Kathryn Martin, MD
Pediatrics Physician · Boston, MA
Kathryn Martin, MD is a pediatrics physician with a practice address in Boston, Massachusetts, and NPI 1164044756, issued on May 18, 2020. Check the license (Massachusetts 289028, 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.
- Name
- Kathryn Martin
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 289028 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Boston, MA 02111
- Phone
- (617) 636-5078
- Enumerated
- May 18, 2020
- Record last updated
- Oct 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250715001153); may accept Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,628 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathryn Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 289028Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Kathryn Martin among 2,628 pediatrics physician records in Massachusetts
Kathryn Martin, 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 not. Its NPI, issued in 2020, is newer than 91% of them.
- NPI issued2020 · 91% of these records are older, 6% newer
- In a Medicare fileNo · 25% of these records are
- In the CMS Doctors and Clinicians fileYes · 12% of these records are
- Graduated2021 · median 2010 among the 319 with a school on file
- Record last updated2021 · 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).
822 pediatrics physician records list a practice address in Boston
They are 822 of the 41,865 NPPES records with a practice address in Boston, and 2,628 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,628 in Massachusetts → Every provider in Boston → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Linda Bishop, MDBoston, MA 021111831152149
- Mary Brown, MDBoston, MA 021111508806092
- Anne Colwell, MDBoston, MA 021111417942053
- Catherine Davis, M.D.Boston, MA 021111366476038
- Dan Hale, MDBoston, MA 021111235118845
- Lynne Karlson, MDBoston, MA 021111306953773
- Jane Kiff, MDBoston, MA 021111033163704
- Mark Korson, MDBoston, MA 021111245347616
Common questions
What is Kathryn Martin, MD's NPI number?
Kathryn Martin, MD's National Provider Identifier (NPI) is 1164044756, issued on May 18, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Martin, MD located?
The NPPES record lists a practice address at 800 Washington St, Boston, MA, 02111. Phone: (617) 636-5078. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Martin, MD's license?
NPPES lists Massachusetts license number 289028, 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.
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.