Doctor profile · Federal record
Dr. Timothy Heilizer, MD
Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Chicago, IL
- NPI 1245347996
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2338 W North Ave
Chicago, IL 606476541
(773) 227-5914 - Mailing address
-
1S376 Summit Ave Ste 4C
Oakbrook Terrace, IL 601813966
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- June 10, 2024
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Illinois #036091663
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245347996. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
293
Distinct HCPCS
8
Medicare allowed
$34,925
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 75 | 51 | $93 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 59 | $69 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 43 | 35 | $134 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 37 | 37 | $176 | |
46600 |
Diagnostic exam of anus using an endoscope | 25 | 22 | $127 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $119 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 17 | 14 | $182 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $232 |
In context: peer comparison
Among 54 peers in Chicago Surgery Physician, average services per provider: 84. This provider delivers 3.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
70
Patients
68
Total drug cost
$1,633
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 42 | 41 | $290 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 15 | 15 | $1,273 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 13 | 12 | $70 |
Frequently asked questions
What is Dr. Timothy Heilizer's medical specialty?
Dr. Timothy Heilizer practices Surgery Physician in Chicago, IL.
Where does Dr. Timothy Heilizer practice?
Dr. Timothy Heilizer practices at 2338 W North Ave, Chicago, IL 606476541. Office phone: 7732275914.
What is Dr. Timothy Heilizer's NPI?
Dr. Timothy Heilizer's National Provider Identifier (NPI) is 1245347996, issued by NPPES.
Does Dr. Timothy Heilizer accept Medicare assignment?
Yes. Dr. Timothy Heilizer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Heilizer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.