Doctor profile · Federal record
Dr. Keng-Yu Chuang, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Sun City, AZ
- NPI 1730380676
- Accepts Medicare
- 22 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
13203 N 103Rd Ave, Suite C3
Sun City, AZ 853513028
(623) 972-2116
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- December 10, 2013
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Arizona #81994 · Pennsylvania #MD430583
- Medicaid
- AZ #561822
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730380676. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
106
Distinct HCPCS
5
Medicare allowed
$15,169
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 31 | 24 | $126 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 25 | 25 | $159 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 18 | 18 | $247 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 17 | 17 | $102 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 15 | 15 | $75 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 252. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$4,812
Transactions
84
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CapsoVision, Inc. | 2 | $2,700.00 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 13 | $355.88 | |
| ABBVIE INC. | 17 | $289.58 | |
| Gilead Sciences, Inc. | 10 | $220.89 | |
| Janssen Biotech, Inc. | 9 | $213.38 | |
| GENZYME CORPORATION | 8 | $201.05 | |
| Phathom Pharmaceuticals, Inc. | 4 | $99.52 | |
| Medtronic, Inc. | 1 | $90.53 | |
| Merck Sharp & Dohme LLC | 4 | $81.01 | |
| Ipsen Biopharmaceuticals, Inc | 3 | $72.37 | |
| Celgene Corporation | 4 | $71.74 | |
| Regeneron Healthcare Solutions, Inc. | 2 | $54.33 | |
| Celltrion USA Inc. | 3 | $51.89 | |
| PFIZER INC. | 3 | $47.76 | |
| Madrigal Pharmaceuticals | 1 | $36.94 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
210
Patients
59
Total drug cost
$147,885
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 64 | 24 | $887 |
| Pantoprazole Sodium | Generic | 49 | 19 | $1,033 |
| Linzess (Linaclotide) | Brand | 16 | 0 | $8,895 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 16 | 16 | $1,245 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 0 | $790 |
| Diltiazem 24hr Er (Diltiazem Hcl) | Brand | 14 | 0 | $189 |
| Ocaliva (Obeticholic Acid) | Brand | 13 | 0 | $133,346 |
| Tenofovir Disoproxil Fumarate | Generic | 12 | 0 | $874 |
| Lactulose | Generic | 11 | 0 | $627 |
Frequently asked questions
What is Dr. Keng-Yu Chuang's medical specialty?
Dr. Keng-Yu Chuang practices Gastroenterology Physician in Sun City, AZ.
Where does Dr. Keng-Yu Chuang practice?
Dr. Keng-Yu Chuang practices at 13203 N 103Rd Ave, Sun City, AZ 853513028. Office phone: 6239722116.
What is Dr. Keng-Yu Chuang's NPI?
Dr. Keng-Yu Chuang's National Provider Identifier (NPI) is 1730380676, issued by NPPES.
Does Dr. Keng-Yu Chuang accept Medicare assignment?
Yes. Dr. Keng-Yu Chuang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keng-Yu Chuang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.