MRS. VIVIAN C AGUMADU (MD) – Internal Medicine Physician, NPI 1679711949
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
8,828 INTERNAL MEDICINE in IL
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Provider Addresses for MRS. VIVIAN C AGUMADU (MD)
Mercyhealth Hospital–Rockton Avenue, 2400, North Rockton Avenue, Rockford, Winnebago County, Illinois, 61103, United States
ROCKFORD, IL 611033655
Phone: (815) 971-6331
Type: Location
7635, Tanglecrest Drive, Dallas, Dallas County, Texas, 75254, United States
DALLAS, TX 752548020
Phone: (214) 762-6767
Type: Mailing
5200 HARRY HINES BLVD
DALLAS, TX 752357709
Phone: (214) 590-8000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-01-17
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 |
|---|---|---|---|---|
| I20231129000482 | I | Internal Medicine | IL | TBD |
| I20240117004322 | I | Internal Medicine | TX | 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 61103)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | IN | |
| Family Practice | MA | |
| - | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX |
Reviews
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