DR. LILY HSIEH (MD) – Surgery Physician, NPI 1508156803
Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,423 GENERAL SURGERY in IL
Provider Addresses for DR. LILY HSIEH (MD)
9200 W WISCONSIN AVE
MILWAUKEE, WI 532263522
Phone: (414) 955-1450
Fax: (414) 955-0197
Type: Mailing
745 FLETCHER DR STE 302
ELGIN, IL 601234750
Phone: (847) 695-6600
Fax: (847) 695-4279
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $52.
Total Amount is formed as General ($52) + Research ($0) + Ownership ($0) = $52.
Last reported payment date: 2024-09-26 • Largest payer in this snapshot: W. L. Gore & Associates, Inc. ($52).
Total Amount
$52
General + Research + Ownership
Payments
1
Total payment records
General Amount
$52
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| W. L. Gore & Associates, Inc. | $52 |
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: 2019-10-24
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 |
|---|---|---|---|---|
| I20180731002363 | I | Surgical Oncology | WI | TBD |
| I20191024001203 | I | General Surgery | 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 | 60 | 30 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 41 | 41 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 34 | 24 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 29 | 28 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 17 | 16 | $0 |
Insurance plans in this area (ZIP 53226)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| A N E S T H E S I O L O G Y | IL | |
| - | MN | |
| - | IL | |
| - | IL | |
| Rheumatology, Internal Medicine | IL | |
| - | IL | |
| Internal Medicine | IL | |
| P S Y C H I A T R Y | IL | |
| - | IL |
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