpringfield, MA 011071861450389
Common questions
What is Philip William Mack, MD's NPI number?
Philip William Mack, MD's National Provider Identifier (NPI) is 1861476798, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Philip William Mack, MD located?
The NPPES record lists a practice address at 516 Carew St, Springfield, MA, 01104. Phone: (413) 787-2047. Providers update this record themselves, so call before visiting.
How can I verify Philip William Mack, MD's license?
NPPES lists Massachusetts license number 208323, 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.