Ali Mendelson, MD
NPI 1497741532 · Pediatric Emergency Medicine (Emergency Medicine) Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ali Mendelson, MD is a Pediatric Emergency Medicine (Emergency Medicine) Physician provider in Philadelphia, PA (NPI 1497741532).
Provider details
- NPI number
- 1497741532
- Entity type
- Individual
- Primary specialty
- Pediatric Emergency Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 233946 (NY)
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 tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 400 E Main St4th FloorMount Kisco, NY 10549-3417Phone: (914) 666-1200Fax: (914) 666-1973
- 130 S Bryn Mawr AveBryn Mawr, PA 19010-3121Phone: (484) 337-3000
Registry dates
- Enumerated
- 2005-09-23
- Last updated
- 2023-12-18
- Certified
- 2023-12-18
Frequently asked questions
- What is Ali Mendelson's NPI number?
- Ali Mendelson's National Provider Identifier (NPI) is 1497741532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ali Mendelson's specialty?
- Ali Mendelson is listed in the NPPES registry with a primary specialty of Pediatric Emergency Medicine (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ali Mendelson located?
- Ali Mendelson's practice location on file with NPPES is 3401 Civic Center Blvd, Philadelphia, PA 19104-4319.
- What is Ali Mendelson's phone number?
- The practice phone number listed in the NPPES registry for Ali Mendelson is (800) 879-2467.
- Does Ali Mendelson accept Medicare?
- Ali Mendelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ali Mendelson's NPI active?
- Yes — Ali Mendelson's NPI (1497741532) is active in the NPPES registry as of the last update on 2023-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.