Doctor profile · Federal record
Dr. Stephen Tonks, MD
Vascular Surgery Physician (CMS: Vascular Surgery) · Knoxville, TN
- NPI 1689937989
- Accepts Medicare
- MIPS 80.9 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6408 Papermill Dr
Knoxville, TN 379194858
(886) 588-8229
fax (865) 212-0163 - Mailing address
-
Po Box 52948
Knoxville, TN 379502948
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- August 21, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 2086S0129X — NUCC code
- State license (1)
- Tennessee #56350
- Medicaid
- TN #Q043787
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689937989. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,184
Distinct HCPCS
10
Medicare allowed
$504,987
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 2,944 | 43 | $0 | |
93922 |
Ultrasound study of arm and leg arteries | 287 | 210 | $60 | |
93925 |
Ultrasound of leg arteries or artery grafts | 165 | 129 | $216 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 119 | 102 | $116 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 102 | 91 | $165 | |
93979 |
Ultrasound of aorta, vena cava, groin vessels or bypass grafts | 87 | 73 | $94 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 69 | 67 | $83 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 50 | 50 | $154 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 49 | 47 | $168 | |
93926 |
Ultrasound of one leg arteries or artery grafts | 44 | 33 | $113 |
In context: peer comparison
Among 12 peers in Knoxville Vascular Surgery Physician, average services per provider: 168. This provider delivers 25× the peer median.Open Payments
Industry payments received
All-time total
$2,691
Transactions
24
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Penumbra, INC. | 4 | $2,060.43 | |
| Philips North America LLC | 13 | $325.98 | |
| W. L. Gore & Associates, INC. | 5 | $228.94 | |
| Boston Scientific Corporation | 1 | $50.66 | |
| Organogenesis INC. | 1 | $24.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
433
Patients
140
Total drug cost
$50,084
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 296 | 93 | $3,200 |
| Eliquis (Apixaban) | Brand | 28 | 0 | $20,640 |
| Cilostazol | Generic | 24 | 0 | $751 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 22 | 22 | $74 |
| Xarelto (Rivaroxaban) | Brand | 22 | 0 | $18,853 |
| Alprazolam | Generic | 16 | 13 | $13 |
| Tramadol Hcl | Generic | 13 | 12 | $23 |
| Brilinta (Ticagrelor) | Brand | 12 | 0 | $6,530 |
Hospital affiliations
Frequently asked questions
What is Dr. Stephen Tonks's medical specialty?
Dr. Stephen Tonks practices Vascular Surgery Physician in Knoxville, TN.
Where does Dr. Stephen Tonks practice?
Dr. Stephen Tonks practices at 6408 Papermill Dr, Knoxville, TN 379194858. Office phone: 8865888229.
What is Dr. Stephen Tonks's NPI?
Dr. Stephen Tonks's National Provider Identifier (NPI) is 1689937989, issued by NPPES.
Does Dr. Stephen Tonks accept Medicare assignment?
Yes. Dr. Stephen Tonks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Tonks commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Ultrasound study of arm and leg arteries (HCPCS 93922); Ultrasound of leg arteries or artery grafts (HCPCS 93925). Source: CMS Medicare Physician & Other Practitioners file.