Doctor profile · Federal record
Dr. Thomas Brennan, MD
Family Medicine Physician · Family Medicine Physician · Mankato, MN
- NPI 1407963226
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1230 E Main St
Mankato, MN 560015066
(507) 625-1811
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 9, 2020
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Minnesota #57527 · South Dakota #3980
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407963226. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,561
Distinct HCPCS
10
Medicare allowed
$175,606
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 491 | 160 | $125 | |
99350 |
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 441 | 130 | $182 | |
85610 |
Blood test, clotting time | 399 | 21 | $4 | |
36415 |
Insertion of needle into vein for collection of blood sample | 170 | 104 | $8 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 119 | 82 | $8 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 110 | 93 | $6 | |
83036 |
Hemoglobin a1c level | 97 | 68 | $10 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 93 | 75 | $16 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 81 | 72 | $52 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 71 | 71 | $129 |
In context: peer comparison
Among 21 peers in Mankato Family Medicine Physician, average services per provider: 69. This provider delivers 37× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
5,350
Patients
605
Total drug cost
$179,813
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 570 | 53 | $6,141 |
| Levothyroxine Sodium | Generic | 559 | 62 | $6,285 |
| Furosemide | Generic | 481 | 57 | $2,432 |
| Gabapentin | Generic | 450 | 49 | $6,554 |
| Potassium Chloride | Generic | 416 | 45 | $9,094 |
| Lisinopril | Generic | 393 | 40 | $2,721 |
| Pantoprazole Sodium | Generic | 343 | 35 | $3,326 |
| Quetiapine Fumarate | Generic | 299 | 41 | $3,903 |
| Amlodipine Besylate | Generic | 295 | 32 | $1,925 |
| Omeprazole | Generic | 291 | 39 | $3,026 |
Frequently asked questions
What is Dr. Thomas Brennan's medical specialty?
Dr. Thomas Brennan practices Family Medicine Physician in Mankato, MN.
Where does Dr. Thomas Brennan practice?
Dr. Thomas Brennan practices at 1230 E Main St, Mankato, MN 560015066. Office phone: 5076251811.
What is Dr. Thomas Brennan's NPI?
Dr. Thomas Brennan's National Provider Identifier (NPI) is 1407963226, issued by NPPES.
What procedures does Dr. Thomas Brennan commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Residence visit for established patient with high level of medical decision making (HCPCS 99350); Blood test, clotting time (HCPCS 85610). Source: CMS Medicare Physician & Other Practitioners file.