Doctor profile · Federal record
Dr. Mark Siegler
Internal Medicine Physician · Chicago, IL
- NPI 1407919913
- MIPS 87.7 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200 - Mailing address
-
150 Harvester Dr, Suite 300
Burr Ridge, IL 605275919
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- October 24, 2022
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036041806
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407919913. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
19
Distinct HCPCS
1
Medicare allowed
$1,338
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 19 | 13 | $70 |
In context: peer comparison
Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 0.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
106
Patients
11
Total drug cost
$1,368
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 19 | 11 | $302 |
| Enalapril Maleate | Generic | 18 | 0 | $227 |
| Hydrochlorothiazide | Generic | 17 | 0 | $126 |
| Tamsulosin Hcl | Generic | 16 | 0 | $148 |
| Pravastatin Sodium | Generic | 13 | 0 | $67 |
| Chlorthalidone | Generic | 12 | 0 | $306 |
| Rosuvastatin Calcium | Generic | 11 | 0 | $193 |
Frequently asked questions
What is Dr. Mark Siegler's medical specialty?
Dr. Mark Siegler practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Mark Siegler practice?
Dr. Mark Siegler practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. Mark Siegler's NPI?
Dr. Mark Siegler's National Provider Identifier (NPI) is 1407919913, issued by NPPES.
What procedures does Dr. Mark Siegler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.