Leslie Kersun, M.D.
NPI 1891717989 · Pediatric Hematology & Oncology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leslie Kersun, M.D. is a Pediatric Hematology & Oncology Physician provider in Philadelphia, PA (NPI 1891717989).
Provider details
- NPI number
- 1891717989
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD065225L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,419 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2013-04-15
Frequently asked questions
- What is Leslie Kersun's NPI number?
- Leslie Kersun's National Provider Identifier (NPI) is 1891717989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Kersun's specialty?
- Leslie Kersun is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Leslie Kersun located?
- Leslie Kersun's practice location on file with NPPES is 3401 Civic Center Blvd, Philadelphia, PA 19104-4319.
- What is Leslie Kersun's phone number?
- The practice phone number listed in the NPPES registry for Leslie Kersun is (215) 590-3535.
- Does Leslie Kersun accept Medicare?
- Leslie Kersun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leslie Kersun's NPI active?
- Yes — Leslie Kersun's NPI (1891717989) is active in the NPPES registry as of the last update on 2013-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.