Cory A. Fields, OD
Optometrist · Stoughton, WI
Cory A. Fields, OD is an optometrist with a practice address in Stoughton, Wisconsin, and NPI 1043276348, issued on Apr 25, 2006. Check the license (Wisconsin 2943-035, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cory A. Fields
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 2943-035 WI
Self-reported in NPPES; status is on the state search - Practice location
- 225 Church St, Stoughton, WI 53589
- Phone
- (608) 877-2700
- Enumerated
- Apr 25, 2006
- Record last updated
- Nov 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (608) 877-2726
- Medicaid ID
- 1043276348 WI
- Medicare enrollment
- Enrolled (PECOS I20031125000463); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 2003
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,161 in Wisconsin → Look up another NPI →
Also registered at 225 Church St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Guirish Agni, MDInternal Medicine Physician1356395552
- Ronald Beresky, MDSurgery Physician1417991084
- Jon Blackman, ODOptometrist1619933900
- Joyce Brehm, MDInternal Medicine Physician1073567285
- Nicole Chicker, APNPNurse Practitioner1306628763
- Jennifer Dillingham, PA-CPhysician Assistant1225697766
Verify Cory A. Fields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2943-035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% more Medicare Part D claims than the average optometrist in 2024
336 Medicare Part D claims for 131 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Latanoprost103 claims
- Prednisolone Acetate46 claims
- Dorzolamide-Timolol24 claims
- Timolol Maleate23 claims
- Fluorometholone18 claims
- Cephalexin13 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
- Dean Health Systems IncStoughton, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cory A. Fields among 1,161 optometrist records in Wisconsin
Cory A. Fields, 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 fileYes · 65% of these records are
- Graduated2003 · median 2008 among the 752 with a school on file
- Record last updated2020 · 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).
7 optometrist records list a practice address in Stoughton
They are 7 of the 247 NPPES records with a practice address in Stoughton, and 1,161 optometrist records in Wisconsin.
All 1,161 in Wisconsin → Every provider in Stoughton → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Brianna Adams, ODStoughton, WI 535891093605222
- Jon Blackman, ODStoughton, WI 535891619933900
- Barjinder Gill, ODStoughton, WI 535891023679578
- Edward Koutnik, O.D.Stoughton, WI 535891952785578
- Andrew Lindell, O.D.Stoughton, WI 535891942593389
- Shelly Skjolaas-Lindell, O.D.Stoughton, WI 535891447546718
- Trevor Baldwin, ODSun Prairie, WI 535901407801152
- Jeffrey Clements, O.D.Sun Prairie, WI 535901154552875
Common questions
What is Cory A. Fields, OD's NPI number?
Cory A. Fields, OD's National Provider Identifier (NPI) is 1043276348, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cory A. Fields, OD located?
The NPPES record lists a practice address at 225 Church St, Stoughton, WI, 53589. Phone: (608) 877-2700. Providers update this record themselves, so call before visiting.
How can I verify Cory A. Fields, OD's license?
NPPES lists Wisconsin license number 2943-035, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Cory A. Fields, OD prescribe under Medicare Part D?
In 2024, Cory A. Fields, OD had 336 Medicare Part D claims for 131 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.