IndividualActive
Irving Felsenfeld, RPH
NPI 1972848505 · Pharmacist · Ossining, NY
Irving Felsenfeld, RPH is a Pharmacist provider in Ossining, NY (NPI 1972848505).
Provider details
- NPI number
- 1972848505
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0233131 (NY)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
40 Spring St
Ossining, NY 10562-4716
Phone: (914) 941-4476
Street-level locationGet directions
Mailing address
3354 Nutly Cir
Yorktown Heights, NY 10598-1207
Registry dates
- Enumerated
- 2012-12-08
- Last updated
- 2012-12-08
Frequently asked questions
- What is Irving Felsenfeld's NPI number?
- Irving Felsenfeld's National Provider Identifier (NPI) is 1972848505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irving Felsenfeld's specialty?
- Irving Felsenfeld is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Irving Felsenfeld located?
- Irving Felsenfeld's practice location on file with NPPES is 40 Spring St, Ossining, NY 10562-4716.
- What is Irving Felsenfeld's phone number?
- The practice phone number listed in the NPPES registry for Irving Felsenfeld is (914) 941-4476.
- Is Irving Felsenfeld's NPI active?
- Yes — Irving Felsenfeld's NPI (1972848505) is active in the NPPES registry as of the last update on 2012-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.