Registry data as of Aug 27, 2026

Ferdinand Casis, MD,FACE

Endocrinology, Diabetes & Metabolism Physician · Green Bay, WI

Ferdinand Casis, MD,FACE is an endocrinology, diabetes & metabolism physician with a practice address in Green Bay, Wisconsin, and NPI 1841209806, issued on Aug 7, 2006. Check the license (Wisconsin 47960, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1841209806
Name
Ferdinand Casis
Credential
MD,FACE
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
47960 WI
4301102839 MI
Self-reported in NPPES; status is on the state search
Practice location
720 S Vanburen St, Green Bay, WI 54301
Phone
(920) 433-6050
Enumerated
Aug 7, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 720 S Vanburen St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carmen Anderson, APNPNurse Practitioner1255683850
  2. Cheryl Bailey, M.D.Gynecology Physician1083682876
  3. Namratta Burmeister, DOObstetrics & Gynecology Physician1336634625
  4. Yoon Chun, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1518046499
  5. Nicholas Coorough, M.D.Surgery Physician1689010118
  6. Jennifer Cumicek, APNPFamily Nurse Practitioner1285181818

Verify Ferdinand Casis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 47960
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

96% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

103 Medicare Part D claims for 51 beneficiaries, against an average of 2,739 among the 6,176 providers of this specialty who prescribed in Part D.

  1. Ferdinand Casis103
  2. Specialty average2,739

Most prescribed

  1. Levothyroxine Sodium20 claims
  2. Metformin Hcl16 claims
  3. Sertraline Hcl13 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.

Endocrinology, Diabetes & Metabolism Physician providers in Wisconsin

There are 144 endocrinology, diabetes & metabolism physician records in Wisconsin.

Other endocrinology, diabetes & metabolism physician records in Wisconsin

  1. Laura Andrews, MDMenasha, WI1548254535
  2. Rishika Anil, MDMilwaukee, WI1548948904
  3. Arnold Asp, MDLa Crosse, WI1700888922
  4. Pamela Baeten, M.D.Green Bay, WI1932102787
  5. Adrienne Barnosky, D.O.Wauwatosa, WI1215149414
  6. Jaspreet Batth, MDSheboygan, WI1982211181
  7. Paul Bekx, MDMonroe, WI1902857634
  8. Maria Bernal Riera, MDMadison, WI1144872425
  9. Shankar Bettadahalli, M.DMarshfield, WI1740449099
  10. Charles Bingham, MDEau Claire, WI1639135619

Common questions

What is Ferdinand Casis, MD,FACE's NPI number?

Ferdinand Casis, MD,FACE's National Provider Identifier (NPI) is 1841209806, issued on Aug 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ferdinand Casis, MD,FACE located?

The NPPES record lists a practice address at 720 S Vanburen St, Green Bay, WI, 54301. Phone: (920) 433-6050. Providers update this record themselves, so call before visiting.

How can I verify Ferdinand Casis, MD,FACE's license?

NPPES lists Wisconsin license number 47960, 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 Ferdinand Casis, MD,FACE prescribe under Medicare Part D?

In 2024, Ferdinand Casis, MD,FACE had 103 Medicare Part D claims for 51 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,739. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.