TANIA DIAZ – Physician Assistant, NPI 1366070955
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
Provider Addresses for TANIA DIAZ
2408 WATERLEAF LN
WOODSTOCK, IL 600989207
Phone:
Type: Mailing
241 COMMERCE DR STE 102
CRYSTAL LAKE, IL 600143538
Phone:
Type: Mailing
1340 Ryan Pkwy
Algonquin, IL 601024527
Phone: (815) 276-0150
Fax: (877) 461-6742
Type: Location
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 $1,531.
Total Amount is formed as General ($1,531) + Research ($0) + Ownership ($0) = $1,531.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Amgen Inc. ($373).
Total Amount
$1,531
General + Research + Ownership
Payments
91
Total payment records
General Amount
$1,531
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 |
|---|---|
| Amgen Inc. | $373 |
| Novo Nordisk Inc | $225 |
| AstraZeneca Pharmaceuticals LP | $174 |
| Lilly USA, LLC | $151 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $109 |
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: 2021-07-07
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 |
|---|---|---|---|---|
| I20210707000510 | I | Physician Assistant | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 60098)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | IL | |
| Physician Assistant | IL | |
| Family Practice | IL | |
| - | IL | |
| Nurse Practitioner | IL |
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