Doctor profile · Federal record
Dr. Mark Twedt, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Richmond, VA
- NPI 1811293525
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1250 E Marshall St, Dept. of Radiology
Richmond, VA 232985051
(804) 828-6831
fax (804) 628-1132 - Mailing address
-
Po Box 91734
Richmond, VA 232911734
Credentials & registration
- NPI registered
- January 2011 — 15 yrs on file
- Profile last updated
- August 3, 2016
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Virginia #0101259401
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811293525. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,529
Distinct HCPCS
10
Medicare allowed
$109,861
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 932 | 772 | $9 | |
71046 |
X-ray of chest, 2 views | 263 | 247 | $10 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 182 | 180 | $84 | |
73721 |
Mri scan of leg joint without contrast | 119 | 117 | $62 | |
70450 |
Ct scan head or brain without contrast | 100 | 99 | $39 | |
73221 |
Mri scan of arm joint without contrast | 100 | 98 | $63 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 95 | 93 | $82 | |
71250 |
Ct scan of chest without contrast | 93 | 90 | $50 | |
73502 |
X-ray of hip, 2-3 views | 84 | 82 | $11 | |
71275 |
Ct scan of blood vessels of chest with contrast | 73 | 72 | $85 |
In context: peer comparison
Among 54 peers in this city , average services per provider: 153. This provider delivers 23× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mark Twedt's medical specialty?
Dr. Mark Twedt practices Diagnostic Radiology Physician in Richmond, VA.
Where does Dr. Mark Twedt practice?
Dr. Mark Twedt practices at 1250 E Marshall St, Richmond, VA 232985051. Office phone: 8048286831.
What is Dr. Mark Twedt's NPI?
Dr. Mark Twedt's National Provider Identifier (NPI) is 1811293525, issued by NPPES.
Does Dr. Mark Twedt accept Medicare assignment?
Yes. Dr. Mark Twedt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Twedt commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.