Doctor profile · Federal record
Dr. Keith Tonkin, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Memphis, TN
- NPI 1114184298
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6019 Walnut Grove RD
Memphis, TN 381202113
(901) 747-1000
fax (901) 747-1001 - Mailing address
-
6305 Humphreys Blvd, Suite 205
Memphis, TN 381202377
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- November 19, 2009
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- California #A103522
- Medicaid
- CA #0A1035220
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114184298. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
19,488
Distinct HCPCS
10
Medicare allowed
$308,606
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 9,857 | 95 | $0 | |
A9585 |
Injection, gadobutrol, 0.1 ml | 3,200 | 35 | $0 | |
71045 |
X-ray of chest, 1 view | 953 | 877 | $8 | |
71250 |
Ct scan of chest without contrast | 719 | 603 | $52 | |
71271 |
Low dose ct scan of chest for lung cancer screening | 604 | 604 | $48 | |
71250 |
Ct scan of chest without contrast | 484 | 478 | $48 | |
71046 |
X-ray of chest, 2 views | 314 | 260 | $16 | |
71275 |
Ct scan of blood vessels of chest with contrast | 310 | 308 | $81 | |
75574 |
Ct scan of blood vessels and grafts of heart with contrast | 289 | 289 | $106 | |
70450 |
Ct scan head or brain without contrast | 257 | 254 | $38 |
In context: peer comparison
Among 25 peers in this city , average services per provider: 140. This provider delivers 139× the peer median.Open Payments
Industry payments received
All-time total
$29
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| HEARTFLOW, INC. | 1 | $29.09 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Keith Tonkin's medical specialty?
Dr. Keith Tonkin practices Diagnostic Radiology Physician in Memphis, TN.
Where does Dr. Keith Tonkin practice?
Dr. Keith Tonkin practices at 6019 Walnut Grove RD, Memphis, TN 381202113. Office phone: 9017471000.
What is Dr. Keith Tonkin's NPI?
Dr. Keith Tonkin's National Provider Identifier (NPI) is 1114184298, issued by NPPES.
Does Dr. Keith Tonkin accept Medicare assignment?
Yes. Dr. Keith Tonkin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keith Tonkin commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadobutrol, 0.1 ml (HCPCS A9585); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.