Doctor profile · Federal record
Dr. Nicholas Willius, DO
Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Phoenix, AZ
- NPI 1306251343
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1850 N Central Ave
Phoenix, AZ 850044527
(602) 262-8900
fax (602) 262-8890 - Additional location
-
800 Rose St, Anesthesiology
Lexington, KY 405360001
(859) 218-0069
fax (859) 323-1080
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- June 19, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State licenses (2)
- Arizona #007556 · Kentucky #R3657
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306251343. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
94
Distinct HCPCS
5
Medicare allowed
$17,597
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 29 | 29 | $138 | |
64447 |
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 21 | 21 | $61 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 15 | 15 | $167 | |
01214 |
Anesthesia for total hip replacement | 15 | 15 | $338 | |
01402 |
Anesthesia for procedure for total knee joint replacement | 14 | 14 | $340 |
In context: peer comparison
Among 166 peers in Phoenix Anesthesiology Physician, average services per provider: 34. This provider delivers 2.8× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Nicholas Willius's medical specialty?
Dr. Nicholas Willius practices Anesthesiology Physician in Phoenix, AZ.
Where does Dr. Nicholas Willius practice?
Dr. Nicholas Willius practices at 1850 N Central Ave, Phoenix, AZ 850044527. Office phone: 6022628900.
What is Dr. Nicholas Willius's NPI?
Dr. Nicholas Willius's National Provider Identifier (NPI) is 1306251343, issued by NPPES.
Does Dr. Nicholas Willius accept Medicare assignment?
Yes. Dr. Nicholas Willius accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Willius commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.