Ilana Harwayne-Gidansky, MD
NPI 1861633778 · Pediatrics Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ilana Harwayne-Gidansky, MD is a Pediatrics Physician provider in Stony Brook, NY (NPI 1861633778).
Provider details
- NPI number
- 1861633778
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 259724 (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
17 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
- 2009-03-23
- Last updated
- 2015-05-14
Frequently asked questions
- What is Ilana Harwayne-Gidansky's NPI number?
- Ilana Harwayne-Gidansky's National Provider Identifier (NPI) is 1861633778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilana Harwayne-Gidansky's specialty?
- Ilana Harwayne-Gidansky is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ilana Harwayne-Gidansky located?
- Ilana Harwayne-Gidansky's practice location on file with NPPES is 100 Nicolls Rd, Stony Brook, NY 11794-8111.
- What is Ilana Harwayne-Gidansky's phone number?
- The practice phone number listed in the NPPES registry for Ilana Harwayne-Gidansky is (631) 444-2725.
- Does Ilana Harwayne-Gidansky accept Medicare?
- Ilana Harwayne-Gidansky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ilana Harwayne-Gidansky's NPI active?
- Yes — Ilana Harwayne-Gidansky's NPI (1861633778) is active in the NPPES registry as of the last update on 2015-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.