John M. Do, M.D.
Internal Medicine Physician · Swampscott, MA
John M. Do, M.D. is an internal medicine physician with a practice address in Swampscott, Massachusetts, and NPI 1902138084, issued on Feb 1, 2010. Check the license on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John M. Do
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- CFE43368 CA
Self-reported in NPPES; status is on the state search - Practice location
- 38 Ocean View RD, Swampscott, MA 01907
- Phone
- (781) 592-4812
- Enumerated
- Feb 1, 2010
- Record last updated
- Feb 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Verify John M. Do in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John M. Do among 6,825 internal medicine physician records in Massachusetts
John M. Do, 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 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 35% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2010 · 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).
2 internal medicine physician records list a practice address in Swampscott
They are 2 of the 229 NPPES records with a practice address in Swampscott, 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 Swampscott → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- John Beaulieu, M.D.Swampscott, MA 019071124068663
- Jacinta Grant, M.D.Saugus, MA 019061285827022
- David Miller, MDSaugus, MA 019061275547622
- Toryalai Amiri, M.D.Lynn, MA 019041255388047
- Laura Beeghly, MDLynn, MA 019041215988100
- Edward Braun, MDLynn, MA 019041003862798
- Ernesto Dasilva, MDLynn, MA 019041487600268
- Kurt Diebold, MDLynn, MA 019041114993516
Common questions
What is John M. Do, M.D.'s NPI number?
John M. Do, M.D.'s National Provider Identifier (NPI) is 1902138084, issued on Feb 1, 2010. An NPI identifies a provider in billing; it is not a license.
Where is John M. Do, M.D. located?
The NPPES record lists a practice address at 38 Ocean View RD, Swampscott, MA, 01907. Phone: (781) 592-4812. Providers update this record themselves, so call before visiting.
How can I verify John M. Do, M.D.'s license?
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.
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.