Beret Ann Casey, M.D.
Endocrinology, Diabetes & Metabolism Physician · Ashland, WI
Beret Ann Casey, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Ashland, Wisconsin, and NPI 1124289483, issued on Jun 19, 2008. Check the license (Wisconsin 62746, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Beret Ann Casey
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 62746 WI
58314 MN
Self-reported in NPPES; status is on the state search - Practice location
- 1615 Maple LN Ste 1, Ashland, WI 54806
- Phone
- (715) 685-7500
- Enumerated
- Jun 19, 2008
- Record last updated
- May 3, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140925002443); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1615 Maple LN Ste 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Barningham, RN, CNPAdult Health Nurse Practitioner1992033773
- Leo Bay, DOFamily Medicine Physician1659752285
- Rachel Bebeau, APRN, CNPFamily Nurse Practitioner1992362941
- Charles BertelSurgery Physician1184669517
- Carol BushmanAdult Health Nurse Practitioner1164613527
- Erika Carrier, PA-CMedical Physician Assistant1225409774
Verify Beret Ann Casey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 62746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
2,464 Medicare Part D claims for 301 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Levothyroxine Sodium265 claims
- Ozempic160 claims
- Metformin Hcl133 claims
- Mounjaro133 claims
- Jardiance132 claims
- Trulicity101 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.
Industry payments in 2024: $18.99
1 payment: food and beverage; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Aspirus Ironwood Hospital And Clinics IncIronwood, MI
- The Duluth Clinic LtdHayward, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Wisconsin
There are 187 endocrinology, diabetes & metabolism physician records in Wisconsin.
Other endocrinology, diabetes & metabolism physician records in Wisconsin
- Aron Adkins, MDEau Claire, WI1336246529
- Laura Andrews, MDMenasha, WI1548254535
- Rishika Anil, MDMilwaukee, WI1548948904
- Arnold Asp, MDLa Crosse, WI1700888922
- Pamela Baeten, M.D.Green Bay, WI1932102787
- Sindhura Bandaru, M.D.Madison, WI1821472598
- Neha Bapat, MDMadison, WI1649944810
- Adrienne Barnosky, D.O.Wauwatosa, WI1215149414
- Elizabeth BartMilwaukee, WI1952757809
- Jaspreet Batth, MDSheboygan, WI1982211181
Common questions
What is Beret Ann Casey, M.D.'s NPI number?
Beret Ann Casey, M.D.'s National Provider Identifier (NPI) is 1124289483, issued on Jun 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Beret Ann Casey, M.D. located?
The NPPES record lists a practice address at 1615 Maple LN Ste 1, Ashland, WI, 54806. Phone: (715) 685-7500. Providers update this record themselves, so call before visiting.
How can I verify Beret Ann Casey, M.D.'s license?
NPPES lists Wisconsin license number 62746, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Beret Ann Casey, M.D. prescribe under Medicare Part D?
In 2024, Beret Ann Casey, M.D. had 2,464 Medicare Part D claims for 301 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.