MS. CHANTAL L WALKER (M.D.) – Pediatrics Physician, NPI 1508979725
Pediatrics Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MS. CHANTAL L WALKER (M.D.)
9235 Broadway
Merrillville, IN 464107046
Phone: (219) 769-6970
Fax: (219) 769-6768
Type: Location
PO BOX 781076
DETROIT, MI 482781076
Phone: (317) 528-4800
Fax: (317) 865-1479
Type: Mailing
1225 E COOLSPRING AVE STE 1C
MICHIGAN CITY, IN 463606312
Phone: (219) 861-5719
Fax: (219) 861-5774
Type: Location
9235 BROADWAY
MERRILLVILLE, IN 464107046
Phone: (219) 769-6970
Fax: (219) 769-6768
Type: Mailing
Portage, Box Elder County, Utah, 84331, United States
PORTAGE, IN 463689230
Phone: (219) 763-8112
Fax: (219) 764-3251
Type: Mailing
Lake Station, Lake County, Indiana, 46405, United States
LAKE STATION, IN 464052122
Phone: (219) 763-8112
Fax: (219) 764-3251
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $20.
Total Amount is formed as General ($20) + Research ($0) + Ownership ($0) = $20.
Last reported payment date: 2024-04-03 • Largest payer in this snapshot: PFIZER INC. ($20).
Total Amount
$20
General + Research + Ownership
Payments
1
Total payment records
General Amount
$20
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-03
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $20 |
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: 2014-03-31
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 |
|---|---|---|---|---|
| I20140331002059 | I | Pediatric Medicine | 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 46410)
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Reviews
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