Doctor profile · Federal record

Dr. MUHAMMAD UMER ALTAF, MD

Hospitalist Physician (CMS: INTERNAL MEDICINE) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · ELMHURST, IL

  • NPI 1427542414
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
155 E BRUSH HILL RD
ELMHURST, IL 601265658
(331) 221-8952
Additional location
85 E US Highway 6
Valparaiso, IN 463838947
(219) 983-8300
Mailing address
2650 RIDGE AVE STE 1223
EVANSTON, IL 602011700

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
February 24, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Illinois #036155207

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427542414. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,136
Distinct HCPCS
5
Medicare allowed
$105,284
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 650 266 $74
99239 Hospital discharge day management, more than 30 minutes 246 238 $107
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 146 91 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 79 78 $162
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $121

In context: peer comparison

Among 10 peers in this city , average services per provider: 193. This provider delivers 5.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
372
Patients
300
Total drug cost
$30,362
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 46 38 $681
Atorvastatin Calcium Generic 36 30 $270
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 33 33 $213
Furosemide Generic 32 24 $250
Eliquis (Apixaban) Brand 28 26 $26,971
Metoprolol Succinate Generic 26 16 $338
Cephalexin Generic 25 24 $150
Doxycycline Hyclate Generic 23 23 $216
Prednisone Generic 23 23 $79
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 17 $593

Hospital affiliations

CMS Hospital Compare