Doctor profile · Federal record
Dr. Altaf Aman, M.D.
Hospitalist Physician (CMS: Internal Medicine) · Family Medicine Physician · Hospitalist Physician · McHenry, IL
- NPI 1942381132
- Accepts Medicare
- 29 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4201 W Medical Center Dr
McHenry, IL 60050
(815) 759-4323
fax (815) 759-4948 - Additional location
-
10400 75Th St
Kenosha, WI 53142
(262) 948-7000
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 31, 2025
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (3)
- Illinois #036129726 · Georgia #055721 · Wisconsin #69613
- Medicaid (3)
- GA #542456950H · GA #54246950A · WI #100079134
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942381132. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
672
Distinct HCPCS
7
Medicare allowed
$67,382
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 294 | 162 | $79 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 137 | 74 | $120 | |
99238 |
Hospital discharge day management, 30 minutes or less | 77 | 76 | $81 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 68 | 66 | $172 | |
99239 |
Hospital discharge day management, more than 30 minutes | 47 | 46 | $114 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $127 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 24 | 16 | $50 |
In context: peer comparison
Among 15 peers in this city , average services per provider: 128. This provider delivers 5.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
31
Patients
31
Total drug cost
$368
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 16 | 16 | $159 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 15 | $210 |
Hospital affiliations
Frequently asked questions
What is Dr. Altaf Aman's medical specialty?
Dr. Altaf Aman practices Hospitalist Physician in McHenry, IL.
Where does Dr. Altaf Aman practice?
Dr. Altaf Aman practices at 4201 W Medical Center Dr, McHenry, IL 60050. Office phone: 8157594323.
What is Dr. Altaf Aman's NPI?
Dr. Altaf Aman's National Provider Identifier (NPI) is 1942381132, issued by NPPES.
Does Dr. Altaf Aman accept Medicare assignment?
Yes. Dr. Altaf Aman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Altaf Aman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.