Dr. Melissa Siew
- Gender: Female
- Experience: 9 years
- Graduation year: 2012
- Sole propriator: Yes
- NPI: 1780096099
Dr. Melissa Siew M.D.
Internist
She is located at 7955 Westminster Boulevard in Westminster, CA 92683. Can help patients with the following: Chest Pain, Chronic Obstructive Pulmonary Disease (COPD), Diarrhea, Headache, High Blood Pressure, Peptic Ulcer. Her National Provider Identifier (NPI) number is 1780096099. Appointment can be made via the phone number (714) 379-3221. She is affiliated with 3 practices and 2 hospitals.
Conditions treated
Dr. Melissa Siew, 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. Melissa Siew.
- 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. Melissa Siew is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Memorialcare Medical Foundation
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.
Payments received
Drug payment
| Janssen | $122 |
| Boehringer Ingelheim | $102 |
| AbbVie | $100 |
Other
| Food and Beverage | $784 |
Studies
Graduated in 2012Affiliated practices
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- Address: Suite #A 5835 Westminster Boulevard Westminster, 92683, CA
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- Address: 10362 Bolsa Avenue Westminster, 92683, CA
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- Address: Suite 102 14536 Brookhurst Street Westminster, 92683, CA
- Gender: Male
- Address: 7955 Westminster Boulevard Westminster, 92683, CA
- Gender: Female
- Address: 7955 Westminster Boulevard Westminster, 92683, CA
- Gender: Female
- Address: Bolsa Medical Group 10362 Bolsa Avenue Westminster, 92683, CA
- Gender: Male
- Address: Suite M 9500 Bolsa Avenue Westminster, 92683, CA
Questions & Answers
What conditions does Dr. Melissa Siew treat?
Dr. Melissa Siew provides treatment for Chest Pain, Chronic Obstructive Pulmonary Disease (COPD), Diarrhea, Headache, High Blood Pressure, Peptic Ulcer. For the full list see this list.
Does Dr. Melissa Siew have affiliation with practices?
Dr. Melissa Siew is affiliated with Pathway Medical Group. For the full list of practices see this list.
Where can you meet with Dr. Melissa Siew?
Dr. Melissa Siew's office is located at 7955 Westminster Boulevard in Westminster, CA 92683.
Has Dr. Melissa Siew affiliation with hospitals?
Dr. Melissa Siew is affiliated with SADDLEBACK MEMORIAL MEDICAL CENTER. For the full list of hospitals see this list.
Does Dr. Melissa Siew accept insurance?
Unfortunately we don't have any information if Dr. Melissa Siew accepts insurance.