1. Home
  2. Directory
  3. Massachusetts
  4. Waltham
  5. Physician Assistant
  6. NPI Profile

REBECCA EVE O'DONNELL BLAKE PA-C
NPI 1043700214
Physician Assistant in Waltham, MA

Active since May 14, 2018PECOS EnrolledAccepts Medicare Assignment
52 SECOND AVE, WALTHAM, MA 02451(781) 487-6181(781) 487-6826 Get Directions Write a Review

NPPES record last updated: September 5, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 5, 2023, Oct 17, 2022, May 14, 2018 (3 updates tracked since 2018).

About Rebecca Eve O'donnell Blake Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

REBECCA EVE O'DONNELL BLAKE PA-C (NPI 1043700214) is an individual physician assistant in Waltham, Massachusetts, licensed in Massachusetts (PA6527) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1043700214
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameREBECCA EVE O'DONNELL BLAKECredential: PA-C
Location Address52 SECOND AVEWaltham, MA 02451-1127
Mailing Address52 Second AveWaltham, MA 02451-1127 · (781) 487-6181 · Fax (781) 487-6826
Phone(781) 487-6181
Fax(781) 487-6826
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMay 14, 2018
Last NPPES UpdateSeptember 5, 20233 updates tracked since enumeration
NPPES CertifiedOctober 17, 2022
✔ NPI 1043700214 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MA · PA6527
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
52 SECOND AVE, Waltham, MA 02451
Open in Google Maps ↗

Other Names 1

Former Name (1)Rebecca Eve O'donnell

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Rebecca Eve O'donnell Blake Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769738939
PECOS Enrollment IDI20180629001561
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
332 services57 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
146 services94 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
89 services89 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
79 services59 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02451 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. CRISTIN M LAVITA
Registered Nurse (Pediatrics)
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (781) 487-4340
YIMING YU PA
Physician Assistant
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (617) 726-2000
MICHAEL ANDREW VROLYK
Physician Assistant
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (177) 249-3386
ROBERT MARC SCHAINFELD DO
Internal Medicine
52 SECOND AVE, STE 2100
WALTHAM, MA 02451
Middlesex County (781) 487-2840
MARGARET O.P. FALLON MD
Pediatrics
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (617) 726-2000
NATASHA D EDWARDS FNP
Nurse Practitioner (Family)
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (781) 487-4040
DR. MATTHEW ANTONIO DIMATTEO DNP, FNP-BC
Nurse Practitioner (Family)
52 SECOND AVE
WALTHAM, MA 02451
Middlesex County (781) 487-6006

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rebecca Blake's NPI number?

The NPI number for Rebecca Blake is 1043700214. It was assigned to this individual provider in the NPPES registry on May 14, 2018. The provider is also known as Rebecca Eve O'donnell.

Where is Rebecca Blake located?

Rebecca Blake practices at 52 Second Ave, Waltham, MA 02451. The listed phone number is (781) 487-6181.

What is Rebecca Blake's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Rebecca Blake enrolled in Medicare?

Yes. Rebecca Blake is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Rebecca Blake affiliated with any hospitals?

According to CMS data, Rebecca Blake is affiliated with Massachusetts General Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Rebecca Blake was last updated on September 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.