NPPES file of Aug 9, 2026

John R. O'Reilly, MD

Pediatrics Physician · Springfield, MA

John R. O'Reilly, MD is a pediatrics physician with a practice address in Springfield, Massachusetts, and NPI 1821189721, issued on Sep 27, 2006. Check the license (Massachusetts 73002, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821189721
Name
John R. O'Reilly
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
73002 MA
Self-reported in NPPES; status is on the state search
Practice location
140 High St, Springfield, MA 01105
Phone
(413) 794-2515
Enumerated
Sep 27, 2006
Record last updated
Jan 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(413) 794-5673
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.
Download card Updates feed

Also registered at 140 High St

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

  1. Daniel AddyMental Health Counselor1104364934
  2. Carol Atteberry, MAMental Health Counselor1356653166
  3. Sarah Bazzano, LCSWClinical Social Worker1386059392
  4. Samantha Boudah, MSWSocial Worker1184074577
  5. Cherolle BrownClinical Social Worker1609250349
  6. Meredith Brown, PA C MHSMedical Physician Assistant1861465528

Verify John R. O'Reilly 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 73002
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

94% fewer Medicare Part D claims than the average pediatrics physician in 2024

24 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.

  1. John O'Reilly24
  2. Specialty average375

Most prescribed

  1. Doxycycline Hyclate11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $30.14

1 payment: food and beverage; the largest payer was Stryker Corporation. 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.

  1. John O'Reilly$30.14
  2. Specialty average$842.05

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

John R. O'Reilly among 2,628 pediatrics physician records in Massachusetts

John R. O'Reilly, 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. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 48% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileNo · 12% of these records are
  • Record last updated2019 · 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).

86 pediatrics physician records list a practice address in Springfield

They are 86 of the 8,553 NPPES records with a practice address in Springfield, and 2,628 pediatrics physician records in Massachusetts.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Charlotte Beers, MDSpringfield, MA 011051538789623
  2. Peter Blier, MDSpringfield, MA 011051871557447
  3. Beth Brown, M.D.Springfield, MA 011051750342705
  4. Stephanie Carlin, D.O.Springfield, MA 011051104884766
  5. Danielle Gibbs, M.D.Springfield, MA 011051023425691
  6. Stephanie Hibbard, DOSpringfield, MA 011051093337404
  7. Adam Kasper, M.DSpringfield, MA 011051508209123
  8. Matthew Sadof, MDSpringfield, MA 011051528142346

Common questions

What is John R. O'Reilly, MD's NPI number?

John R. O'Reilly, MD's National Provider Identifier (NPI) is 1821189721, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John R. O'Reilly, MD located?

The NPPES record lists a practice address at 140 High St, Springfield, MA, 01105. Phone: (413) 794-2515. Providers update this record themselves, so call before visiting.

How can I verify John R. O'Reilly, MD's license?

NPPES lists Massachusetts license number 73002, 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.

How much does John R. O'Reilly, MD prescribe under Medicare Part D?

In 2024, John R. O'Reilly, MD had 24 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.

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.