Mark Andrew Kahrhoff, OD
Optometrist · Saint Louis, MO
Mark Andrew Kahrhoff, OD is an optometrist with a practice address in Saint Louis, Missouri, and NPI 1528154275, issued on Oct 4, 2006. Check the license (Missouri 2006017276, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Andrew Kahrhoff
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 2006017276 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4901 Forest Park Ave, Saint Louis, MO 63108
- Phone
- (314) 362-3937
- Enumerated
- Oct 4, 2006
- Record last updated
- Sep 30, 2025
- Fax
- (314) 362-3725
- Medicare enrollment
- Enrolled (PECOS I20100809000890); accepts Medicare assignment
- Medical or professional school
- University Of Missouri St Louis - School Of Optometry, 2006
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,242 in Missouri → Look up another NPI →
Also registered at 4901 Forest Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eva Aagaard, MDGeneral Practice Physician1144286097
- Ashley Ahlbrand, ODOptometrist1215669007
- Muhammad Nabeel Akbar, MDNeuro-ophthalmology Physician1780204149
- Ashley Altman, FNPNurse Practitioner1457882417
- Kelly Amerson, WHNPWomen's Health Nurse Practitioner1205993169
- Milan Anadkat, MDDermatology Physician1639267149
Verify Mark Andrew Kahrhoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2006017276Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average optometrist in 2024
103 Medicare Part D claims for 41 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Latanoprost41 claims
- Timolol Maleate11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Complete Vision Care IncLeadington, MO
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Andrew Kahrhoff among 1,242 optometrist records in Missouri
Mark Andrew Kahrhoff, OD is one of 1,242 optometrist records with a practice address in Missouri. 73% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 52% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2006 · median 2007 among the 768 with a school on file
- Record last updated2025 · 67% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Missouri
There are 1,242 optometrist records in Missouri.
All 1,242 in Missouri → Every provider in Saint Louis → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Andrea Andrud, ODSaint Louis, MO 631081972765584
- Kyle Dohrman, ODSaint Louis, MO 631081811275597
- Katherine Gettinger, O.D.Saint Louis, MO 631081699157735
- Emily Gum, ODSaint Louis, MO 631081780068395
- Eric Harris, ODSaint Louis, MO 631081043591365
- Brian Lopatin, O.D.Saint Louis, MO 631081710946991
- Emily O'Brien, ODSaint Louis, MO 631081487214961
- Julia Pulliam, ODSaint Louis, MO 631081245516350
Common questions
What is Mark Andrew Kahrhoff, OD's NPI number?
Mark Andrew Kahrhoff, OD's National Provider Identifier (NPI) is 1528154275, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Andrew Kahrhoff, OD located?
The NPPES record lists a practice address at 4901 Forest Park Ave, Saint Louis, MO, 63108. Phone: (314) 362-3937. Providers update this record themselves, so call before visiting.
How can I verify Mark Andrew Kahrhoff, OD's license?
NPPES lists Missouri license number 2006017276, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Andrew Kahrhoff, OD prescribe under Medicare Part D?
In 2024, Mark Andrew Kahrhoff, OD had 103 Medicare Part D claims for 41 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
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.