Doctor profile · Federal record

Dr. Mahmoud Okash, MD

General Practice Physician (CMS: Thoracic Surgery) · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Chicago, IL

  • NPI 1194129692
  • MIPS 64.2 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave # Mc5040
Chicago, IL 606371443
(773) 702-1000
Mailing address
150 Harvester Dr Ste 300
Burr Ridge, IL 605275965

Credentials & registration

NPPES · NUCC
NPI registered
October 2014 — 12 yrs on file
Profile last updated
April 13, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
208D00000X — NUCC code
State license (1)
Illinois #036150916

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194129692. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,569
Distinct HCPCS
10
Medicare allowed
$182,275
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 812 252 $134
G0179 Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a 125 73 $44
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 85 85 $151
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 84 29 $112
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 84 73 $55
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 75 22 $79
99497 Advance care planning, first 30 minutes 68 67 $87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 62 62 $136
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 57 29 $76
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 37 37 $175

In context: peer comparison

Among 9 peers in Chicago General Practice Physician, average services per provider: 118. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$398
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Spineart USA INC 3 $398.27

By nature of payment

Travel and Lodging
$398

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,573
Patients
581
Total drug cost
$135,992
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 239 87 $4,017
Amlodipine Besylate Generic 145 57 $1,795
Furosemide Generic 136 62 $997
Eliquis (Apixaban) Brand 126 40 $110,721
Gabapentin Generic 115 43 $3,690
Mirtazapine Generic 100 30 $2,701
Losartan Potassium Generic 97 29 $1,596
Levothyroxine Sodium Generic 87 34 $1,755
Metoprolol Succinate Generic 87 38 $2,308
Potassium Chloride Generic 82 39 $2,252

Frequently asked questions

Auto-generated from federal data
What is Dr. Mahmoud Okash's medical specialty?
Dr. Mahmoud Okash practices General Practice Physician in Chicago, IL.
Where does Dr. Mahmoud Okash practice?
Dr. Mahmoud Okash practices at 5841 S Maryland Ave # Mc5040, Chicago, IL 606371443. Office phone: 7737021000.
What is Dr. Mahmoud Okash's NPI?
Dr. Mahmoud Okash's National Provider Identifier (NPI) is 1194129692, issued by NPPES.
Does Dr. Mahmoud Okash accept Medicare assignment?
Dr. Mahmoud Okash does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mahmoud Okash commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a (HCPCS G0179); Residence visit for new patient with moderate level of medical decision making (HCPCS 99344). Source: CMS Medicare Physician & Other Practitioners file.