Katherine Nguyen
Family Nurse Practitioner · Boston, MA
Katherine Nguyen is a family nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1306546718, issued on Mar 6, 2023. Check the license (Massachusetts RN2305083, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine Nguyen
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN2305083 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Boston, MA 02111
- Phone
- (617) 636-5000
- Enumerated
- Mar 6, 2023
- Record last updated
- Mar 2, 2026
- Medicare enrollment
- Enrolled (PECOS I20250807003875); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2305083Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Nguyen among 4,724 family nurse practitioner records in Massachusetts
Katherine Nguyen is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% 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 2023, is newer than 79% of them.
- NPI issued2023 · 79% of these records are older, 14% newer
- In a Medicare fileNo · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2024 · median 2019 among the 2,704 with a school on file
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
938 family nurse practitioner records list a practice address in Boston
They are 938 of the 41,865 NPPES records with a practice address in Boston, and 4,724 family nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,724 in Massachusetts → Every provider in Boston → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Elizabeth Barnhart, APRN BCBoston, MA 021111841406519
- Megan Bertini, NP-CBoston, MA 021111548787807
- Ann Carroll, FNPBoston, MA 021111578894796
- Farah Faldonie, FNPBoston, MA 021111497001556
- Eileen Irish, FNPBoston, MA 021111720307101
- Cattleya May, NPBoston, MA 021111548695885
- Julia Miles, FNPBoston, MA 021111972944379
- Margaret Orr, FNP-BCBoston, MA 021111235438565
Common questions
What is Katherine Nguyen's NPI number?
Katherine Nguyen's National Provider Identifier (NPI) is 1306546718, issued on Mar 6, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Nguyen located?
The NPPES record lists a practice address at 800 Washington St, Boston, MA, 02111. Phone: (617) 636-5000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Nguyen's license?
NPPES lists Massachusetts license number RN2305083, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
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.