Rebecca Masel, MD
NPI 1053977686 · Hematology & Oncology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Masel, MD is a Hematology & Oncology Physician provider in Philadelphia, PA (NPI 1053977686).
Provider details
- NPI number
- 1053977686
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- LP04520 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-05-20
- Last updated
- 2022-06-22
- Certified
- 2022-06-21
Frequently asked questions
- What is Rebecca Masel's NPI number?
- Rebecca Masel's National Provider Identifier (NPI) is 1053977686, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Masel's specialty?
- Rebecca Masel is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Rebecca Masel located?
- Rebecca Masel's practice location on file with NPPES is 834 Chestnut St Ste 320, Philadelphia, PA 19107-5113.
- What is Rebecca Masel's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Masel is (215) 955-5822.
- Does Rebecca Masel accept Medicare?
- Rebecca Masel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Masel's NPI active?
- Yes — Rebecca Masel's NPI (1053977686) is active in the NPPES registry as of the last update on 2022-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.