Ellen Basu, MD
NPI 1588875603 · Pediatric Hematology & Oncology Physician · New York, NY
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Basu, MD is a Pediatric Hematology & Oncology Physician provider in New York, NY (NPI 1588875603).
Provider details
- NPI number
- 1588875603
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 257833 (NY)
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
19 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
- 2007-05-24
- Last updated
- 2010-08-02
Frequently asked questions
- What is Ellen Basu's NPI number?
- Ellen Basu's National Provider Identifier (NPI) is 1588875603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Basu's specialty?
- Ellen Basu is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Basu located?
- Ellen Basu's practice location on file with NPPES is 1275 York Ave # 139, New York, NY 10065-6007.
- What is Ellen Basu's phone number?
- The practice phone number listed in the NPPES registry for Ellen Basu is (212) 639-5945.
- Does Ellen Basu accept Medicare?
- Ellen Basu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Basu's NPI active?
- Yes — Ellen Basu's NPI (1588875603) is active in the NPPES registry as of the last update on 2010-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.