NPPES file of Aug 9, 2026

Kayla Fay Greenberg, NP

Pediatric Nurse Practitioner · Boston, MA

Kayla Fay Greenberg, NP is a pediatric nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1568713618, issued on Sep 28, 2012. Check the license (Massachusetts RN2274297, 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
1568713618
Name
Kayla Fay Greenberg
Credential
NP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License numbers
RN2274297 MA
070772-23 NH
Self-reported in NPPES; status is on the state search
Practice location
800 Washington St, Boston, MA 02111
Phone
(617) 636-5000
Enumerated
Sep 28, 2012
Record last updated
May 4, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(617) 636-1465
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 800 Washington St

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

  1. Jeffrey Aalberg, MD, MPHSurgery Physician1326788027
  2. Omer Abbak, PHARMDPharmacist1114500337
  3. Aya Abdelnaser, MDStudent in an Organized Health Care Education/Training Program1770425373
  4. Marie Elise Abi Antoun, MDObstetrics & Gynecology Physician1356042626
  5. Ahmad AboalfarajSurgery Physician1538517651
  6. Tala Abu Samaan, MDStudent in an Organized Health Care Education/Training Program1376386250

Verify Kayla Fay Greenberg 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 RN2274297
    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

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64% fewer Medicare Part D claims than the average pediatric nurse practitioner in 2024

75 Medicare Part D claims, against an average of 206 among the 854 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Kayla Greenberg75
  2. Specialty average206

Most prescribed

  1. Levetiracetam Er14 claims
  2. Clonazepam12 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.

Kayla Fay Greenberg among 1,311 pediatric nurse practitioner records in Massachusetts

Kayla Fay Greenberg, NP is one of 1,311 pediatric nurse practitioner records with a practice address in Massachusetts. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 41% of them.

  • NPI issued2012 · 41% of these records are older, 55% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

630 pediatric nurse practitioner records list a practice address in Boston

They are 630 of the 41,865 NPPES records with a practice address in Boston, and 1,311 pediatric nurse practitioner records in Massachusetts.

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Sheila Bell, NPBoston, MA 021111407810567
  2. Julia Lee, CPNPBoston, MA 021111043427503
  3. Kathleen Marson, PNPBoston, MA 021111134313786
  4. Nisha MartinBoston, MA 021111679010367
  5. Loren D'Angelo, CPNPBoston, MA 021131417103193
  6. Mary Doherty, PEDIATRIC NURSE PRACBoston, MA 021141871801233
  7. Judith Fabbri, CPNPBoston, MA 021141477514065
  8. Caren Harris, NPBoston, MA 021141184751067

Common questions

What is Kayla Fay Greenberg, NP's NPI number?

Kayla Fay Greenberg, NP's National Provider Identifier (NPI) is 1568713618, issued on Sep 28, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Kayla Fay Greenberg, NP 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 Kayla Fay Greenberg, NP's license?

NPPES lists Massachusetts license number RN2274297, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Kayla Fay Greenberg, NP prescribe under Medicare Part D?

In 2024, Kayla Fay Greenberg, NP had 75 Medicare Part D claims; the average among pediatric nurse practitioner prescribers was 206. 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.