Doctor profile · Federal record
Dr. Louis Tsai, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Body Imaging Physician · Brooklyn, NY
- NPI 1841435468
- Accepts Medicare
- MIPS 83.0 / 100 · 2023
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
506 6Th St
Brooklyn, NY 112153609
(718) 780-5950 - Mailing address
-
Po Box 1036
New York, NY 101631036
Credentials & registration
- NPI registered
- December 2008 — 18 yrs on file
- Profile last updated
- January 3, 2024
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- New York #238392
- Medicaid
- NY #03104592
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841435468. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,792
Distinct HCPCS
10
Medicare allowed
$117,622
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
74177 |
Ct scan of abdomen and pelvis with contrast | 265 | 236 | $100 | |
76770 |
Complete ultrasound scan behind abdominal cavity | 180 | 175 | $40 | |
76536 |
Ultrasound scan of head and neck soft tissue | 150 | 145 | $32 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 143 | 137 | $96 | |
74183 |
Mri scan of abdomen before and after contrast | 124 | 111 | $119 | |
71045 |
X-ray of chest, 1 view | 122 | 119 | $10 | |
76700 |
Complete ultrasound scan of abdomen | 113 | 111 | $44 | |
72197 |
Mri scan of pelvis before and after contrast | 81 | 81 | $120 | |
76705 |
Limited ultrasound scan of abdomen | 75 | 72 | $33 | |
74178 |
Ct scan of abdomen and pelvis before and after contrast | 70 | 68 | $110 |
In context: peer comparison
Among 64 peers in Brooklyn Diagnostic Radiology Physician, average services per provider: 311. This provider delivers 5.8× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Louis Tsai's medical specialty?
Dr. Louis Tsai practices Diagnostic Radiology Physician in Brooklyn, NY.
Where does Dr. Louis Tsai practice?
Dr. Louis Tsai practices at 506 6Th St, Brooklyn, NY 112153609. Office phone: 7187805950.
What is Dr. Louis Tsai's NPI?
Dr. Louis Tsai's National Provider Identifier (NPI) is 1841435468, issued by NPPES.
Does Dr. Louis Tsai accept Medicare assignment?
Yes. Dr. Louis Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louis Tsai commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Complete ultrasound scan behind abdominal cavity (HCPCS 76770); Ultrasound scan of head and neck soft tissue (HCPCS 76536). Source: CMS Medicare Physician & Other Practitioners file.