DR. PATRICIA CHIAMAS (M.D.) – Pediatrics Physician, NPI 1568456333
Pediatrics Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. PATRICIA CHIAMAS (M.D.)
2300 N CHILDRENS PLZ
BOX 152
CHICAGO, IL 606143363
Phone: (773) 880-6903
Fax: (773) 880-3068
Type: Mailing
12750 Saint Francis Dr
Crown Point, IN 463070264
Phone: (219) 757-6005
Fax: (219) 681-6823
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 30 Open Payments records for all available years, with a total value of $28,673.
Total Amount is formed as General ($28,673) + Research ($0) + Ownership ($0) = $28,673.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: ABBVIE INC. ($27,744).
Total Amount
$28,673
General + Research + Ownership
Payments
30
Total payment records
General Amount
$28,673
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $27,744 |
| Merz North America, Inc. | $667 |
| MERZ NORTH AMERICA, INC. | $222 |
| Medtronic, Inc. | $39 |
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: 2024-06-27
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 |
|---|---|---|---|---|
| I20240408000950 | I | Plastic And Reconstructive Surgery | IL | TBD |
| I20240627002274 | I | Hospitalist | IN | 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 60614)
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