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Ephraim Seidenfeld
NPI 1861155533 · Specialist · Brooklyn, NY
Ephraim Seidenfeld is a Specialist provider in Brooklyn, NY (NPI 1861155533).
Provider details
- NPI number
- 1861155533
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1312 38th St
Brooklyn, NY 11218-3612
Phone: (718) 686-3700
Street-level locationGet directions
Mailing address
1312 38th St
Brooklyn, NY 11218-3612
Registry dates
- Enumerated
- 2021-10-19
- Last updated
- 2021-10-19
- Certified
- 2021-10-19
Frequently asked questions
- What is Ephraim Seidenfeld's NPI number?
- Ephraim Seidenfeld's National Provider Identifier (NPI) is 1861155533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ephraim Seidenfeld's specialty?
- Ephraim Seidenfeld is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Ephraim Seidenfeld located?
- Ephraim Seidenfeld's practice location on file with NPPES is 1312 38th St, Brooklyn, NY 11218-3612.
- What is Ephraim Seidenfeld's phone number?
- The practice phone number listed in the NPPES registry for Ephraim Seidenfeld is (718) 686-3700.
- Is Ephraim Seidenfeld's NPI active?
- Yes — Ephraim Seidenfeld's NPI (1861155533) is active in the NPPES registry as of the last update on 2021-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.