Dr. Gemma T. Ko
- Gender: Female
- Experience: 31 years
- Graduated from: University Of Hawaii John A. Burns School Of Medicine
- Graduation year: 1990
- Sole propriator: No
- NPI: 1437167715
Dr. Gemma T. Ko M.D.
Internist
She is located at 4511 Rosemead Boulevard in Pico Rivera, CA 90660. Can help patients with the following: Acute Pain, Arthritis, Heart Disease, Hiatal Hernia, Hot Flashes, Urethritis. Her National Provider Identifier (NPI) number is 1437167715. Appointment can be made via the phone number (562) 692-3388. She is affiliated with 2 practices and 1 hospitals.
Conditions treated
Dr. Gemma Tok Hyon 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. Gemma T. 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)
Procedures Performed by Dr. Gemma T. Ko
Medicare Enrollment
Dr. Gemma T. Ko is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Gemma Th Ko,md. Inc.
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Novo Nordisk | $362 |
| AstraZeneca | $249 |
| Janssen | $171 |
Other
| Food and Beverage | $1364 |
Studies
UNIVERSITY OF HAWAII JOHN A. BURNS SCHOOL OF MEDICINE
Graduated in 1990
Looking for more Internists?
There are 8 other internists in this region.
- Gender: Male
- Address: 9330 Washington Boulevard Pico Rivera, 90660, CA
- Gender: Male
- Address: 4511 Rosemead Boulevard Pico Rivera, 90660, CA
- Gender: Male
- Address: 7941 Painter Avenue Whittier, 90602, CA
- Gender: Male
- Address: 9330 Washington Boulevard Pico Rivera, 90660, CA
- Gender: Female
- Address: 4511 Rosemead Boulevard Pico Rivera, 90660, CA
- Gender: Female
- Address: 8825 Whittier Boulevard Pico Rivera, 90660, CA
- Gender: Male
- Address: 709 West Beverly Boulevard Suite 202 Montebello, 90640, CA
- Gender: Male
- Address: Suite 215 8337 Telegraph Road Pico Rivera, 90660, CA
Questions & Answers
Has Dr. Gemma Tok Hyon Ko affiliation with hospitals?
Dr. Gemma Tok Hyon Ko is affiliated with BEVERLY HOSPITAL.
Does Dr. Gemma Tok Hyon Ko have affiliation with practices?
Dr. Gemma Tok Hyon Ko is affiliated with Foundation Medical Group. For the full list of practices see this list.
What conditions does Dr. Gemma Tok Hyon Ko treat?
Dr. Gemma Tok Hyon Ko provides treatment for Acute Pain, Arthritis, Heart Disease, Hiatal Hernia, Hot Flashes, Urethritis. For the full list see this list.
Where can you meet with Dr. Gemma Tok Hyon Ko?
Dr. Gemma Tok Hyon Ko's office is located at 4511 Rosemead Boulevard in Pico Rivera, CA 90660.