FC
28 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Casis, Endocrinologist in Green Bay, WI?
Dr. Ferdinand Casis, MD is an Endocrinologist, who primarily practices in Green Bay, WI with 2 additional practice locations. He has been practicing for over 28 years and is board certified. Dr. Casis is fluent in English and Tagalog, and is currently seeing new patients. Dr. Casis’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Casis’s office at (920) 433-6050.
What are Areas of Expertise for Dr. Casis?
Dr. Ferdinand Casis, MD is a highly-rated, board-certified Endocrinologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Casis empowers patients to confidently navigate their health journey, specializing in Adrenal Disorders, Diabetes, Thyroid Disorders, or comprehensive wellness support. Serving the Green Bay/WI community, Dr. Casis is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Casis go to medical school and complete their residency?
Is Dr. Casis board certified as an Endocrinologist?
Yes, Dr. Ferdinand Casis, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Casis speak?
Dr. Casis and their clinical team can communicate with patients in the following languages:
English
Tagalog
What conditions does Dr. Casis treat?
As an Endocrinologist, Dr. Casis diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Casis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Post-Surgery Hypothyroidism
- Hypothyroidism
- Other Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Postoperative Underactive Thyroid
- Thyroid Failure After Surgery
- Underactive Thyroid
- Low Thyroid Function
- Thyroid Gland Underactivity
ICD-10 Codes:
- E890: Postprocedural hypothyroidism
- E039: Hypothyroidism, unspecified
- E038: Other specified hypothyroidism
Also known as:
- Hyperthyroidism
- Hyperthyroidism (Overactive Thyroid)
- Overactive Thyroid
- Thyrotoxicosis
- High Thyroid Function
ICD-10 Codes:
- E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm
Also known as:
- Type 2 Diabetes with High Blood Sugar
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
Also known as:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
Also known as:
- High Calcium
- Calcium
- Hypercalcemia
- Excess Calcium
ICD-10 Codes:
- E8352: Hypercalcemia
Also known as:
- Type 1 Diabetes with High Blood Sugar
- Diabetes Type 1
- Hyperglycemia
- Type 1 diabetes
- Diabetic Hyperglycemia
- High Glucose in Type 1 Diabetes
- High Blood Sugar Episode
ICD-10 Codes:
- E1065: Type 1 diabetes mellitus with hyperglycemia
Also known as:
- Hyperparathyroidism
- Parathyroid Disorder
- Overactive Parathyroid Gland
- High Parathyroid Hormone
- PTH Overproduction
ICD-10 Codes:
- E213: Hyperparathyroidism, unspecified
Also known as:
- Testicular Hypofunction
- Testicular Disorder
- Underactive Testicles
- Low Testicular Function
- Hypogonadism
ICD-10 Codes:
- E291: Testicular hypofunction
What procedures does Dr. Casis perform?
As an Endocrinologist, Dr. Casis performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Casis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Ultrasound-Guided Fine Needle Biopsy
- Biopsy
- Ultrasound
- FNA Biopsy with Ultrasound
- Image-Guided Biopsy
- Fine Needle Aspiration
- First Lesion Biopsy
CPT Codes:
- 10005: Fine needle aspiration biopsy, including ultrasound guidance; first lesion
Does Dr. Casis accept my insurance?
Dr. Casis accepts most major insurance plans. Important: Please call our office at (920) 433-6050 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Casis accept in Green Bay, WI?
Dr. Casis in Green Bay, WI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CVS Health (formerly Aetna)
Department of Veterans Affairs
Elevance Health Inc. (formerly Anthem)
Express Scripts
Farm Bureau Health Plans
Federal Employee Program
Medicare
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Casis' office located?
Dr. Ferdinand Casis' Primary Practice
720 S Van Buren St Ste 104
Green Bay, WI 54301
(920) 433-6050
What is Dr. Casis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Casis's National Provider Identifier (NPI) number is 1841209806.
What common questions do patients ask about Dr. Casis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Casis
What is Dr. Ferdinand Casis's specialty?
Dr. Casis is a Endocrinologist near Green Bay, WI. An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues. Contact Dr. Casis to book an appointment today.
Is this Dr. Ferdinand Casis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Casis is affiliated with Bellin Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Endocrinologist?
Explore Endocrinologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Ferdinand Casis accepting new patients in Green Bay, WI?
Yes, Dr. Ferdinand Casis is accepting new patients at this time.
Does Dr. Ferdinand Casis offer online booking?
Please contact Dr. Casis's office at (920) 433-6050 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Ferdinand Casis?
Please contact Dr. Casis's office at (920) 433-6050 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Ferdinand Casis have?
Dr. Ferdinand Casis is certified by the American Board of Internal Medicine.
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