HECTOR HERNANDEZ (MD) – Pediatric Gastroenterology Physician, NPI 1235103110
Pediatric Gastroenterology Physician
Main info
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for HECTOR HERNANDEZ (MD)
ADVOCATE MEDICAL GROUP 29373 NETWORK PLACE
CHICAGO, IL 606730001
Phone: (847) 390-5900
Type: Mailing
1675 W DEMPSTER ST FL 3
PARK RIDGE, IL 600681110
Phone: (847) 723-7700
Type: Location
2160, South 1st Avenue, Maywood, Proviso Township, Cook County, Illinois, 60153, United States
MAGUIRE CENTER, RM. 3307
MAYWOOD, IL 60153
Phone: (708) 216-4403
Fax: (708) 216-3375
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $245.
Total Amount is formed as General ($245) + Research ($0) + Ownership ($0) = $245.
Last reported payment date: 2024-07-24 • Largest payer in this snapshot: Regeneron Pharmaceuticals, Inc. ($133).
Total Amount
$245
General + Research + Ownership
Payments
3
Total payment records
General Amount
$245
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Pharmaceuticals, Inc. | $133 |
| ABBVIE INC. | $112 |
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: 2005-08-16
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 |
|---|---|---|---|---|
| I20050816000648 | I | Pediatric 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 60673)
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