MARIA PAULA RUIZ (D.O.) – Gynecologic Oncology Physician, NPI 1811330897
Gynecologic Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
43 GYNECOLOGICAL ONCOLOGY in WI
Provider Addresses for MARIA PAULA RUIZ (D.O.)
704 S Webster Ave
Green Bay, WI 543013528
Phone: (920) 433-3430
Type: Location
6400 W NEWBERRY RD STE 103
GAINESVILLE, FL 326054384
Phone: (352) 333-5946
Fax: (352) 333-5947
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 $54.
Total Amount is formed as General ($54) + Research ($0) + Ownership ($0) = $54.
Last reported payment date: 2024-02-20 • Largest payer in this snapshot: Boston Scientific Corporation ($22).
Total Amount
$54
General + Research + Ownership
Payments
3
Total payment records
General Amount
$54
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $22 |
| Merck Sharp & Dohme LLC | $17 |
| Olympus America Inc. | $16 |
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: 2025-01-08
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 |
|---|---|---|---|---|
| I20200609001721 | I | Obstetrics/Gynecology | FL | TBD |
| I20250108001972 | I | Gynecological Oncology | WI | 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 54301)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | WI | |
| - | WI | |
| Nurse Practitioner | WI | |
| Physical Therapist In Private Practice | WI | |
| - | WI | |
| - | WI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WI | |
| Nurse Practitioner | WA | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Physical Therapist In Private Practice | WI |
Reviews
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