Doctor profile · Federal record
Dr. Carmen Gnatenco, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Oak Lawn, IL
- NPI 1043363708
- Accepts Medicare
- MIPS 18.6 / 100 · 2023
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4938 W 95Th St
Oak Lawn, IL 604532504
(708) 425-4662
fax (708) 425-4692 - Mailing address
-
6400 W College Dr Ste 600
Palos Heights, IL 604631900
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- August 24, 2020
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036-115290
- Medicaid
- IL #036115290
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043363708. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,161
Distinct HCPCS
6
Medicare allowed
$315,731
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,114 | 250 | $125 | |
99239 |
Hospital discharge day management, more than 30 minutes | 305 | 237 | $120 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 276 | 227 | $182 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 232 | 72 | $187 | |
99291 |
Critical care, first 30-74 minutes | 205 | 58 | $227 | |
J3420 |
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | 29 | 21 | $1 |
In context: peer comparison
Among 29 peers in Oak Lawn Internal Medicine Physician, average services per provider: 146. This provider delivers 15× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,045
Patients
425
Total drug cost
$12,581
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 110 | 35 | $1,567 |
| Pantoprazole Sodium | Generic | 104 | 48 | $1,329 |
| Alprazolam | Generic | 84 | 26 | $1,016 |
| Losartan Potassium | Generic | 80 | 31 | $977 |
| Furosemide | Generic | 72 | 34 | $350 |
| Cephalexin | Generic | 67 | 50 | $386 |
| Gabapentin | Generic | 67 | 21 | $749 |
| Rosuvastatin Calcium | Generic | 66 | 16 | $1,644 |
| Atorvastatin Calcium | Generic | 64 | 22 | $753 |
| Tramadol Hcl | Generic | 62 | 35 | $354 |
Hospital affiliations
Frequently asked questions
What is Dr. Carmen Gnatenco's medical specialty?
Dr. Carmen Gnatenco practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Carmen Gnatenco practice?
Dr. Carmen Gnatenco practices at 4938 W 95Th St, Oak Lawn, IL 604532504. Office phone: 7084254662.
What is Dr. Carmen Gnatenco's NPI?
Dr. Carmen Gnatenco's National Provider Identifier (NPI) is 1043363708, issued by NPPES.
Does Dr. Carmen Gnatenco accept Medicare assignment?
Yes. Dr. Carmen Gnatenco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carmen Gnatenco commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.