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 Elmhurst Hospitalist Physician, 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

Frequently asked questions

Auto-generated from federal data
What is Dr. Muhammad Umer Altaf's medical specialty?
Dr. Muhammad Umer Altaf practices Hospitalist Physician in Elmhurst, IL.
Where does Dr. Muhammad Umer Altaf practice?
Dr. Muhammad Umer Altaf practices at 155 E Brush Hill RD, Elmhurst, IL 601265658. Office phone: 3312218952.
What is Dr. Muhammad Umer Altaf's NPI?
Dr. Muhammad Umer Altaf's National Provider Identifier (NPI) is 1427542414, issued by NPPES.
Does Dr. Muhammad Umer Altaf accept Medicare assignment?
Yes. Dr. Muhammad Umer Altaf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Muhammad Umer Altaf commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.