Doctor profile · Federal record
Dr. Wael Hassan, M.D.
Nephrology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Marinette, WI
- NPI 1821230178
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3003 University Dr
Marinette, WI 541434110
(715) 735-4200 - Additional location
-
9900 N Central Expy Ste 215
Dallas, TX 752310929
(214) 396-4950
fax (214) 613-2925 - Mailing address
-
Po Box 735044
Chicago, IL 606735044
Credentials & registration
- NPI registered
- April 2009 — 17 yrs on file
- Profile last updated
- June 27, 2024
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State licenses (2)
- Wisconsin #55397 · Wisconsin #55397-20
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821230178. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
811
Distinct HCPCS
10
Medicare allowed
$128,085
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 250 | 151 | $171 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 170 | 59 | $113 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 95 | 79 | $123 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 87 | 18 | $296 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 54 | 21 | $218 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 52 | 46 | $166 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 32 | 24 | $73 | |
36415 |
Insertion of needle into vein for collection of blood sample | 24 | 13 | $6 | |
90935 |
Hemodialysis procedure with physician evaluation | 19 | 13 | $68 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 16 | 16 | $124 |
In context: peer comparison
Among 1 peers in Marinette Nephrology Physician, average services per provider: 73. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,521
Patients
422
Total drug cost
$129,979
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Torsemide | Generic | 243 | 73 | $5,650 |
| Calcitriol | Generic | 160 | 43 | $2,706 |
| Allopurinol | Generic | 157 | 44 | $1,931 |
| Losartan Potassium | Generic | 143 | 45 | $1,820 |
| Amlodipine Besylate | Generic | 122 | 39 | $759 |
| Furosemide | Generic | 113 | 24 | $777 |
| Potassium Chloride | Generic | 100 | 35 | $3,530 |
| Prosol (Parenteral Amino Acid 20% No.1) | Brand | 82 | 0 | $21,931 |
| Lisinopril | Generic | 72 | 20 | $436 |
| Metolazone | Generic | 70 | 22 | $2,356 |
Hospital affiliations
Frequently asked questions
What is Dr. Wael Hassan's medical specialty?
Dr. Wael Hassan practices Nephrology Physician in Marinette, WI.
Where does Dr. Wael Hassan practice?
Dr. Wael Hassan practices at 3003 University Dr, Marinette, WI 541434110. Office phone: 7157354200.
What is Dr. Wael Hassan's NPI?
Dr. Wael Hassan's National Provider Identifier (NPI) is 1821230178, issued by NPPES.
Does Dr. Wael Hassan accept Medicare assignment?
Yes. Dr. Wael Hassan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wael Hassan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.