Omar Atassi, M.D.
NPI 1154380046 · Urology Physician · Neenah, WI
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omar Atassi, M.D. is a Urology Physician provider in Neenah, WI (NPI 1154380046).
Provider details
- NPI number
- 1154380046
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 37516-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
337 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 57 | $85 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 50 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 49 | $120 |
| Psa (prostate Specific Antigen) Measurement, Total84153 | 45 | $18 |
| Administration of Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96402 | 38 | $33 |
| Automated Urinalysis Test81003 | 31 | $2 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 246 | 76 |
| Finasteride | 152 | 53 |
| Enzalutamidebrand: Xtandi | 85 | — |
| Mirabegronbrand: Myrbetriq | 69 | 11 |
| Darolutamidebrand: Nubeqa | 51 | — |
| Solifenacin Succinate | 48 | 19 |
| Abiraterone Acetate | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$60 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 752 N High Point RdMadison, WI 53717-2236Phone: (608) 824-4000Fax: (608) 824-4671
Registry dates
- Enumerated
- 2006-03-21
- Last updated
- 2025-08-26
- Certified
- 2025-08-26
Frequently asked questions
- What is Omar Atassi's NPI number?
- Omar Atassi's National Provider Identifier (NPI) is 1154380046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omar Atassi's specialty?
- Omar Atassi is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Omar Atassi located?
- Omar Atassi's practice location on file with NPPES is 1265 W American Dr Ste 100, Neenah, WI 54956.
- What is Omar Atassi's phone number?
- The practice phone number listed in the NPPES registry for Omar Atassi is (920) 886-8979.
- Does Omar Atassi accept Medicare?
- Omar Atassi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omar Atassi's NPI active?
- Yes — Omar Atassi's NPI (1154380046) is active in the NPPES registry as of the last update on 2025-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.