NPPES file of Aug 9, 2026

Megan M. Hannon, MD

Pediatric Emergency Medicine (Pediatrics) Physician · Boston, MA

Megan M. Hannon, MD is a pediatric emergency medicine (pediatrics) physician with a practice address in Boston, Massachusetts, and NPI 1124203526, issued on Jan 3, 2008. Check the license (Massachusetts 243724, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124203526
Name
Megan M. Hannon
Credential
MD
Primary taxonomy
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X
License numbers
243724 MA
232263 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-6000
Enumerated
Jan 3, 2008
Record last updated
Dec 15, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110120000721); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 300 Longwood Ave

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

  1. Sylvia Abadir, MDPediatric Cardiology Physician1427366459
  2. Isabel Abbott, MDNeurology with Special Qualifications in Child Neurology Physician1033772579
  3. Kristin Abdelnour, PTPhysical Therapist1982821302
  4. Mohamed Abdelrahman, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558050591
  5. Nadia Abdulrazak, N.P.Adult Health Nurse Practitioner1952616682
  6. Dhatri AbeyaratneStudent in an Organized Health Care Education/Training Program1437098233

Verify Megan M. Hannon 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 243724
    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.

Bills Medicare through one group practice

  1. Children's Orthopaedic Surgery Foundation IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Megan M. Hannon among 131 pediatric emergency medicine (pediatrics) physician records in Massachusetts

Megan M. Hannon, MD is one of 131 pediatric emergency medicine (pediatrics) physician records with a practice address in Massachusetts. 24% 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 49% of them.

  • NPI issued2008 · 49% of these records are older, 40% newer
  • In a Medicare fileYes · 24% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2007 · median 2008 among the 28 with a school on file
  • Record last updated2015 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0204X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Emergency Medicine (Pediatrics) Physician providers in Massachusetts

There are 131 pediatric emergency medicine (pediatrics) physician records in Massachusetts.

The 8 pediatric emergency medicine (pediatrics) physician records with the nearest ZIP codes

  1. Richard Bachur, MDBoston, MA 021151952367997
  2. Marc Baskin, MDBoston, MA 021151598729451
  3. Theresa Becker, DOBoston, MA 021151952365827
  4. Marisa Brett-Fleegler, MDBoston, MA 021151588629299
  5. Robyn Byer, MDBoston, MA 021151902861511
  6. Andrew Capraro, MDBoston, MA 021151881650463
  7. Eric Fleegler, MD, MPHBoston, MA 021151215923362
  8. June Hanly, MDBoston, MA 021151316905474

Common questions

What is Megan M. Hannon, MD's NPI number?

Megan M. Hannon, MD's National Provider Identifier (NPI) is 1124203526, issued on Jan 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Megan M. Hannon, MD located?

The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-6000. Providers update this record themselves, so call before visiting.

How can I verify Megan M. Hannon, MD's license?

NPPES lists Massachusetts license number 243724, 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.