Doctor profile · Federal record
Dr. Maggie Chacko, MD
Internal Medicine Physician (CMS: Internal Medicine) · Elmhurst, IL
- NPI 1417993734
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
305 N. York RD
Elmhurst, IL 60126
(331) 221-4350
fax (331) 221-3934 - Additional location
-
3005 Wolf RD
Westchester, IL 601545622
(331) 221-4390 - Additional location
-
429 N York St
Elmhurst, IL 601262003 - Mailing address
-
4201 Winfield RD Fl 4
Warrenville, IL 605554025
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 22, 2021
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036098672
- Medicaid
- IL #036098672
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417993734. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,075
Distinct HCPCS
10
Medicare allowed
$104,900
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 182 | 117 | $134 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 141 | 58 | $125 | |
81003 |
Automated urinalysis test | 138 | 116 | $2 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 121 | 121 | $136 | |
99497 |
Advance care planning, first 30 minutes | 114 | 113 | $87 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 87 | 61 | $185 | |
36415 |
Insertion of needle into vein for collection of blood sample | 81 | 61 | $8 | |
G0008 |
Administration of influenza virus vaccine | 47 | 46 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 44 | 43 | $72 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 36 | 29 | $182 |
In context: peer comparison
Among 19 peers in Elmhurst Internal Medicine Physician, average services per provider: 100. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,987
Patients
651
Total drug cost
$33,010
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 297 | 95 | $3,819 |
| Montelukast Sodium | Generic | 197 | 63 | $3,165 |
| Amlodipine Besylate | Generic | 175 | 58 | $3,024 |
| Lisinopril | Generic | 172 | 48 | $2,271 |
| Levothyroxine Sodium | Generic | 156 | 40 | $2,442 |
| Simvastatin | Generic | 150 | 46 | $1,834 |
| Metoprolol Succinate | Generic | 140 | 41 | $4,561 |
| Metformin Hcl | Generic | 131 | 48 | $1,839 |
| Losartan Potassium | Generic | 97 | 36 | $1,576 |
| Rosuvastatin Calcium | Generic | 93 | 30 | $1,466 |
Frequently asked questions
What is Dr. Maggie Chacko's medical specialty?
Dr. Maggie Chacko practices Internal Medicine Physician in Elmhurst, IL.
Where does Dr. Maggie Chacko practice?
Dr. Maggie Chacko practices at 305 N. York RD, Elmhurst, IL 60126. Office phone: 3312214350.
What is Dr. Maggie Chacko's NPI?
Dr. Maggie Chacko's National Provider Identifier (NPI) is 1417993734, issued by NPPES.
Does Dr. Maggie Chacko accept Medicare assignment?
Yes. Dr. Maggie Chacko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maggie Chacko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.