Doctor profile · Federal record
Dr. Mark Keegan, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Critical Care Medicine (Anesthesiology) Physician · Rochester, MN
- NPI 1942280581
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- August 4, 2020
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- Minnesota #40726
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942280581. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
197
Distinct HCPCS
5
Medicare allowed
$24,623
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 61 | 40 | $116 | |
99291 |
Critical care, first 30-74 minutes | 59 | 45 | $206 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 45 | 41 | $77 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 18 | 15 | $48 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 14 | $77 |
In context: peer comparison
Among 115 peers in Rochester Anesthesiology Physician, average services per provider: 26. This provider delivers 7.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mark Keegan's medical specialty?
Dr. Mark Keegan practices Anesthesiology Physician in Rochester, MN.
Where does Dr. Mark Keegan practice?
Dr. Mark Keegan practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Mark Keegan's NPI?
Dr. Mark Keegan's National Provider Identifier (NPI) is 1942280581, issued by NPPES.
Does Dr. Mark Keegan accept Medicare assignment?
Yes. Dr. Mark Keegan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Keegan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.