Doctor profile · Federal record
Dr. William Weiss, MD, PC
Nephrology Physician (CMS: Nephrology) · Phoenix, AZ
- NPI 1881686368
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9321 W Thomas RD, Ste 400
Phoenix, AZ 850373399
(623) 537-5100
fax (623) 537-5200 - Mailing address
-
Po Box 6011
Goodyear, AZ 853380617
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- August 21, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Arizona #31284
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881686368. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,478
Distinct HCPCS
10
Medicare allowed
$216,374
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99458 |
Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes | 780 | 56 | $38 | |
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 711 | 64 | $46 | |
99454 |
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 511 | 76 | $47 | |
99457 |
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 488 | 64 | $46 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 487 | 66 | $60 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 270 | 119 | $123 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 90 | 13 | $332 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 74 | 12 | $77 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 25 | 17 | $115 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 16 | 16 | $174 |
In context: peer comparison
Among 25 peers in Phoenix Nephrology Physician, average services per provider: 153. This provider delivers 23× the peer median.Open Payments
Industry payments received
All-time total
$1,411
Transactions
46
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 11 | $345.17 | |
| Ardelyx, INC. | 5 | $211.63 | |
| Mallinckrodt Hospital Products INC. | 4 | $164.20 | |
| Otsuka America Pharmaceutical, INC. | 7 | $151.53 | |
| Travere Therapeutics, INC. | 2 | $150.66 | |
| Bayer Healthcare Pharmaceuticals INC. | 3 | $77.28 | |
| Daiichi Sankyo INC. | 3 | $70.66 | |
| Vifor Pharma, INC. | 3 | $58.94 | |
| Alexion Pharmaceuticals, INC. | 1 | $33.62 | |
| Opko Pharmaceuticals, LLC | 2 | $29.93 | |
| Akebia Therapeutics INC | 1 | $24.19 | |
| Novartis Pharmaceuticals Corporation | 1 | $22.83 | |
| Alnylam Pharmaceuticals INC. | 1 | $21.02 | |
| Aurinia Pharma U.S., INC. | 1 | $17.92 | |
| Calliditas Therapeutics US INC. | 1 | $17.52 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,791
Patients
566
Total drug cost
$153,425
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 289 | 83 | $1,983 |
| Losartan Potassium | Generic | 270 | 91 | $2,603 |
| Amlodipine Besylate | Generic | 240 | 73 | $1,436 |
| Calcitriol | Generic | 202 | 58 | $3,014 |
| Lisinopril | Generic | 116 | 35 | $751 |
| Spironolactone | Generic | 99 | 30 | $696 |
| Veltassa (Patiromer Calcium Sorbitex) | Brand | 84 | 17 | $70,367 |
| Allopurinol | Generic | 74 | 25 | $1,012 |
| Hydralazine Hcl | Generic | 73 | 27 | $1,817 |
| Lokelma (Sodium Zirconium Cyclosilicate) | Brand | 71 | 21 | $59,713 |
Frequently asked questions
What is Dr. William Weiss's medical specialty?
Dr. William Weiss practices Nephrology Physician in Phoenix, AZ.
Where does Dr. William Weiss practice?
Dr. William Weiss practices at 9321 W Thomas RD, Phoenix, AZ 850373399. Office phone: 6235375100.
What is Dr. William Weiss's NPI?
Dr. William Weiss's National Provider Identifier (NPI) is 1881686368, issued by NPPES.
Does Dr. William Weiss accept Medicare assignment?
Yes. Dr. William Weiss accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Weiss commonly perform?
Top Medicare-reported procedures in 2023: Management using the results of remote vital sign monitoring per calendar month (HCPCS 99458); Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (HCPCS 99454). Source: CMS Medicare Physician & Other Practitioners file.