Cassie Mairs Knipple, OD
Optometrist · Crosby, MN
Cassie Mairs Knipple, OD is an optometrist with a practice address in Crosby, Minnesota, and NPI 1710214432, issued on Nov 17, 2009. Check the license (Minnesota 3190, as entered in NPPES) with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassie Mairs Knipple
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License numbers
- 3190 MN
3338ATI OR
Self-reported in NPPES; status is on the state search - Practice location
- 1 3RD Ave NE, Crosby, MN 56441
- Phone
- (800) 952-3766
- Enumerated
- Nov 17, 2009
- Record last updated
- Jul 26, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100812001029); accepts Medicare assignment
- Medical or professional school
- Pacific University - College Of Optometry, 2009
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,142 in Minnesota → Look up another NPI →
Also registered at 1 3RD Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adam Ahlquist, M.D.Ophthalmology Physician1215221189
- Joseph MerckOphthalmology Physician1558742783
- Stacy Sjoberg, M.D., PHDOphthalmology Physician1275584815
- Richard West, O.D.Optometrist1407803844
- Matthew Wiedell, O.D.Optometrist1376432435
- Mary Zeise, O.D.Optometrist1821044041
Verify Cassie Mairs Knipple in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
Search for license 3190Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% more Medicare Part D claims than the average optometrist in 2024
380 Medicare Part D claims for 124 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Latanoprost159 claims
- Dorzolamide-Timolol71 claims
- Timolol Maleate32 claims
- Brimonidine Tartrate22 claims
- Erythromycin20 claims
- Dorzolamide Hcl17 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 one group practice
- S Sjoberg PLCBaxter, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cassie Mairs Knipple among 1,142 optometrist records in Minnesota
Cassie Mairs Knipple, OD is one of 1,142 optometrist records with a practice address in Minnesota. 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 2009, is newer than 59% of them.
- NPI issued2009 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2009 · median 2008 among the 778 with a school on file
- Record last updated2013 · 65% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 optometrist records list a practice address in Crosby
They are 6 of the 184 NPPES records with a practice address in Crosby, and 1,142 optometrist records in Minnesota.
All 1,142 in Minnesota → Every provider in Crosby → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- David Malchow, ODCrosby, MN 564411689909764
- Michelle Malchow, O.D.Crosby, MN 564411023343100
- Richard West, O.D.Crosby, MN 564411407803844
- Matthew Wiedell, O.D.Crosby, MN 564411376432435
- Mary Zeise, O.D.Crosby, MN 564411821044041
- Steven Kinzer, ODAitkin, MN 564311518918960
- Douglas Landsverk, ODAitkin, MN 564311265483606
- Tori Telecky, ODAitkin, MN 564311396674610
Common questions
What is Cassie Mairs Knipple, OD's NPI number?
Cassie Mairs Knipple, OD's National Provider Identifier (NPI) is 1710214432, issued on Nov 17, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Cassie Mairs Knipple, OD located?
The NPPES record lists a practice address at 1 3RD Ave NE, Crosby, MN, 56441. Phone: (800) 952-3766. Providers update this record themselves, so call before visiting.
How can I verify Cassie Mairs Knipple, OD's license?
NPPES lists Minnesota license number 3190, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.
How much does Cassie Mairs Knipple, OD prescribe under Medicare Part D?
In 2024, Cassie Mairs Knipple, OD had 380 Medicare Part D claims for 124 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.