Dr. Steven Y. Ko MD
Internist
He is located at 9961 Sierra Avenue in Fontana, CA 92335. Can help patients with the following: Atherosclerosis, Common Cold, Headache, Heart Disease, Hyponatremia, Prescription Refill. His National Provider Identifier (NPI) number is 1194135780. Appointment can be made via the phone number (909) 427-2608.
Conditions treated
Dr. Steven Young Ko, being an internist, 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. Steven Y. Ko.
- 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)
Medicare Enrollment
Dr. Steven Y. Ko is enrolled to bill Medicare as a Practitioner - Pulmonary Disease (also registered under: Practitioner - Internal Medicine, Practitioner - Critical Care (intensivists)) .
Bills through: Ravi S Shankar Md Professional Corp
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Teva Pharmaceuticals | $83 |
Other
| Food and Beverage | $83 |
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- Gender: Male
- Address: 9961 Sierra Avenue Fontana, 92335, CA
- Gender: Male
- Address: 9961 Sierra Avenue Fontana, 92335, CA
- Gender: Male
- Address: 9961 Sierra Avenue Fontana, 92335, CA
Questions & Answers
Does Dr. Steven Young Ko accept insurance?
Unfortunately we don't have any information if Dr. Steven Young Ko accepts insurance.
Where can you meet with Dr. Steven Young Ko?
Dr. Steven Young Ko's office is located at 9961 Sierra Avenue in Fontana, CA 92335.
What conditions does Dr. Steven Young Ko treat?
Dr. Steven Young Ko provides treatment for Atherosclerosis, Common Cold, Headache, Heart Disease, Hyponatremia, Prescription Refill. For the full list see this list.