Doctor profile · Federal record
Dr. John Tonkin, M.D.
Vascular & Interventional Radiology Physician (CMS: Interventional Radiology) · Therapeutic Radiology Physician · Body Imaging Physician · Neuroradiology Physician · Diagnostic Radiology Physician · Diagnostic Ultrasound Physician · Pediatric Radiology Physician · Vascular & Interventional Radiology Physician · Nuclear Radiology Physician · Gainesville, GA
- NPI 1093750820
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 35 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
743 Spring St Ne
Gainesville, GA 305013715
(770) 219-9000 - Additional location
-
1673 Mason Ave, Suite# 305
Daytona Beach, FL 321175515
(386) 274-7118
fax (386) 274-6173 - Additional location
-
400 Health Park Blvd
St Augustine, FL 320865784
(904) 819-5155 - Mailing address
-
1673 Mason Ave Ste 305
Daytona Beach, FL 321175516
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- February 20, 2026
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 2085R0204X — NUCC code
- State licenses (2)
- Florida #ME0071220 · Georgia #105343
- Medicaid (2)
- FL #252611500 · GA #300030405A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093750820. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
27,515
Distinct HCPCS
10
Medicare allowed
$231,281
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 22,766 | 274 | $0 | |
A9575 |
Injection, gadoterate meglumine, 0.1 ml | 2,740 | 15 | $0 | |
71045 |
X-ray of chest, 1 view | 269 | 258 | $9 | |
70450 |
Ct scan head or brain without contrast | 134 | 130 | $40 | |
93971 |
Ultrasound study of one arm or leg veins with compression and maneuvers | 121 | 120 | $116 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 108 | 27 | $1 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 88 | 86 | $186 | |
71250 |
Ct scan of chest without contrast | 75 | 74 | $132 | |
71275 |
Ct scan of blood vessels of chest with contrast | 64 | 64 | $85 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 59 | 57 | $184 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 388. This provider delivers 71× the peer median.Open Payments
Industry payments received
All-time total
$135
Transactions
8
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Penumbra, Inc. | 7 | $112.01 | |
| Terumo Medical Corporation | 1 | $22.84 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. John Tonkin's medical specialty?
Dr. John Tonkin practices Vascular & Interventional Radiology Physician in Gainesville, GA.
Where does Dr. John Tonkin practice?
Dr. John Tonkin practices at 743 Spring St Ne, Gainesville, GA 305013715. Office phone: 7702199000.
What is Dr. John Tonkin's NPI?
Dr. John Tonkin's National Provider Identifier (NPI) is 1093750820, issued by NPPES.
Does Dr. John Tonkin accept Medicare assignment?
Yes. Dr. John Tonkin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Tonkin commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.