Joshua Marc Leader, M.D.
Pediatrics Physician · Woburn, MA
Joshua Marc Leader, M.D. is a pediatrics physician with a practice address in Woburn, Massachusetts, and NPI 1811175466, issued on Feb 6, 2008. Check the license (Massachusetts 228768, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Joshua Marc Leader
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 228768 MA
Self-reported in NPPES; status is on the state search - Practice location
- 7 Alfred St, Woburn, MA 01801
- Phone
- (781) 933-6236
- Enumerated
- Feb 6, 2008
- Record last updated
- Dec 11, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
Also registered at 7 Alfred St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrew Celandine, M.D.Pediatrics Physician1730366501
Verify Joshua Marc Leader in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 228768Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $33.70
2 payments; by number, the most common kind was food and beverage; the largest payer was Verrica Pharmaceuticals Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Joshua Marc Leader among 2,628 pediatrics physician records in Massachusetts
Joshua Marc Leader, M.D. 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. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 25% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2009 · 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 Woburn
They are 17 of the 1,795 NPPES records with a practice address in Woburn, and 2,628 pediatrics physician records in Massachusetts.
All 2,628 in Massachusetts → Every provider in Woburn → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Elizabeth Burba-Dick, MDWoburn, MA 018011144273798
- Andrew Celandine, M.D.Woburn, MA 018011730366501
- Patricia Connolly, M.D.Woburn, MA 018011427011469
- Richard Dentremont, M.D.Woburn, MA 018011356304356
- Alexandra Epstein, M.D.Woburn, MA 018011508151267
- Joseph Leader, M.D.Woburn, MA 018011457314940
- Juliana Marmon, MDWoburn, MA 018011215322128
- Earton Robertson, M.D.Woburn, MA 018011174586176
Common questions
What is Joshua Marc Leader, M.D.'s NPI number?
Joshua Marc Leader, M.D.'s National Provider Identifier (NPI) is 1811175466, issued on Feb 6, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Marc Leader, M.D. located?
The NPPES record lists a practice address at 7 Alfred St, Woburn, MA, 01801. Phone: (781) 933-6236. Providers update this record themselves, so call before visiting.
How can I verify Joshua Marc Leader, M.D.'s license?
NPPES lists Massachusetts license number 228768, 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.