IndividualActive
Catherine Stefaniw
NPI 1831580174 · Specialist · Lynbrook, NY
Catherine Stefaniw is a Specialist provider in Lynbrook, NY (NPI 1831580174).
Provider details
- NPI number
- 1831580174
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
48 2nd St
Lynbrook, NY 11563-4142
Phone: (516) 428-1967
Street-level locationGet directions
Mailing address
48 2nd St
Lynbrook, NY 11563-4142
Registry dates
- Enumerated
- 2015-02-09
- Last updated
- 2015-02-09
Frequently asked questions
- What is Catherine Stefaniw's NPI number?
- Catherine Stefaniw's National Provider Identifier (NPI) is 1831580174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Stefaniw's specialty?
- Catherine Stefaniw is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Catherine Stefaniw located?
- Catherine Stefaniw's practice location on file with NPPES is 48 2nd St, Lynbrook, NY 11563-4142.
- What is Catherine Stefaniw's phone number?
- The practice phone number listed in the NPPES registry for Catherine Stefaniw is (516) 428-1967.
- Is Catherine Stefaniw's NPI active?
- Yes — Catherine Stefaniw's NPI (1831580174) is active in the NPPES registry as of the last update on 2015-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.