Alissa Keschner, M.D.
NPI 1457300642 · Pediatric Adolescent Medicine Physician · Old Bethpage, NY
Alissa Keschner, M.D. is a Pediatric Adolescent Medicine Physician provider in Old Bethpage, NY (NPI 1457300642).
Provider details
- NPI number
- 1457300642
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 199341 (NY)
Specialties & taxonomies
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
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
- 2006-05-08
- Last updated
- 2008-02-26
Frequently asked questions
- What is Alissa Keschner's NPI number?
- Alissa Keschner's National Provider Identifier (NPI) is 1457300642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alissa Keschner's specialty?
- Alissa Keschner is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alissa Keschner located?
- Alissa Keschner's practice location on file with NPPES is 700 Old Bethpage Rd, Old Bethpage, NY 11804-1240.
- What is Alissa Keschner's phone number?
- The practice phone number listed in the NPPES registry for Alissa Keschner is (516) 293-0666.
- Is Alissa Keschner's NPI active?
- Yes — Alissa Keschner's NPI (1457300642) is active in the NPPES registry as of the last update on 2008-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.