Doctor profile · Federal record
Dr. Aaron Buck, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Critical Care Medicine Registered Nurse · Registered Nurse · Marshfield, WI
- NPI 1891201547
- Accepts Medicare
- 8 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 N Oak Ave
Marshfield, WI 544495703
(715) 387-5511
fax (715) 387-5240 - Mailing address
-
203380 Cayman Ave
Marshfield, WI 544494283
Credentials & registration
- NPI registered
- December 2017 — 9 yrs on file
- Profile last updated
- March 19, 2021
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State licenses (3)
- Wisconsin #1035533 · Florida #9415723 · Wisconsin #24052130
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891201547. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
71
Distinct HCPCS
5
Medicare allowed
$9,542
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 18 | 18 | $158 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 15 | 15 | $136 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 14 | 14 | $148 | |
00142 |
Anesthesia for lens surgery | 13 | 13 | $108 | |
00812 |
Anesthesia for exam of colon using an endoscope | 11 | 11 | $107 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 20. This provider delivers 3.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Aaron Buck's medical specialty?
Dr. Aaron Buck practices Certified Registered Nurse Anesthetist in Marshfield, WI.
Where does Dr. Aaron Buck practice?
Dr. Aaron Buck practices at 1000 N Oak Ave, Marshfield, WI 544495703. Office phone: 7153875511.
What is Dr. Aaron Buck's NPI?
Dr. Aaron Buck's National Provider Identifier (NPI) is 1891201547, issued by NPPES.
Does Dr. Aaron Buck accept Medicare assignment?
Yes. Dr. Aaron Buck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Buck commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.