OrganizationActive
Donald Knapp
NPI 1790859965 · Optometrist · Herkimer, NY
Donald Knapp is a Optometrist organization in Herkimer, NY (NPI 1790859965).
Provider details
- NPI number
- 1790859965
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Donald Knapp, Owner(315) 866-3751
- License
- VUT003992-1 (NY)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
107 N Prospect St
Herkimer, NY 13350-1928
Phone: (315) 866-3751
Fax: (315) 866-3751
Street-level locationGet directions
Mailing address
107 N Prospect St
Herkimer, NY 13350-1928
Registry dates
- Enumerated
- 2006-11-20
- Last updated
- 2008-03-06
Frequently asked questions
- What is Donald Knapp's NPI number?
- Donald Knapp's National Provider Identifier (NPI) is 1790859965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Donald Knapp?
- Donald Knapp is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Donald Knapp located?
- Donald Knapp's practice location on file with NPPES is 107 N Prospect St, Herkimer, NY 13350-1928.
- What is Donald Knapp's phone number?
- The practice phone number listed in the NPPES registry for Donald Knapp is (315) 866-3751.
- Who is the authorized official for Donald Knapp?
- The authorized official listed on Donald Knapp's NPPES record is Donald Knapp, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Donald Knapp's NPI active?
- Yes — Donald Knapp's NPI (1790859965) is active in the NPPES registry as of the last update on 2008-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.