Gwynneth McBride Johnson, CNP
Family Nurse Practitioner · Boston, MA
Gwynneth McBride Johnson, CNP is a family nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1720527005, issued on Feb 20, 2017. Check the license (Massachusetts RN2329743, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gwynneth McBride Johnson
- Credential
- CNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN2329743 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1601 Washington St, Boston, MA 02118
- Phone
- (617) 425-2000
- Enumerated
- Feb 20, 2017
- Record last updated
- Jul 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 568-4756
- Medicare enrollment
- Enrolled (PECOS I20210913002349); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 1601 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amita Agarwal, DDSDentist1184084683
- Laura Allen, LICSWSocial Worker1740446996
- Doris Alleyne, SWSocial Worker1386918845
- Gulnora Aminova, PH.D.Mental Health Counselor1518412964
Verify Gwynneth McBride Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2329743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 76% of the cost of the top drugs
593 Medicare Part D claims for 84 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Atorvastatin Calcium54 claims
- Lisinopril27 claims
- Tamsulosin Hcl25 claims
- Amlodipine Besylate21 claims
- Hydrochlorothiazide21 claims
- Rosuvastatin Calcium21 claims
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.
Bills Medicare through 2 group practices
- Internal Medical Associates-EbnhcEast Boston, MA
- Medical Care OF Boston Management CorporationBrookline, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gwynneth McBride Johnson among 4,724 family nurse practitioner records in Massachusetts
Gwynneth McBride Johnson, CNP 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. Its NPI, issued in 2017, is newer than 44% of them.
- NPI issued2017 · 44% of these records are older, 51% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2021 · median 2019 among the 2,704 with a school on file
- Record last updated2021 · 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.
All 4,724 in Massachusetts → Every provider in Boston → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Marjorie Arvedon, FNPBoston, MA 021181376529842
- Ellen Bitz, NPBoston, MA 021181649254798
- Lois Doerr, NPBoston, MA 021181194784546
- Karen Friedman, MS RNC FNPBoston, MA 021181861421299
- Faye Huang, NPBoston, MA 021181366432353
- Terri Lacoursiere Zucchero, PHD, RN, FNP-BCBoston, MA 021181770565475
- Claire Murphy, NP-CBoston, MA 021181568447217
- Nancy Paull, NPBoston, MA 021181457466914
Common questions
What is Gwynneth McBride Johnson, CNP's NPI number?
Gwynneth McBride Johnson, CNP's National Provider Identifier (NPI) is 1720527005, issued on Feb 20, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Gwynneth McBride Johnson, CNP located?
The NPPES record lists a practice address at 1601 Washington St, Boston, MA, 02118. Phone: (617) 425-2000. Providers update this record themselves, so call before visiting.
How can I verify Gwynneth McBride Johnson, CNP's license?
NPPES lists Massachusetts license number RN2329743, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Gwynneth McBride Johnson, CNP prescribe under Medicare Part D?
In 2024, Gwynneth McBride Johnson, CNP had 593 Medicare Part D claims for 84 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.