Summary

Dr. Ferdinand Casis is an endocrinologist specializing in diabetes and metabolism with additional expertise in internal medicine. He earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery and brings 35 years of experience to his practice. Dr. Casis is fluent in both English and Spanish.

Dr. Casis maintains affiliations with several major healthcare systems including Aurora Medical Center Bay Area, Emplify Health Bellin, and HSHS Saint Vincent Hospital in Green Bay, Wisconsin. He focuses on treating conditions such as hypothyroidism and type 2 diabetes mellitus, with particular expertise in managing hyperglycemic emergencies. His diagnostic capabilities include comprehensive blood testing and specialized thyroid function assessments. Patients rate Dr. Casis at 2.7 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.7
  • 35 years of experience
  • speaks English, Spanish
  • University Of Santo Tomas Faculty Of Medicine And Surgery
  • 11 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 5 hospital affiliations
  • 7 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Ferdinand Carasig Casis has 7 locations

Milo C Huempfner Va Outpatient Clinic

2851 University AveGreen Bay, WI 54311
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Bellin Health Marinette Ambulatory Surgery Center

2820 Roosevelt RdMarinette, WI 54143
Mon6:30 am - 6:00 pm
Tue6:30 am - 6:00 pm
Wed6:30 am - 6:00 pm
Thu6:30 am - 6:00 pm
Fri6:30 am - 6:00 pm
Sat8:00 am - 4:00 pm
Sun8:00 am - 4:00 pm

Bellin Hospital Green Bay

744 S Webster AveGreen Bay, WI 54301

Saint Vincent Hospital

835 S Van Buren StGreen Bay, WI 54301

Aurora Baycare Medical Center

2845 Greenbrier Rd Ste 310Green Bay, WI 54311

Aurora Baycare Medical Center

2845 Greenbrier Rd Ste 330Green Bay, WI 54311

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Dr. Ferdinand Carasig Casis, MD
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Dr. Ferdinand Carasig Casis, MDDr. James D Mcgovern, MDDr. Muneebah Sohaib, MDDr. Joao Vitor Andreoli Saltao, MD
Endocrinology, Diabetes & MetabolismInternal MedicineInternal MedicineHospital Medicine
Accepts New Patients
2.7 
35 Years of Experience 51 Years of Experience 13 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Green Bay , WIDe Pere , WIGreen Bay , WIGreen Bay , WI
Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: St Louis University School Of Medicine Med School: Dow Medical College Med School: Universidade Federal De Mato Grosso Do Sul (Ufms) Faculdade De Medicina
Current Profile
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Insurance Plans Accepted by Dr. Ferdinand Carasig Casis

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Ferdinand Carasig Casis has the following 2 specialties

Specialty Expertise

Dr. Ferdinand Carasig Casis has the following 14 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Complications
  • Diabetes Mellitus, Type 1
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine

Certifications, License, & Education

35 Years Experience

Dr. Ferdinand Carasig Casis holds an expired medical license in the state of Wisconsin.

Medical License

Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025.

Education & Training

Medical School

Graduated from University Of Santo Tomas Faculty Of Medicine And Surgery in 1991.

NPI Number

Dr. Casis' NPI number is 1841209806.

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Frequently Asked Questions

Does Dr. Ferdinand Casis accept virtual/telehealth appointments?
Dr. Ferdinand Casis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Ferdinand Casis accepting new patients?
Dr. Ferdinand Casis is accepting new patients on Vitals. View Dr. Ferdinand Casis's profile on Vitals to make an appointment.
Does Dr. Ferdinand Casis accept my insurance?
You can see the insurance plans that Dr. Ferdinand Casis accepts on their Vitals profile.
Which hospitals is Dr. Ferdinand Casis affiliated with?
Dr. Ferdinand Casis is affiliated with Aurora Medical Center Bay Area, Emplify Health Bellin, Hshs Saint Vincent Hospital, Aurora Baycare Medical Center, and Bellin Health Oconto Hospital.
Where is Dr. Ferdinand Casis's office located?
Dr. Ferdinand Casis's office is located at 2851 University Ave, Green Bay, WI, 54311.

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