DIANE L OZOG (MD) – Allergy & Immunology Physician, NPI 1972647154
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
220 ALLERGY/IMMUNOLOGY in IL
Provider Addresses for DIANE L OZOG (MD)
1331 W 75TH ST STE 303
NAPERVILLE, IL 605409311
Phone: (630) 652-0606
Fax: (630) 652-9900
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 19 Open Payments records for all available years, with a total value of $3,084.
Total Amount is formed as General ($3,084) + Research ($0) + Ownership ($0) = $3,084.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($1,512).
Total Amount
$3,084
General + Research + Ownership
Payments
19
Total payment records
General Amount
$3,084
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $1,512 |
| AstraZeneca Pharmaceuticals LP | $838 |
| GENZYME CORPORATION | $505 |
| GlaxoSmithKline, LLC. | $125 |
| Centinel Spine, LLC | $104 |
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: 2010-11-09
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 |
|---|---|---|---|---|
| I20101109000078 | I | Allergy/Immunology | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 558 | 17 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 308 | 19 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 260 | 135 | $0 |
| 95117 | Professional service for multiple injections of allergen | 248 | 18 | $0 |
| 94010 | Test to measure expiratory airflow and volume | 154 | 91 | $0 |
Insurance plans in this area (ZIP 60540)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | IL | |
| Nurse Practitioner | IL |
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