Sandra Fefer-Sadler, M.D.
NPI 1245211309 · Pediatric Adolescent Medicine Physician · Haverstraw, NY
Sandra Fefer-Sadler, M.D. is a Pediatric Adolescent Medicine Physician provider in Haverstraw, NY (NPI 1245211309).
Provider details
- NPI number
- 1245211309
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 207382-1 (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
- 2005-11-07
- Last updated
- 2013-05-30
Frequently asked questions
- What is Sandra Fefer-Sadler's NPI number?
- Sandra Fefer-Sadler's National Provider Identifier (NPI) is 1245211309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Fefer-Sadler's specialty?
- Sandra Fefer-Sadler is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Fefer-Sadler located?
- Sandra Fefer-Sadler's practice location on file with NPPES is 26 New Main St, Haverstraw, NY 10927-1810.
- What is Sandra Fefer-Sadler's phone number?
- The practice phone number listed in the NPPES registry for Sandra Fefer-Sadler is (845) 786-0000.
- Is Sandra Fefer-Sadler's NPI active?
- Yes — Sandra Fefer-Sadler's NPI (1245211309) is active in the NPPES registry as of the last update on 2013-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.