Doctor profile · Federal record
Dr. Tzyy Shyang Chao, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Northridge, CA
- NPI 1801213806
- Accepts Medicare
- MIPS 69.8 / 100 · 2023
- 12 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
18436 Roscoe Blvd
Northridge, CA 913254107
(818) 435-1400 - Mailing address
-
4100 Guardian St Ste 205
Simi Valley, CA 930636721
Credentials & registration
- NPI registered
- March 2014 — 12 yrs on file
- Profile last updated
- April 9, 2024
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- California #A153089
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801213806. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
319
Distinct HCPCS
9
Medicare allowed
$5,715
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 155 | 128 | $9 | |
74018 |
X-ray of abdomen, 1 view | 31 | 21 | $9 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 24 | 24 | $34 | |
76705 |
Limited ultrasound scan of abdomen | 23 | 23 | $29 | |
71046 |
X-ray of chest, 2 views | 21 | 21 | $11 | |
76604 |
Ultrasound scan of chest | 21 | 21 | $28 | |
76770 |
Complete ultrasound scan behind abdominal cavity | 19 | 19 | $37 | |
70450 |
Ct scan head or brain without contrast | 13 | 13 | $41 | |
76700 |
Complete ultrasound scan of abdomen | 12 | 12 | $39 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 84. This provider delivers 3.8× the peer median.Open Payments
Industry payments received
All-time total
$15
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bard Peripheral Vascular, Inc. | 1 | $15.25 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Tzyy Shyang Chao's medical specialty?
Dr. Tzyy Shyang Chao practices Diagnostic Radiology Physician in Northridge, CA.
Where does Dr. Tzyy Shyang Chao practice?
Dr. Tzyy Shyang Chao practices at 18436 Roscoe Blvd, Northridge, CA 913254107. Office phone: 8184351400.
What is Dr. Tzyy Shyang Chao's NPI?
Dr. Tzyy Shyang Chao's National Provider Identifier (NPI) is 1801213806, issued by NPPES.
Does Dr. Tzyy Shyang Chao accept Medicare assignment?
Yes. Dr. Tzyy Shyang Chao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tzyy Shyang Chao commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of abdomen, 1 view (HCPCS 74018); Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS 93970). Source: CMS Medicare Physician & Other Practitioners file.