Doctor profile · Federal record
Dr. John Barwise, MD
Critical Care Medicine (Anesthesiology) Physician (CMS: Anesthesiology) · Anesthesiology Physician · Nashville, TN
- NPI 1427132547
- Accepts Medicare
- MIPS 92.8 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3601 Tvc
Nashville, TN 372320001
(615) 322-3000 - Mailing address
-
3841 Green Hills Village Dr Ste 200
Nashville, TN 372152691
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- March 22, 2022
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207LC0200X — NUCC code
- State licenses (2)
- Tennessee #MD0000030740 · Tennessee #MD30740
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427132547. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
13
Distinct HCPCS
1
Medicare allowed
$463
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 13 | 13 | $36 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 43. This provider delivers 0.3× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. John Barwise's medical specialty?
Dr. John Barwise practices Critical Care Medicine (Anesthesiology) Physician in Nashville, TN.
Where does Dr. John Barwise practice?
Dr. John Barwise practices at 3601 Tvc, Nashville, TN 372320001. Office phone: 6153223000.
What is Dr. John Barwise's NPI?
Dr. John Barwise's National Provider Identifier (NPI) is 1427132547, issued by NPPES.
Does Dr. John Barwise accept Medicare assignment?
Yes. Dr. John Barwise accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Barwise commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.