Registry data as of Aug 27, 2026

Charles Hannum, M.D.

Pediatrics Physician · Boston, MA

Charles Hannum, M.D. is a pediatrics physician with a practice address in Boston, Massachusetts, and NPI 1104265834, issued on Jun 15, 2013. Check the license (Massachusetts 255812, 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.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1104265834
Name
Charles Hannum
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
255812 MA
Self-reported in NPPES; status is on the state search
Practice location
800 Washington St # 286, Boston, MA 02111
Phone
(617) 636-5078
Enumerated
Jun 15, 2013
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 800 Washington St # 286

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

  1. Christopher Gibson, M.D.Pediatrics Physician1578902276
  2. Edward Gill, M.D.Pediatrics Physician1861805681
  3. Dan Hale, MDPediatrics Physician1235118845
  4. Tiffany Johnson, MDPediatrics Physician1730617911
  5. Laura Li, M.D.Pediatrics Physician1659751584
  6. Nasrin Samji, MD, MPHStudent in an Organized Health Care Education/Training Program1881001824

Verify Charles Hannum 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 255812
    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.

1,187 pediatrics physician records list a Boston practice address

They are 1,187 of the 41,865 NPPES records with a Boston practice address, and 3,067 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Charles Hannum, M.D.'s NPI number?

Charles Hannum, M.D.'s National Provider Identifier (NPI) is 1104265834, issued on Jun 15, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Charles Hannum, M.D. located?

The NPPES record lists a practice address at 800 Washington St # 286, Boston, MA, 02111. Phone: (617) 636-5078. Providers update this record themselves, so call before visiting.

How can I verify Charles Hannum, M.D.'s license?

NPPES lists Massachusetts license number 255812, 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. 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.