MAHMOUD MOHMMED SR. OKASH (MD) – General Practice Physician, NPI 1194129692
General Practice Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
241 THORACIC SURGERY in IL
Provider Addresses for MAHMOUD MOHMMED SR. OKASH (MD)
5841 S MARYLAND AVE # MC5040
CHICAGO, IL 606371443
Phone: (773) 702-1000
Type: Location
150 HARVESTER DR STE 300
BURR RIDGE, IL 605275965
Phone: (773) 702-1061
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $1,550.
Total Amount is formed as General ($1,550) + Research ($0) + Ownership ($0) = $1,550.
Last reported payment date: 2024-01-31 • Largest payer in this snapshot: Spineart USA Inc ($1,152).
Total Amount
$1,550
General + Research + Ownership
Payments
7
Total payment records
General Amount
$1,550
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-01-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Spineart USA Inc | $1,152 |
| SPINEART USA INC | $398 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-12-08
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20200325000842 | I | Thoracic Surgery | IL | TBD |
| I20251208001625 | I | General Practice | IN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare 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 | $0 |
| 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 | $0 |
| 99344 | Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes | 85 | 85 | $0 |
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 84 | 29 | $0 |
| 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 | $0 |
Insurance plans in this area (ZIP 60637)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | OH | |
| P O D I A T R Y | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | AZ |
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