RxDoctor Payments Data

Philip Knorr, MD

Urology · Freedom, CANPI 1801981485

Payments from drug & device makers

$542in general payments, 2019–2025

Across 22 payments — averaging $24.63 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • Astellas Pharma US Inc$214
  • Boston Scientific$78
  • Bayer$75
  • Urogen Pharma, Inc.$27
  • Accord Healthcare, Inc.$25
  • Sumitomo Pharma America, Inc.$22
  • plus $100 from 6 others

What the payments were for

  • Food & beverage$42879%
  • Education$11421%

Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.

General payments by program year

19
20
21
22
23
24
25

Who reported the general payments

Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.

How this compares

$542 in reported general payments places this provider in the 25th percentile of 1,324 urology providers in California.

See all urology providers in California

Medicare billing

Part B allowed, 2024
$183,823
Medicare patients
489
Services billed
19,838

What this is not: this is the amount Original Medicare Part B allowed for services this provider billed in 2024. It is not their income. It excludes Medicare Advantage — now more than half of all Medicare enrollment — along with Medicaid and all commercial insurance, and it is gross practice revenue before staff, rent, supplies and malpractice premiums. CMS also suppresses any figure covering ten or fewer patients, so low-volume providers appear smaller than they are.

Most prescribed under Part D

DrugClaimsCost to plans & patients
MyrbetriqMirabegron126$109,590
ElmironPentosan Polysulfate Sodium30$27,263
Tamsulosin Hcl649$9,720
Finasteride498$6,597
Oxybutynin Chloride ErOxybutynin Chloride288$6,466
Imipramine Hcl199$3,732
Solifenacin Succinate41$2,002
Dutasteride17$1,475
Estradiol23$1,403
Potassium Citrate ErPotassium Citrate18$1,314
Oxybutynin Chloride50$941
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst44$853
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip21$296
Ciprofloxacin Hcl53$267
Allopurinol21$260

Paid to pharmacies, not to this prescriber.

Companies that both paid and supply prescribed drugs

These companies both reported payments to this provider and make drugs the provider prescribed under Medicare Part D in 2024. For most specialties this overlap is expected — a cardiologist who is paid by a cardiology drugmaker also treats heart disease. It is shown so the reader can see it, not because it implies anything on its own.

CompanyPaid to this providerPart D cost of their drugs
Astellas Pharma US IncMyrbetriq$214$109,590126 claims

Reading this fairly. The Part D column is what drug plans and patients paid pharmacies — this provider received none of it, and it reflects how many patients they treat and what those drugs cost. Against peers, this provider's reported payments sit in the 25th percentile of 1,324 urology providers in California.

Other urology in Freedom

See the full list for California

Where these figures come from

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