Rebecca Eve O'Donnell Blake, PA-C
Physician Assistant · Waltham, MA
Rebecca Eve O'Donnell Blake, PA-C is a physician assistant with a practice address in Waltham, Massachusetts, and NPI 1043700214, issued on May 14, 2018. Check the license (Massachusetts PA6527, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rebecca Eve O'Donnell Blake
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA6527 MA
Self-reported in NPPES; status is on the state search - Practice location
- 52 Second Ave, Waltham, MA 02451
- Phone
- (781) 487-6181
- Enumerated
- May 14, 2018
- Record last updated
- Sep 5, 2023
- Fax
- (781) 487-6826
- Medicare enrollment
- Enrolled (PECOS I20180629001561); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 52 Second Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Dimatteo, DNP, FNP-BCFamily Nurse Practitioner1992687149
- Natasha Edwards, FNPFamily Nurse Practitioner1942540737
- Margaret Fallon, MDPediatrics Physician1780104968
- Brittany Hansen, MDInternal Medicine Physician1508515297
- Cristin LavitaPediatric Registered Nurse1154265726
- Michael VrolykPhysician Assistant1598222168
Verify Rebecca Eve O'Donnell Blake in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license PA6527Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average physician assistant in 2024
72 Medicare Part D claims for 44 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 45 claims were for opioids.
Most prescribed
- Oxycodone Hcl31 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.
Industry payments in 2024: $20.50
1 payment: food and beverage; the largest payer was Kairos Surgical Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Massachusetts General Physicians Organization IncDanvers, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rebecca Eve O'Donnell Blake among 4,713 physician assistant records in Massachusetts
Rebecca Eve O'Donnell Blake, PA-C is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 45% of them.
- NPI issued2018 · 45% of these records are older, 50% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2018 · median 2019 among the 3,217 with a school on file
- Record last updated2023 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 physician assistant records list a practice address in Waltham
They are 23 of the 2,111 NPPES records with a practice address in Waltham, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Waltham → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Samantha ChanWaltham, MA 024511801488762
- Irene Ghobrial, PA-CWaltham, MA 024511639261290
- Timothy Grinnell, PA-CWaltham, MA 024511790828119
- Elizabeth Kirstein, PAWaltham, MA 024511689634842
- Kiet Le, PAWaltham, MA 024511992190748
- Thomas Pacheco, PAWaltham, MA 024511780654491
- Jason Rand, PAWaltham, MA 024511417937137
- Sarah Rice, PAWaltham, MA 024511396147856
Common questions
What is Rebecca Eve O'Donnell Blake, PA-C's NPI number?
Rebecca Eve O'Donnell Blake, PA-C's National Provider Identifier (NPI) is 1043700214, issued on May 14, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Eve O'Donnell Blake, PA-C located?
The NPPES record lists a practice address at 52 Second Ave, Waltham, MA, 02451. Phone: (781) 487-6181. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Eve O'Donnell Blake, PA-C's license?
NPPES lists Massachusetts license number PA6527, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Rebecca Eve O'Donnell Blake, PA-C prescribe under Medicare Part D?
In 2024, Rebecca Eve O'Donnell Blake, PA-C had 72 Medicare Part D claims for 44 beneficiaries; the average among physician assistant prescribers was 830. 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.