Doctor profile · Federal record
Dr. Stefan Grenvik, MD
Anesthesiology Physician (CMS: Anesthesiology) · Bristol, TN
- NPI 1770513913
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Medical Park Blvd
Bristol, TN 376207430
(423) 968-4540
fax (423) 968-5697 - Mailing address
-
350 Blountville Hwy, Suite 207
Bristol, TN 376200213
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- Tennessee #MD024364
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770513913. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
143
Distinct HCPCS
10
Medicare allowed
$11,186
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 20 | 20 | $66 | |
00910 |
Anesthesia for other procedure on urinary system through urethra | 17 | 17 | $58 | |
64415 |
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) | 17 | 17 | $65 | |
64450 |
Injection of anesthetic agent and/or steroid into other nerve or branch | 15 | 15 | $27 | |
00520 |
Anesthesia for other closed procedure on chest | 14 | 13 | $97 | |
01810 |
Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand | 13 | 13 | $64 | |
64447 |
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 13 | 13 | $57 | |
00790 |
Anesthesia for other procedure on upper abdomen | 12 | 12 | $133 | |
00840 |
Anesthesia for other procedure on lower abdomen | 11 | 11 | $128 | |
01402 |
Anesthesia for procedure for total knee joint replacement | 11 | 11 | $130 |
In context: peer comparison
Among 2 peers in Bristol Anesthesiology Physician, average services per provider: 14. This provider delivers 10× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Stefan Grenvik's medical specialty?
Dr. Stefan Grenvik practices Anesthesiology Physician in Bristol, TN.
Where does Dr. Stefan Grenvik practice?
Dr. Stefan Grenvik practices at 1 Medical Park Blvd, Bristol, TN 376207430. Office phone: 4239684540.
What is Dr. Stefan Grenvik's NPI?
Dr. Stefan Grenvik's National Provider Identifier (NPI) is 1770513913, issued by NPPES.
Does Dr. Stefan Grenvik accept Medicare assignment?
Yes. Dr. Stefan Grenvik accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stefan Grenvik commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on urinary system through urethra (HCPCS 00910); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415). Source: CMS Medicare Physician & Other Practitioners file.