ZAHRA DEEN (M.D.) – Nephrology Physician, NPI 1841515137
Nephrology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
629 NEPHROLOGY in IL
Provider Addresses for ZAHRA DEEN (M.D.)
133 E BRUSH HILL RD UNIT 301
ELMHURST, IL 601265661
Phone: (630) 832-2183
Type: Location
8876 Gulf Fwy
Suite 215
Houston, TX 770176550
Phone: (713) 947-9509
Fax: (713) 947-0609
Type: Location
133 E Brush Hill Rd Ste 310
Elmhurst, IL 601265662
Phone: (331) 221-9003
Type: Location
120 W 22ND ST STE 200
OAK BROOK, IL 605231563
Phone: (630) 573-5000
Type: Mailing
Gulf Freeway, Houston, Harris County, Texas, 77023, United States
SUITE 215
HOUSTON, TX 770176550
Phone: (713) 947-9509
Fax: (713) 947-0609
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $111.
Total Amount is formed as General ($111) + Research ($0) + Ownership ($0) = $111.
Last reported payment date: 2024-10-02 • Largest payer in this snapshot: CALLIDITAS THERAPEUTICS US INC. ($42).
Total Amount
$111
General + Research + Ownership
Payments
5
Total payment records
General Amount
$111
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CALLIDITAS THERAPEUTICS US INC. | $42 |
| Amgen Inc. | $41 |
| Otsuka America Pharmaceutical, Inc. | $27 |
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: 2019-05-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20190507002798 | I | Nephrology | IL | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 244 | 108 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 180 | 47 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 113 | 68 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 105 | 71 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 84 | 77 | $0 |
Insurance plans in this area (ZIP 60126)
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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 |
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