RxDoctor Payments Data

Louis Dieffenbach, MD

Obstetrics & Gynecology · Spring Hill, FLNPI 1699784587

Payments from drug & device makers

$511in general payments, 2019–2025

Across 16 payments — averaging $31.93 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • Astellas Pharma US Inc$99
  • Myovant Sciences Inc.$97
  • AbbVie$93
  • Pfizer$86
  • Exact Sciences$35
  • Therapeuticsmd, Inc.$32
  • plus $68 from 3 others

What the payments were for

  • Food & beverage$39477%
  • Education$11623%

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
22
23
24

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

$511 in reported general payments places this provider in the 35th percentile of 2,438 obstetrics & gynecology providers in Florida.

See all obstetrics & gynecology providers in Florida

Medicare billing

Part B allowed, 2024
$33,011
Medicare patients
280
Services billed
513

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
PremarinEstrogens, Conjugated62$30,485
Estradiol168$7,472
YuvafemEstradiol14$3,295
PremproEstrogen,con/M-Progest Acet11$2,563
Estradiol (Once Weekly)Estradiol17$1,474
Estradiol (Twice Weekly)Estradiol11$1,233
Drospirenone-Ethinyl EstradiolEthinyl Estradiol/Drospirenone14$651
SynthroidLevothyroxine Sodium11$617
Hydrocortisone Valerate14$523
ProgesteroneProgesterone, Micronized16$462
Alprazolam69$334
Alendronate Sodium11$261
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst12$204
Clobetasol Propionate12$198
Zolpidem Tartrate23$188

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
PfizerPremarin, Prempro$86$33,04773 claims
AbbVieSynthroid$93$61711 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 35th percentile of 2,438 obstetrics & gynecology providers in Florida.

Other obstetrics & gynecology in Spring Hill

See the full list for Florida

Where these figures come from

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