Doctor profile · Federal record
Dr. Mark Tu, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Walnut Creek, CA
- NPI 1144262452
- MIPS 87.4 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2125 Oak Grove RD, Suite 200
Walnut Creek, CA 945982536
(925) 296-7150
fax (925) 296-7171
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 2, 2015
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- California #A60238
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144262452. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,320
Distinct HCPCS
10
Medicare allowed
$268,655
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77067 |
Screening mammography | 849 | 849 | $42 | |
77063 |
Screening 3d breast mammography | 848 | 848 | $33 | |
71045 |
X-ray of chest, 1 view | 812 | 780 | $10 | |
70450 |
Ct scan head or brain without contrast | 599 | 588 | $45 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 271 | 264 | $99 | |
76642 |
Limited ultrasound scan of 1 breast | 226 | 223 | $40 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 193 | 193 | $95 | |
77063 |
Screening 3d breast mammography | 178 | 178 | $33 | |
77067 |
Screening mammography | 178 | 178 | $42 | |
77065 |
Diagnostic mammography of 1 breast | 167 | 163 | $44 |
In context: peer comparison
Among 33 peers in Walnut Creek Diagnostic Radiology Physician, average services per provider: 176. This provider delivers 36× the peer median.Open Payments
Industry payments received
All-time total
$41
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 1 | $22.73 | |
| Avanos Medical | 1 | $18.52 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Mark Tu's medical specialty?
Dr. Mark Tu practices Diagnostic Radiology Physician in Walnut Creek, CA.
Where does Dr. Mark Tu practice?
Dr. Mark Tu practices at 2125 Oak Grove RD, Walnut Creek, CA 945982536. Office phone: 9252967150.
What is Dr. Mark Tu's NPI?
Dr. Mark Tu's National Provider Identifier (NPI) is 1144262452, issued by NPPES.
Does Dr. Mark Tu accept Medicare assignment?
Dr. Mark Tu does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Tu commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.