Doctor profile · Federal record
Dr. Omar Atassi, M.D.
Urology Physician (CMS: Urology) · Neenah, WI
- NPI 1154380046
- Accepts Medicare
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1265 W American Dr Ste 100
Neenah, WI 54956
(920) 886-8979 - Additional location
-
752 N High Point RD
Madison, WI 537172236
(608) 824-4000
fax (608) 824-4671 - Mailing address
-
3 Neenah Ctr
Neenah, WI 549563070
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- August 26, 2025
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 208800000X — NUCC code
- State license (1)
- Wisconsin #37516-020
- Medicaid
- WI #1154380046
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154380046. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
553
Distinct HCPCS
10
Medicare allowed
$45,919
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J9217 |
Leuprolide acetate (for depot suspension), 7.5 mg | 172 | 22 | $170 | |
36415 |
Insertion of needle into vein for collection of blood sample | 64 | 33 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 63 | 40 | $85 | |
84153 |
Psa (prostate specific antigen) measurement, total | 50 | 27 | $18 | |
52000 |
Diagnostic exam of bladder and urethra using an endoscope | 40 | 29 | $73 | |
96402 |
Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | 39 | 25 | $32 | |
81003 |
Automated urinalysis test | 35 | 32 | $2 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 23 | $121 | |
74018 |
X-ray of abdomen, 1 view | 27 | 27 | $20 | |
51798 |
Ultrasound measurement of bladder capacity after voiding | 23 | 21 | $10 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 142. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$60
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Tempus AI, Inc | 1 | $24.29 | |
| ABBVIE INC. | 1 | $18.78 | |
| Astellas Pharma US Inc | 1 | $16.80 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,394
Patients
371
Total drug cost
$663,998
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 512 | 159 | $10,992 |
| Finasteride | Generic | 396 | 121 | $7,507 |
| Myrbetriq (Mirabegron) | Brand | 99 | 20 | $61,120 |
| Solifenacin Succinate | Generic | 75 | 25 | $4,740 |
| Alfuzosin Hcl Er (Alfuzosin Hcl) | Brand | 44 | 15 | $949 |
| Xtandi (Enzalutamide) | Brand | 35 | 0 | $477,026 |
| Doxazosin Mesylate | Generic | 33 | 11 | $812 |
| Abiraterone Acetate | Generic | 31 | 0 | $85,305 |
| Methenamine Hippurate | Generic | 31 | 0 | $2,165 |
| Alendronate Sodium | Generic | 25 | 0 | $313 |
Hospital affiliations
Frequently asked questions
What is Dr. Omar Atassi's medical specialty?
Dr. Omar Atassi practices Urology Physician in Neenah, WI.
Where does Dr. Omar Atassi practice?
Dr. Omar Atassi practices at 1265 W American Dr Ste 100, Neenah, WI 54956. Office phone: 9208868979.
What is Dr. Omar Atassi's NPI?
Dr. Omar Atassi's National Provider Identifier (NPI) is 1154380046, issued by NPPES.
Does Dr. Omar Atassi accept Medicare assignment?
Yes. Dr. Omar Atassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Omar Atassi commonly perform?
Top Medicare-reported procedures in 2023: Leuprolide acetate (for depot suspension), 7.5 mg (HCPCS J9217); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.