DR. ANDREW S. ZELBY (MD) – Neurological Surgery Physician, NPI 1053378364
Neurological Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
328 NEUROSURGERY in IL
Provider Addresses for DR. ANDREW S. ZELBY (MD)
1 WESTBROOK CORPORATE CTR STE 800
WESTCHESTER, IL 601545714
Phone: (708) 343-3566
Fax: (708) 343-3585
Type: Mailing
Westbrook Corporate Center, Westchester, Proviso Township, Cook County, Illinois, United States
STE 1000
WESTCHESTER, IL 601545703
Phone: (708) 343-3566
Fax: (708) 343-9235
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 18 Open Payments records for all available years, with a total value of $2,059.
Total Amount is formed as General ($2,059) + Research ($0) + Ownership ($0) = $2,059.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Zavation Medical Products, LLC ($1,020).
Total Amount
$2,059
General + Research + Ownership
Payments
18
Total payment records
General Amount
$2,059
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Zavation Medical Products, LLC | $1,020 |
| Kuros Biosciences USA, Inc | $427 |
| SI-BONE, INC. | $419 |
| Medacta USA, Inc. | $74 |
| Spineology Inc. | $64 |
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: 2004-01-22
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 |
|---|---|---|---|---|
| I20040122000790 | I | Neurosurgery | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $0 |
Insurance plans in this area (ZIP 60154)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEUROSURGERY | IL | 63048 | Partial removal of spine bone with release of spinal cord and/or nerves | 34 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | 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 | |
| Allergy/Immunology, Internal Medicine | IL | |
| Physician Assistant | IL | |
| Hematology/Oncology, Internal Medicine | MO | |
| Nurse Practitioner | IL | |
| Gynecological Oncology, Obstetrics/Gynecology | IL |
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