DR. GRADY M. WICK (M.D.) – Nephrology Physician, NPI 1659575108
Nephrology Physician
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Profile Insights
NPPES metrics only — not quality of care.
629 NEPHROLOGY in IL
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Provider Addresses for DR. GRADY M. WICK (M.D.)
120 W 22ND ST STE 300
NEPHROLOGY ASSOCIATES OF NORTHERN ILLINOIS
OAK BROOK, IL 605234071
Phone: (630) 573-5000
Fax: (630) 368-0331
Type: Mailing
901, Biesterfield Road, Elk Grove Village, Elk Grove Township, Cook County, Illinois, 60007, United States
SUITE 310
ELK GROVE VILLAGE, IL 600073392
Phone: (847) 952-9332
Fax: (847) 952-9338
Type: Location
1555 N Barrington Rd
Hoffman Estates, IL 601691019
Phone: (847) 952-9332
Fax: (847) 952-9338
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 38 Open Payments records for all available years, with a total value of $1,079.
Total Amount is formed as General ($1,079) + Research ($0) + Ownership ($0) = $1,079.
Last reported payment date: 2024-12-03 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($233).
Total Amount
$1,079
General + Research + Ownership
Payments
38
Total payment records
General Amount
$1,079
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-03
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2008-07-01
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 |
|---|---|---|---|---|
| I20080701000287 | 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 | 1,055 | 344 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 600 | 278 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 459 | 65 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 297 | 40 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 184 | 66 | $0 |
Insurance plans in this area (ZIP 60523)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| Nephrology, Internal Medicine | IL | |
| Nephrology, Internal Medicine | IL | |
| - | IN | |
| N E P H R O L O G Y | IL | |
| N E P H R O L O G Y | IL | |
| Nephrology, Internal Medicine | IL | |
| N E P H R O L O G Y | IL | |
| N E P H R O L O G Y | IL | |
| - | IL |
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