DR. GEORGE RONEN NISSAN (DO) – Internal Medicine Physician, NPI 1245222033
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
Provider Addresses for DR. GEORGE RONEN NISSAN (DO)
2150 Pfingsten Rd.
Suite 2260
Glenview, IL 600261326
Phone: (773) 388-6390
Fax: (312) 867-7101
Type: Location
1460 N HALSTED ST STE 501
CHICAGO, IL 606422615
Phone: (773) 388-6390
Fax: (312) 867-7101
Type: Location
9101, North Central Expressway, Dallas, TX, Dallas, Dallas County, Texas, 75243, United States
SUITE 400
DALLAS, TX 752315927
Phone: (214) 820-9272
Fax: (214) 820-9003
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 354 Open Payments records for all available years, with a total value of $67,731.
Total Amount is formed as General ($41,506) + Research ($26,225) + Ownership ($0) = $67,731.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: PFIZER INC. ($26,927).
Total Amount
$67,731
General + Research + Ownership
Payments
354
Total payment records
General Amount
$41,506
General payments
Research Amount
$26,225
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $26,927 |
| ABBVIE INC. | $20,038 |
| Lilly USA, LLC | $9,501 |
| Lundbeck LLC | $5,613 |
| Tonix Medicines, Inc. | $2,256 |
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: 2011-11-11
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 |
|---|---|---|---|---|
| I20100621000200 | I | Internal Medicine | IL | TBD |
| I20111111000480 | I | Internal Medicine | TX | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 34 | 13 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 32 | 23 | $0 |
Insurance plans in this area (ZIP 60026)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
Reviews
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