Korbin Kierstead, OD
NPI 1558154021 · Optometrist · Appleton, WI
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Korbin Kierstead, OD is a Optometrist provider in Appleton, WI (NPI 1558154021).
Provider details
- NPI number
- 1558154021
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6675 (FL)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2025-05-27
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is Korbin Kierstead's NPI number?
- Korbin Kierstead's National Provider Identifier (NPI) is 1558154021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Korbin Kierstead's specialty?
- Korbin Kierstead is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Korbin Kierstead located?
- Korbin Kierstead's practice location on file with NPPES is 351 N Casaloma Dr, Appleton, WI 54913-9101.
- What is Korbin Kierstead's phone number?
- The practice phone number listed in the NPPES registry for Korbin Kierstead is (920) 749-1101.
- Does Korbin Kierstead accept Medicare?
- Korbin Kierstead is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Korbin Kierstead's NPI active?
- Yes — Korbin Kierstead's NPI (1558154021) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.