NPPES file of Aug 9, 2026

Rachel Lynn Fox Baines, NP

Acute Care Nurse Practitioner · Boston, MA

Rachel Lynn Fox Baines, NP is an acute care nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1245651223, issued on Dec 18, 2013. Check the license (Massachusetts RN274948, 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
1245651223
Name
Rachel Lynn Fox Baines
Credential
NP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
RN274948 MA
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Ave, Boston, MA 02215
Phone
(617) 667-7000
Enumerated
Dec 18, 2013
Record last updated
Dec 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140514000169); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2013
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 330 Brookline Ave

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

  1. Amtul Aala, MDNephrology Physician1174946347
  2. Elijah AbassStudent in an Organized Health Care Education/Training Program1306784947
  3. Omar Abdel-Razek, MDInterventional Cardiology Physician1912780008
  4. Youssef Abdullah, MD, MBAStudent in an Organized Health Care Education/Training Program1346983442
  5. Najma Abdullahi, MD, MPHStudent in an Organized Health Care Education/Training Program1669213054
  6. Elisabeth AbelesStudent in an Organized Health Care Education/Training Program1528659760

Verify Rachel Lynn Fox Baines 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 RN274948
    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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82% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

107 Medicare Part D claims for 69 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. 36 claims were for opioids.

  1. Rachel Baines107
  2. Specialty average594

Most prescribed

  1. Oxycodone Hcl30 claims
  2. Amoxicillin-Clavulanate Potass17 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 one group practice

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rachel Lynn Fox Baines among 598 acute care nurse practitioner records in Massachusetts

Rachel Lynn Fox Baines, NP is one of 598 acute care nurse practitioner records with a practice address in Massachusetts. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 39% of them.

  • NPI issued2013 · 39% of these records are older, 56% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2013 · median 2016 among the 341 with a school on file
  • Record last updated2013 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Massachusetts

There are 598 acute care nurse practitioner records in Massachusetts.

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

  1. Marie Bosak, NPBoston, MA 022151770781775
  2. Emily DerosierBoston, MA 022151629303888
  3. Alison Engelman, NPBoston, MA 022151477785046
  4. Tina Flaherty, N.P.Boston, MA 022151437366101
  5. Karen Garden, CRNPBoston, MA 022151073755393
  6. Jason Glass, ACNP-BCBoston, MA 022151891945051
  7. Kimberly Guibone, ACNPBoston, MA 022151427279330
  8. Deirdre Keogh, NPBoston, MA 022151548446016

Common questions

What is Rachel Lynn Fox Baines, NP's NPI number?

Rachel Lynn Fox Baines, NP's National Provider Identifier (NPI) is 1245651223, issued on Dec 18, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Lynn Fox Baines, NP located?

The NPPES record lists a practice address at 330 Brookline Ave, Boston, MA, 02215. Phone: (617) 667-7000. Providers update this record themselves, so call before visiting.

How can I verify Rachel Lynn Fox Baines, NP's license?

NPPES lists Massachusetts license number RN274948, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Rachel Lynn Fox Baines, NP prescribe under Medicare Part D?

In 2024, Rachel Lynn Fox Baines, NP had 107 Medicare Part D claims for 69 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.