NPPES file of Aug 9, 2026

Rachel Bak, CPNP-AC

Pediatric Nurse Practitioner · Boston, MA

Rachel Bak, CPNP-AC is a pediatric nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1811605561, issued on Nov 11, 2022. Check the license (Massachusetts RN2309262, 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.

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

NPPES recordNPPES file of Aug 9, 2026
1811605561
Name
Rachel Bak
Credential
CPNP-AC
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
RN2309262 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-6000
Enumerated
Nov 11, 2022
Record last updated
Jul 2, 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 300 Longwood Ave

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

  1. Sylvia Abadir, MDPediatric Cardiology Physician1427366459
  2. Isabel Abbott, MDNeurology with Special Qualifications in Child Neurology Physician1033772579
  3. Kristin Abdelnour, PTPhysical Therapist1982821302
  4. Mohamed Abdelrahman, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558050591
  5. Nadia Abdulrazak, N.P.Adult Health Nurse Practitioner1952616682
  6. Dhatri AbeyaratneStudent in an Organized Health Care Education/Training Program1437098233

Verify Rachel Bak 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 RN2309262
    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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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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatric nurse practitioner records in Massachusetts

  1. Laura Abbott, PNPBoston, MA1225898109
  2. Heidi Abendroth, NPBoston, MA1992995427
  3. Mieke Ackell, NPSandwich, MA1114148418
  4. Leslie Adams, RN, MSN, CPNP-PC/ACBoston, MA1558705707
  5. Susanne Adams, NPBrockton, MA1053712174
  6. Kimberly Adamson, CPNPHolden, MA1063494995
  7. Megan Adelstein, NPBoston, MA1497415251
  8. Megan AfeltraBoston, MA1619593928
  9. Georgia Agganis, CPNPWestford, MA1437283736
  10. Jessica Agrawal, PNPBeverly, MA1649554049

Common questions

What is Rachel Bak, CPNP-AC's NPI number?

Rachel Bak, CPNP-AC's National Provider Identifier (NPI) is 1811605561, issued on Nov 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Bak, CPNP-AC located?

The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-6000. Providers update this record themselves, so call before visiting.

How can I verify Rachel Bak, CPNP-AC's license?

NPPES lists Massachusetts license number RN2309262, 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.