IndividualActive
Stephen Singer
NPI 1689180267 · Optician · Amsterdam, NY
Stephen Singer is a Optician provider in Amsterdam, NY (NPI 1689180267).
Provider details
- NPI number
- 1689180267
- Entity type
- Individual
- Primary specialty
- OpticianEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 8722198 (NY)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
101 Sanford Ave
Amsterdam, NY 12010-3907
Phone: (518) 843-0959
Fax: (518) 843-0460
Street-level locationGet directions
Mailing address
101 Sanford Farms
Amsterdam, NY 12010
Registry dates
- Enumerated
- 2017-12-19
- Last updated
- 2017-12-19
Frequently asked questions
- What is Stephen Singer's NPI number?
- Stephen Singer's National Provider Identifier (NPI) is 1689180267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Singer's specialty?
- Stephen Singer is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).
- Where is Stephen Singer located?
- Stephen Singer's practice location on file with NPPES is 101 Sanford Ave, Amsterdam, NY 12010-3907.
- What is Stephen Singer's phone number?
- The practice phone number listed in the NPPES registry for Stephen Singer is (518) 843-0959.
- Is Stephen Singer's NPI active?
- Yes — Stephen Singer's NPI (1689180267) is active in the NPPES registry as of the last update on 2017-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.