Doctor profile · Federal record
Dr. Mark Sack, DPM
Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · Chicago, IL
- NPI 1548286313
- Accepts Medicare
- 27 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3216 W 115Th St
Chicago, IL 606552805
(773) 238-7270
fax (773) 238-9627
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 16, 2014
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 213ES0103X — NUCC code
- State license (1)
- Illinois #016005080
- Medicaid
- IL #016005080
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548286313. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
900
Distinct HCPCS
7
Medicare allowed
$65,977
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
11721 |
Removal of fingernails or toenails, 6 or more nails | 346 | 118 | $46 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 297 | 128 | $94 | |
97597 |
Removal of tissue from wound, 20.0 sq cm or less | 97 | 20 | $105 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 71 | 71 | $119 | |
73630 |
X-ray of foot, minimum of 3 views | 38 | 30 | $36 | |
73620 |
X-ray of foot, 2 views | 35 | 23 | $30 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 16 | 14 | $59 |
In context: peer comparison
Among 48 peers in Chicago Foot & Ankle Surgery Podiatrist, average services per provider: 144. This provider delivers 6.3× the peer median.Open Payments
Industry payments received
All-time total
$160
Transactions
5
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Smith+Nephew, INC. | 4 | $140.91 | |
| Abbott Laboratories | 1 | $18.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
28
Patients
12
Total drug cost
$563
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 17 | 12 | $149 |
| Gabapentin | Generic | 11 | 0 | $414 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Sack's medical specialty?
Dr. Mark Sack practices Foot & Ankle Surgery Podiatrist in Chicago, IL.
Where does Dr. Mark Sack practice?
Dr. Mark Sack practices at 3216 W 115Th St, Chicago, IL 606552805. Office phone: 7732387270.
What is Dr. Mark Sack's NPI?
Dr. Mark Sack's National Provider Identifier (NPI) is 1548286313, issued by NPPES.
Does Dr. Mark Sack accept Medicare assignment?
Yes. Dr. Mark Sack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Sack commonly perform?
Top Medicare-reported procedures in 2023: Removal of fingernails or toenails, 6 or more nails (HCPCS 11721); Established patient office or other outpatient visit (HCPCS 99213); Removal of tissue from wound, 20.0 sq cm or less (HCPCS 97597). Source: CMS Medicare Physician & Other Practitioners file.