OrganizationActive
Duff Optical Inc.
NPI 1851579957 · Optometrist · Shakopee, MN
Duff Optical Inc. is a Optometrist organization in Shakopee, MN (NPI 1851579957).
Provider details
- NPI number
- 1851579957
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Leroy Duff, President(952) 445-1132
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1127 Shakopee Town Sq
Shakopee, MN 55379-1908
Phone: (952) 445-1132
Fax: (952) 445-1173
Street-level locationGet directions
Mailing address
1127 Shakopee Town Sq
Shakopee, MN 55379-1908
Other names (DBA / former)
- Doing business as
- Valley Vision
Registry dates
- Enumerated
- 2008-01-31
- Last updated
- 2008-01-31
Frequently asked questions
- What is Duff Optical Inc.'s NPI number?
- Duff Optical Inc.'s National Provider Identifier (NPI) is 1851579957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Duff Optical Inc.?
- Duff Optical Inc. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Duff Optical Inc. located?
- Duff Optical Inc.'s practice location on file with NPPES is 1127 Shakopee Town Sq, Shakopee, MN 55379-1908.
- What is Duff Optical Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Duff Optical Inc. is (952) 445-1132.
- Who is the authorized official for Duff Optical Inc.?
- The authorized official listed on Duff Optical Inc.'s NPPES record is Leroy Duff, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Duff Optical Inc.'s NPI active?
- Yes — Duff Optical Inc.'s NPI (1851579957) is active in the NPPES registry as of the last update on 2008-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.