DR. ANTHONY W. DELORENZO (D.O.) – Internal Medicine Physician, NPI 1851477236
Internal Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for DR. ANTHONY W. DELORENZO (D.O.)
6847, Kingery Highway, Willowbrook, DuPage County, Illinois, 60527, United States
WILLOWBROOK, IL 605275114
Phone: (630) 655-9555
Fax: (630) 655-9595
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 91 Open Payments records for all available years, with a total value of $2,070.
Total Amount is formed as General ($2,070) + Research ($0) + Ownership ($0) = $2,070.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: ABBVIE INC. ($375).
Total Amount
$2,070
General + Research + Ownership
Payments
91
Total payment records
General Amount
$2,070
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $375 |
| Corcept Therapeutics | $372 |
| AstraZeneca Pharmaceuticals LP | $332 |
| Edwards Lifesciences Corporation | $155 |
| Amgen Inc. | $149 |
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: 2007-03-27
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 |
|---|---|---|---|---|
| I20070327000139 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 1,260 | 13 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 305 | 119 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 212 | 101 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 146 | 88 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 103 | 103 | $0 |
Insurance plans in this area (ZIP 60527)
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Provider's Procedures
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