NPPES file of Aug 9, 2026

Christopher F. Harris, M.D.

Internal Medicine Physician · Newburyport, MA

Christopher F. Harris, M.D. is an internal medicine physician with a practice address in Newburyport, Massachusetts, and NPI 1912901604, issued on Jun 9, 2005. Check the license (Massachusetts 48031, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912901604
Name
Christopher F. Harris
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
48031 MA
Self-reported in NPPES; status is on the state search
Practice location
25 Highland Ave, Newburyport, MA 01950
Phone
(978) 463-1383
Enumerated
Jun 9, 2005
Record last updated
Oct 31, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(978) 469-1386
Medicaid ID
2085573 MA
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

8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →

Also registered at 25 Highland Ave

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

  1. Brittney Armour, FNP-CFamily Nurse Practitioner1831656958
  2. Alexey Belevich, DOHospitalist Physician1174228878
  3. Ruth Berger, PAInterventional Pain Medicine Physician1649501545
  4. Bethany Bishop Daniels, M.D.Emergency Medicine Physician1043286255
  5. Katherine Bourne, MDAnesthesiology Physician1205036712
  6. Natasha Boydstun, DOEmergency Medicine Physician1902268469

Verify Christopher F. Harris 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 48031    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.

Christopher F. Harris among 6,825 internal medicine physician records in Massachusetts

Christopher F. Harris, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2014 · 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 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 internal medicine physician records list a practice address in Newburyport

They are 22 of the 558 NPPES records with a practice address in Newburyport, and 6,825 internal medicine physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 6,825 in Massachusetts → Every provider in Newburyport → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Stephen Beaudoin, M.D.Newburyport, MA 019501902808124
  2. Anthony Eaton, M.D.Newburyport, MA 019501831193101
  3. Daniel Eyink, M.D.Newburyport, MA 019501730160409
  4. William Ingram, M.D.Newburyport, MA 019501689679268
  5. Kimberly Kersten, DONewburyport, MA 019501912903030
  6. Theresa Leak-Gonzalez, MDNewburyport, MA 019501679587265
  7. Anthony Lopez, M.D.Newburyport, MA 019501770541815
  8. Paul Mendelson, M.D.Newburyport, MA 019501396727228

Common questions

What is Christopher F. Harris, M.D.'s NPI number?

Christopher F. Harris, M.D.'s National Provider Identifier (NPI) is 1912901604, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher F. Harris, M.D. located?

The NPPES record lists a practice address at 25 Highland Ave, Newburyport, MA, 01950. Phone: (978) 463-1383. Providers update this record themselves, so call before visiting.

How can I verify Christopher F. Harris, M.D.'s license?

NPPES lists Massachusetts license number 48031, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.