Doctor profile · Federal record
Dr. Gregory Zilligen, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Indianapolis, IN
- NPI 1548550692
- Accepts Medicare
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8040 Clearvista Pkwy
Indianapolis, IN 462565630
(317) 614-9850 - Mailing address
-
Po Box 6005, Dept 196
Indianapolis, IN 462066005
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- April 2, 2015
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- Indiana #01073439
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548550692. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
214
Distinct HCPCS
8
Medicare allowed
$22,007
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 70 | 66 | $41 | |
93313 |
Insertion of probe in esophagus for heart ultrasound | 28 | 28 | $11 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 22 | 18 | $78 | |
76937 |
Ultrasonic guidance for blood vessel access | 21 | 18 | $13 | |
01922 |
Anesthesia for x-ray or radiation therapy | 19 | 19 | $175 | |
76942 |
Ultrasonic guidance for needle placement | 19 | 19 | $29 | |
01926 |
Anesthesia for x-ray on artery of brain, heart, or chest | 18 | 18 | $330 | |
00537 |
Anesthesia for procedure to assess heart electrical activity | 17 | 17 | $411 |
In context: peer comparison
Among 194 peers in this city , average services per provider: 26. This provider delivers 8.2× the peer median.Frequently asked questions
What is Dr. Gregory Zilligen's medical specialty?
Dr. Gregory Zilligen practices Anesthesiology Physician in Indianapolis, IN.
Where does Dr. Gregory Zilligen practice?
Dr. Gregory Zilligen practices at 8040 Clearvista Pkwy, Indianapolis, IN 462565630. Office phone: 3176149850.
What is Dr. Gregory Zilligen's NPI?
Dr. Gregory Zilligen's National Provider Identifier (NPI) is 1548550692, issued by NPPES.
Does Dr. Gregory Zilligen accept Medicare assignment?
Yes. Dr. Gregory Zilligen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Zilligen commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Insertion of probe in esophagus for heart ultrasound (HCPCS 93313); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.