Dr. Thomas Au
- Gender: Male
- Experience: 44 years
- Sole propriator: Yes
- NPI: 1184770463
Dr. Thomas Au MD
Internist
He is located at 321 North Kuakini Street Suite 807 in Honolulu, HI 96817. Can help patients with the following: Abdominal Pain, Atherosclerosis, Cholecystitis, Gastroesophageal Reflux Disease (GERD), Hyperlipidemia, Hyponatremia. His National Provider Identifier (NPI) number is 1184770463. Appointment can be made via the phone number (808) 521-3885. He is affiliated with 1 practices.
Conditions treated
Dr. Thomas Au, 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. Thomas Au.
- 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. Thomas Au
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Thomas Au as in-network for the following 2026 plans.
Health plans
HMSA
Network data as of Sep 14, 2026, as reported by the insurer.
Show all 7 plans from HMSA
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMSA Bronze PPO I | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Bronze PPO II HSA | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Catastrophic Plan | PPO · Catastrophic | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO I | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO II | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Platinum PPO | PPO · Platinum | Preferred Provider Plan | Accepting new patients |
| HMSA Silver PPO | PPO · Silver | Preferred Provider Plan | 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. Thomas Au 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. Thomas Au is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Queens North Hawaii Community Hospital
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
| Lilly | $25 |
Other
| Food and Beverage | $26 |
Looking for more Internists?
Out of the 148 internists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Female
- Address: 3601 South 6th Avenue Tucson, 85723, AZ
- Gender: Male
- Address: Suite 205 1520 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 501 1520 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 101 1650 Liliha Street Honolulu, 96817, HI
- Gender: Male
- Address: Apartment 1402 2029 Nuuanu Avenue Honolulu, 96817, HI
- Gender: Male
- Address: Suite 1102 405 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 201 321 North Kuakini Street Honolulu, 96817, HI
- Gender: Male
- Address: Suite 302 2226 Liliha Street Honolulu, 96817, HI
- Gender: Female
- Address: 1 Jarrett White Road Tripler Amc, 96859, HI
- Gender: Male
- Address: Suite 604 321 North Kuakini Street Honolulu, 96817, HI
Questions & Answers
Where can you meet with Dr. Thomas Au?
Dr. Thomas Au's office is located at 321 North Kuakini Street Suite 807 in Honolulu, HI 96817.
What conditions does Dr. Thomas Au treat?
Dr. Thomas Au provides treatment for Abdominal Pain, Atherosclerosis, Cholecystitis, Gastroesophageal Reflux Disease (GERD), Hyperlipidemia, Hyponatremia. For the full list see this list.
Does Dr. Thomas Au accept patients with HMSA?
Yes, Dr. Thomas Au is listed in-network for HMSA through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Does Dr. Thomas Au have affiliation with practices?
Dr. Thomas Au is affiliated with Thomas AU MD Inc..