Registry data as of Aug 27, 2026

John Reap, MD

Pediatrics Physician · Sudbury, MA

John Reap, MD is a pediatrics physician with a practice address in Sudbury, Massachusetts, and NPI 1376534081, issued on Nov 2, 2005. Check the license (Massachusetts BR8431277, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1376534081
Name
John Reap
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
BR8431277 MA
Self-reported in NPPES; status is on the state search
Practice location
616 Boston Post RD, Sudbury, MA 01776
Phone
(978) 443-6005
Enumerated
Nov 2, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 616 Boston Post RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sana Assaf, M.D.Pediatrics Physician1447280177
  2. Brian Digiovanni, M.D.Pediatrics Physician1417922626
  3. Michael Kramer, DDSPeriodontics1053481077
  4. Margaret Peppercorn, M.D.Pediatrics Physician1265465272
  5. Janice Spada, D.M.D.Dentist1730182791

Verify John Reap in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license BR8431277
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Industry payments in 2024: $15.73

1 payment, mostly food and beverage; the largest payer was Sanofi Pasteur Inc.. The 23,406 providers of this specialty with any payment received $1,203.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Reap$15.73
  2. Specialty average$1,203.67

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

7 pediatrics physician records list a Sudbury practice address

They are 7 of the 281 NPPES records with a Sudbury practice address, and 3,067 pediatrics physician records in Massachusetts.

Other pediatrics physician records in Massachusetts

  1. Marissa AaronBoston, MA1538687827
  2. Ralph Aarons, MDBrighton, MA1407841570
  3. Mary-Alice Abbott, MDWorcester, MA1982799417
  4. Ebla Abd AlrahmanWorcester, MA1255966743
  5. James Abel, M.D.Pelham, MA1255521381
  6. Aileen Abesamis, MDBrockton, MA1619056546
  7. Nora Abo-Sido, MDBoston, MA1215425111
  8. Claire Abraham, MDBoston, MA1942731161
  9. Shari Abramowitz, M.D.Boston, MA1558346593
  10. Aya Abu-El-Haija, MDBoston, MA1821337791

Common questions

What is John Reap, MD's NPI number?

John Reap, MD's National Provider Identifier (NPI) is 1376534081, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John Reap, MD located?

The NPPES record lists a practice address at 616 Boston Post RD, Sudbury, MA, 01776. Phone: (978) 443-6005. Providers update this record themselves, so call before visiting.

How can I verify John Reap, MD's license?

NPPES lists Massachusetts license number BR8431277, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.