Peter Tebet Greenspan, MD
Pediatrics Physician · Waltham, MA
Peter Tebet Greenspan, MD is a pediatrics physician with a practice address in Waltham, Massachusetts, and NPI 1295725885, issued on Oct 25, 2005. Check the license (Massachusetts 44159, 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
- Peter Tebet Greenspan
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 44159 MA
Self-reported in NPPES; status is on the state search - Practice location
- 40 2ND Ave, Waltham, MA 02451
- Phone
- (781) 487-4340
- Enumerated
- Oct 25, 2005
- Record last updated
- Jun 5, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (781) 487-4341
- Medicaid ID
- 6164595 MA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
Also registered at 40 2ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Peter Tebet Greenspan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 44159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Peter Tebet Greenspan among 2,628 pediatrics physician records in Massachusetts
Peter Tebet Greenspan, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileNo · 25% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2014 · 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).
Pediatrics Physician providers in Massachusetts
There are 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 Waltham → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Margaret Fallon, MDWaltham, MA 024511780104968
- Beth McCabe, MDWaltham, MA 024511114908902
- Victoria McEvoy, MDWaltham, MA 024511568453181
- Stephen Nishiyama, MDWaltham, MA 024511710978622
- Myron Peterson, M.D.Waltham, MA 024511194868596
- Cynthia Sacco, M.D.Waltham, MA 024511164576237
- Jonathan Winickoff, MD MPHWaltham, MA 024511720049760
- Sarah Zimmerman, MDWaltham, MA 024511295861961
Common questions
What is Peter Tebet Greenspan, MD's NPI number?
Peter Tebet Greenspan, MD's National Provider Identifier (NPI) is 1295725885, issued on Oct 25, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter Tebet Greenspan, MD located?
The NPPES record lists a practice address at 40 2ND Ave, Waltham, MA, 02451. Phone: (781) 487-4340. Providers update this record themselves, so call before visiting.
How can I verify Peter Tebet Greenspan, MD's license?
NPPES lists Massachusetts license number 44159, 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.