OrganizationActive
Ladd F. Koresch O.D., S.c.
NPI 1104029867 · Optometrist · Lake Geneva, WI
Ladd F. Koresch O.D., S.c. is a Optometrist organization in Lake Geneva, WI (NPI 1104029867).
Provider details
- NPI number
- 1104029867
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Ladd Koresch, Optometrist(262) 248-4878
- License
- 1228-035 (WI)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(89/100 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
415 Broad St
Suite 101
Lake Geneva, WI 53147-1800
Phone: (262) 248-4878
Fax: (262) 248-1100
Street-level locationGet directions
Mailing address
415 Broad St
Lake Geneva, WI 53147-1800
Registry dates
- Enumerated
- 2007-06-08
- Last updated
- 2020-08-22
Frequently asked questions
- What is Ladd F. Koresch O.D., S.c.'s NPI number?
- Ladd F. Koresch O.D., S.c.'s National Provider Identifier (NPI) is 1104029867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ladd F. Koresch O.D., S.c.?
- Ladd F. Koresch O.D., S.c. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Ladd F. Koresch O.D., S.c. located?
- Ladd F. Koresch O.D., S.c.'s practice location on file with NPPES is 415 Broad St, Lake Geneva, WI 53147-1800.
- What is Ladd F. Koresch O.D., S.c.'s phone number?
- The practice phone number listed in the NPPES registry for Ladd F. Koresch O.D., S.c. is (262) 248-4878.
- Who is the authorized official for Ladd F. Koresch O.D., S.c.?
- The authorized official listed on Ladd F. Koresch O.D., S.c.'s NPPES record is Ladd Koresch, Optometrist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ladd F. Koresch O.D., S.c.'s NPI active?
- Yes — Ladd F. Koresch O.D., S.c.'s NPI (1104029867) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.