WILLIAM A NAHHAS (MD) – Gynecologic Oncology Physician, NPI 1972569218
Preparing for Medicare enrollment?
Use our CMS-855 prep checklist: which form applies (855I, 855O, or 855A), readiness score, NPPES field map, and Section 12 documents. Reassignment uses CMS-855I Section 4F—not the discontinued CMS-855R form.
Open Medicare 855 Prep tool →Gynecologic Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Loading map...
Provider Addresses for WILLIAM A NAHHAS (MD)
725 UNIVERSITY BLVD
DAYTON, OH 454350001
Phone: (937) 245-7100
Fax: (937) 245-7999
Type: Mailing
Miami Valley Drive, Centerville, Montgomery County, Ohio, 45440, United States
SUITE 260
CENTERVILLE, OH 454594779
Phone: (937) 438-7800
Fax: (937) 438-7811
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $15.
Total Amount is formed as General ($15) + Research ($0) + Ownership ($0) = $15.
Last reported payment date: 2023-10-06 • Largest payer in this snapshot: Baxter Healthcare ($15).
Total Amount
$15
General + Research + Ownership
Payments
1
Total payment records
General Amount
$15
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Baxter Healthcare | $15 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
No Medicare enrollment or revalidation data available for this provider in our database.
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 45435)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OH | |
| Plastic And Reconstructive Surgery | OH | |
| - | OH | |
| - | OH | |
| - | OH | |
| Family Practice | OH | |
| - | OH | |
| - | OH | |
| - | ME | |
| - | OH |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.