Doctor profile · Federal record
Dr. Donald Brennan
Chiropractor (CMS: Chiropractic) · Chiropractor · Dunlap, TN
- NPI 1245319532
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
318 State Route 8
Dunlap, TN 373273348
(423) 949-3900
fax (423) 949-3912
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- July 23, 2012
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
- State licenses (2)
- Tennessee #2306 · Maryland #01888
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245319532. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,333
Distinct HCPCS
2
Medicare allowed
$49,676
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98941 |
Chiropractic manipulative treatment, 3-4 spinal regions | 1,290 | 177 | $38 | |
98940 |
Chiropractic manipulative treatment, 1-2 spinal regions | 43 | 12 | $26 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 776. This provider delivers 1.7× the peer median.Frequently asked questions
What is Dr. Donald Brennan's medical specialty?
Dr. Donald Brennan practices Chiropractor in Dunlap, TN.
Where does Dr. Donald Brennan practice?
Dr. Donald Brennan practices at 318 State Route 8, Dunlap, TN 373273348. Office phone: 4239493900.
What is Dr. Donald Brennan's NPI?
Dr. Donald Brennan's National Provider Identifier (NPI) is 1245319532, issued by NPPES.
Does Dr. Donald Brennan accept Medicare assignment?
Yes. Dr. Donald Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Brennan commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941); Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.