Doctor profile · Federal record
Dr. Cooper Chao, MD
Anesthesiology Physician · Walnut Creek, CA
- NPI 1609818608
- 20 yrs on file
- Male
- No sanctions
Practice & contact
- Primary practice
-
1601 Ygnacio Valley RD
Walnut Creek, CA 945983122
(925) 939-3000
fax (925) 947-5286 - Mailing address
-
Po Box 7793
San Francisco, CA 941207793
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #G47027
- Medicaid
- CA #00G470270
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609818608. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
356
Distinct HCPCS
4
Medicare allowed
$52,449
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 153 | 153 | $144 | |
00812 |
Anesthesia for exam of colon using an endoscope | 72 | 72 | $117 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 70 | 70 | $184 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 61 | 61 | $149 |
In context: peer comparison
Among 28 peers in this city , average services per provider: 70. This provider delivers 5.1× the peer median.Open Payments
Industry payments received
All-time total
$166
Transactions
6
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 2 | $79.15 | |
| Celltrion USA Inc. | 1 | $25.59 | |
| Merck Sharp & Dohme LLC | 1 | $23.86 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $18.85 | |
| Phathom Pharmaceuticals, Inc. | 1 | $18.53 |
By nature of payment
Frequently asked questions
What is Dr. Cooper Chao's medical specialty?
Dr. Cooper Chao practices Anesthesiology Physician in Walnut Creek, CA.
Where does Dr. Cooper Chao practice?
Dr. Cooper Chao practices at 1601 Ygnacio Valley RD, Walnut Creek, CA 945983122. Office phone: 9259393000.
What is Dr. Cooper Chao's NPI?
Dr. Cooper Chao's National Provider Identifier (NPI) is 1609818608, issued by NPPES.
What procedures does Dr. Cooper Chao commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.