NPPES file of Aug 9, 2026

Katherine Chang, NP

Primary Care Nurse Practitioner · Stoneham, MA

Katherine Chang, NP is a primary care nurse practitioner with a practice address in Stoneham, Massachusetts, and NPI 1871099861, issued on Mar 30, 2018. Check the license (Massachusetts RN2376646, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871099861
Name
Katherine Chang
Credential
NP
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
RN2376646 MA
Self-reported in NPPES; status is on the state search
Practice location
3 Woodland RD Ste 213, Stoneham, MA 02180
Phone
(781) 662-7990
Enumerated
Mar 30, 2018
Record last updated
Sep 23, 2024
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 3 Woodland RD Ste 213

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

  1. Jennifer Bedoya, NPPrimary Care Nurse Practitioner1609447572
  2. Sanjiban Dey, MDInternal Medicine Physician1043969470
  3. Dhiren Sutaria, M.D.Internal Medicine Physician1922071133

Verify Katherine Chang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2376646
    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
Find 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.

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98% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024

27 Medicare Part D claims for 17 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D.

  1. Katherine Chang27
  2. Specialty average1,492

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Katherine Chang among 376 primary care nurse practitioner records in Massachusetts

Katherine Chang, NP is one of 376 primary care nurse practitioner records with a practice address in Massachusetts. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 52% of them.

  • NPI issued2018 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in Massachusetts

There are 376 primary care nurse practitioner records in Massachusetts.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Jennifer Bedoya, NPStoneham, MA 021801609447572
  2. Jean Gee, N.P.-CStoneham, MA 021801114269099
  3. Linda Caldwell, NPBraintree, MA 021841407848583
  4. Riry Iptaria, NPBraintree, MA 021841477230126
  5. Sang Robbins, NURSE PRACTITIONERBraintree, MA 021841285086041
  6. Meghan WebberBraintree, MA 021841912687575
  7. Diane Pankow, APRN-BCMilton, MA 021861013137520
  8. Mariah GrispiWeymouth, MA 021881861034720

Common questions

What is Katherine Chang, NP's NPI number?

Katherine Chang, NP's National Provider Identifier (NPI) is 1871099861, issued on Mar 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Chang, NP located?

The NPPES record lists a practice address at 3 Woodland RD Ste 213, Stoneham, MA, 02180. Phone: (781) 662-7990. Providers update this record themselves, so call before visiting.

How can I verify Katherine Chang, NP's license?

NPPES lists Massachusetts license number RN2376646, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Chang, NP prescribe under Medicare Part D?

In 2024, Katherine Chang, NP had 27 Medicare Part D claims for 17 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.