NPPES file of Aug 9, 2026

Caroline Claire O'Donnell, NP

Family Nurse Practitioner · Waltham, MA

Caroline Claire O'Donnell, NP is a family nurse practitioner with a practice address in Waltham, Massachusetts, and NPI 1861744377, issued on Oct 8, 2012. Check the license (Massachusetts RN2268668, 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
1861744377
Name
Caroline Claire O'Donnell
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN2268668 MA
Self-reported in NPPES; status is on the state search
Practice location
9 Hope Ave, Waltham, MA 02453
Phone
(781) 788-8444
Enumerated
Oct 8, 2012
Record last updated
Oct 8, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140520001626); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →

Also registered at 9 Hope Ave

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

  1. Jennifer AmatoClinical Neuropsychologist1750759940
  2. Angela Andreoli, PHARMDPharmacist1851505903
  3. Nick Athas, M.P.T.Physical Therapist1356386080
  4. Danielle Barnack, DPTPhysical Therapist1073848768
  5. Alyssa Barzach, M.S., CCC-SLPSpeech-Language Pathologist1003691874
  6. David Battit, MSW, LICSWClinical Social Worker1952450751

Verify Caroline Claire O'Donnell 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 RN2268668    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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58% more Medicare Part D claims than the average family nurse practitioner in 2024

2,057 Medicare Part D claims for 169 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 53 claims were for opioids.

  1. Caroline O'Donnell2,057
  2. Specialty average1,305

Most prescribed

  1. Amlodipine Besylate122 claims
  2. Losartan Potassium74 claims
  3. Atorvastatin Calcium69 claims
  4. Furosemide69 claims
  5. Omeprazole64 claims
  6. Levothyroxine Sodium57 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. Medical Care OF Boston Management CorporationWaltham, MA

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

Caroline Claire O'Donnell among 4,724 family nurse practitioner records in Massachusetts

Caroline Claire O'Donnell, NP 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 2012, is newer than 23% of them.

  • NPI issued2012 · 23% of these records are older, 74% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2012 · median 2019 among the 2,704 with a school on file
  • Record last updated2012 · 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).

39 family nurse practitioner records list a practice address in Waltham

They are 39 of the 2,111 NPPES records with a practice address in Waltham, and 4,724 family nurse practitioner records in Massachusetts.

All 4,724 in Massachusetts → Every provider in Waltham → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Taylor Antonellis, FNP-CWaltham, MA 024531144957036
  2. Jennifer BrooksWaltham, MA 024531699063610
  3. Stephanie Bryson, NPWaltham, MA 024531659915064
  4. Mercy Enemchukwu, NURSE PRACTITIONERWaltham, MA 024531518228436
  5. Jocelyn Hulburt, N.P.Waltham, MA 024531174019590
  6. Colleen Maloney-Hesser, NPWaltham, MA 024531881652741
  7. Talia OssowskiWaltham, MA 024531710345590
  8. Kara Palmberg, NPWaltham, MA 024531013614338

Common questions

What is Caroline Claire O'Donnell, NP's NPI number?

Caroline Claire O'Donnell, NP's National Provider Identifier (NPI) is 1861744377, issued on Oct 8, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Caroline Claire O'Donnell, NP located?

The NPPES record lists a practice address at 9 Hope Ave, Waltham, MA, 02453. Phone: (781) 788-8444. Providers update this record themselves, so call before visiting.

How can I verify Caroline Claire O'Donnell, NP's license?

NPPES lists Massachusetts license number RN2268668, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Caroline Claire O'Donnell, NP prescribe under Medicare Part D?

In 2024, Caroline Claire O'Donnell, NP had 2,057 Medicare Part D claims for 169 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.