Dr. William Y. Ansa Otu
- Gender: Male
- Experience: 22 years
- Graduation year: 1999
- Sole propriator: No
- NPI: 1346564168
Dr. William Y. Ansa Otu M.D
Hospitalist
He is located at 2845 Greenbrier Road in Green Bay, WI 54311. Can help patients with the following: Abdominal Pain, Bladder Control, Hyponatremia, Inguinal Hernia, Prescription Refill, Urethritis. His National Provider Identifier (NPI) number is 1346564168. Appointment can be made via the phone number (920) 288-8100. He is affiliated with 2 practices and 4 hospitals.
Conditions treated
Dr. William Yaw Cedric Ansa Otu, being an hospitalist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. William Y. Ansa Otu.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. William Y. Ansa Otu
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William Y. Ansa Otu as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Shield
Network data as of Mar 25, 2026, as reported by the insurer.
Show all 9 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad HSA (+ Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
Aspirus Health Plan
Network data as of Apr 29, 2024, as reported by the insurer.
Show all 12 plans from Aspirus Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMO Bronze $0 Medical Deductible | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 10000 | HMO · Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 7500 | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Catastrophic 10600 with 3 free PCP visits | HMO · Catastrophic | Aspirussign | Accepting new patients |
| HMO Gold 2000 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO Gold 2700 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO HDHP Silver 5900 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6000 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6600 | HMO · Silver | Aspirussign | Accepting new patients |
| POS Bronze 7500 | POS · Expanded Bronze | Aspirussign | Accepting new patients |
| POS Bronze 8500 | POS · Bronze | Aspirussign | Accepting new patients |
| POS Silver 6000 | POS · Silver | Aspirussign | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. William Y. Ansa Otu is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. William Y. Ansa Otu is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Columbia St Marys Hospital Milwaukee Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
Graduated in 1999Additional Specialities
- Internist
Affiliated hospitals
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- Address: 2845 Greenbrier Road Green Bay, 54311, WI
- Gender: Male
- Address: 2845 Greenbrier Road Green Bay, 54311, WI
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- Address: 2845 Greenbrier Road Green Bay, 54311, WI
- Gender: Female
- Address: 2845 Greenbrier Road Green Bay, 54311, WI
Questions & Answers
Where can you meet with Dr. William Yaw Cedric Ansa Otu?
Dr. William Yaw Cedric Ansa Otu's office is located at 2845 Greenbrier Road in Green Bay, WI 54311.
Does Dr. William Yaw Cedric Ansa Otu have affiliation with practices?
Dr. William Yaw Cedric Ansa Otu is affiliated with Baycare Aurora. For the full list of practices see this list.
Does Dr. William Yaw Cedric Ansa Otu accept patients with Anthem Blue Cross and Blue Shield?
Yes, Dr. William Yaw Cedric Ansa Otu is listed in-network for Anthem Blue Cross and Blue Shield through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. William Yaw Cedric Ansa Otu treat?
Dr. William Yaw Cedric Ansa Otu provides treatment for Abdominal Pain, Bladder Control, Hyponatremia, Inguinal Hernia, Prescription Refill, Urethritis. For the full list see this list.
Has Dr. William Yaw Cedric Ansa Otu affiliation with hospitals?
Dr. William Yaw Cedric Ansa Otu is affiliated with AURORA MEDICAL CENTER OSHKOSH. For the full list of hospitals see this list.