Glen R. Kohlhagen, OD
Optometrist · Sheboygan, WI
Glen R. Kohlhagen, OD is an optometrist with a practice address in Sheboygan, Wisconsin, and NPI 1124135660, issued on Aug 23, 2006. Check the license (Wisconsin 2276-035, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Glen R. Kohlhagen
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 2276-035 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2414 Kohler Memorial Dr, Sheboygan, WI 53081
- Phone
- (920) 457-4461
- Enumerated
- Aug 23, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (920) 459-1483
- Medicaid ID
- 38576300 WI
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,161 in Wisconsin → Look up another NPI →
Also registered at 2414 Kohler Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Duncan Adams, PHDPsychologist1881602423
- Rhonda Adler, APNPNurse Practitioner1295756716
- Catherine Ahern, MDPediatrics Physician1922680925
- Hani Alboushi, MDAdult Medicine Physician1669624813
Verify Glen R. Kohlhagen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2276-035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 59.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Glen R. Kohlhagen among 1,161 optometrist records in Wisconsin
Glen R. Kohlhagen, OD is one of 1,161 optometrist records with a practice address in Wisconsin. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 50% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2023 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Wisconsin
There are 1,161 optometrist records in Wisconsin.
All 1,161 in Wisconsin → Every provider in Sheboygan → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Mallory Andrews, ODSheboygan, WI 530811780177675
- Bartley Behling, O.D.Sheboygan, WI 530811013017367
- Jessica Entringer, DOSheboygan, WI 530811861492126
- Sandra Hamilton, ODSheboygan, WI 530811528127180
- Kristopher Knous, ODSheboygan, WI 530811356432199
- Hailee Kohlhagen, ODSheboygan, WI 530811013585611
- Andrew Lavey, ODSheboygan, WI 530811710953609
- Shannon Macnab, O.D.Sheboygan, WI 530811275585119
Common questions
What is Glen R. Kohlhagen, OD's NPI number?
Glen R. Kohlhagen, OD's National Provider Identifier (NPI) is 1124135660, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Glen R. Kohlhagen, OD located?
The NPPES record lists a practice address at 2414 Kohler Memorial Dr, Sheboygan, WI, 53081. Phone: (920) 457-4461. Providers update this record themselves, so call before visiting.
How can I verify Glen R. Kohlhagen, OD's license?
NPPES lists Wisconsin license number 2276-035, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
What is Glen R. Kohlhagen, OD's MIPS final score?
The 2023 MIPS final score is 59.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.