Ben Matthews Willwerth, MD
Pediatrics Physician · Braintree, MA
Ben Matthews Willwerth, MD is a pediatrics physician with a practice address in Braintree, Massachusetts, and NPI 1174572689, issued on May 10, 2006. Check the license (Massachusetts 156918, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ben Matthews Willwerth
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 156918 MA
Self-reported in NPPES; status is on the state search - Practice location
- 340 Wood Road, Braintree, MA 02184
- Phone
- (781) 356-6200
- Enumerated
- May 10, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (781) 356-6299
- Medicaid ID
- 3205754 MA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ben Matthews Willwerth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 156918Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ben Matthews Willwerth among 2,628 pediatrics physician records in Massachusetts
Ben Matthews Willwerth, MD is one of 2,628 pediatrics physician records with a practice address in Massachusetts. 25% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 48% newer
- In a Medicare fileNo · 25% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2026 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 pediatrics physician records list a practice address in Braintree
They are 17 of the 991 NPPES records with a practice address in Braintree, and 2,628 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,628 in Massachusetts → Every provider in Braintree → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Peter Barrant, M.D.Braintree, MA 021841215913835
- Jonathan Brenner, M.D., M.P.HBraintree, MA 021841053501189
- Jean Brodnax, M.D.Braintree, MA 021841134117096
- Michele Greenwald, M.D.Braintree, MA 021841124006754
- Brian Guarnotta, M.D.Braintree, MA 021841255319885
- Thomas Hathaway, M.D.Braintree, MA 021841972581411
- Katherine Jin, MDBraintree, MA 021841730147760
- Mitzi Johnson, MDBraintree, MA 021841497887293
Common questions
What is Ben Matthews Willwerth, MD's NPI number?
Ben Matthews Willwerth, MD's National Provider Identifier (NPI) is 1174572689, issued on May 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ben Matthews Willwerth, MD located?
The NPPES record lists a practice address at 340 Wood Road, Braintree, MA, 02184. Phone: (781) 356-6200. Providers update this record themselves, so call before visiting.
How can I verify Ben Matthews Willwerth, MD's license?
NPPES lists Massachusetts license number 156918, 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. 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.