What is John Richart's specialty?

John Richart (NPI 1659480242) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in St Louis, MO.

Where does John Richart practice?

John Richart practices in St Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1659480242.

How much does Medicare pay John Richart?

John Richart (NPI 1659480242) received approximately $34K in total Medicare Part B payments, serving 122 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659480242

John RichartMD

Hematology-OncologySt Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

162

Unique beneficiaries

—

Total services

378

Distinct HCPCS

Medicare payment

$30K

Peer benchmark

Total Medicare services vs. 155 Hematology-Oncology providers in MO — bottom quintile (cohort median 981).

PRESCRIBING · PART D · 2024

Total Rx claims

551

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

43.2%

Top prescribed drugs

Valacyclovir Hcl44 claims

Sulfamethoxazole/Trimethoprim36 claims

Morphine Sulfate35 claims

Oxycodone Hcl32 claims

Venetoclax30 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

68.5

Cost

72.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where John Richart's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Steven Pincus Hematology-Oncology · Saint Louis, MO	55	587
Nishant Poddar Hematology-Oncology · Ballwin, MO	46	275
JALLAD, BASSEL	41	199
GARRETT, ROBERT	36	119
Yifan Tu Hematology-Oncology · St. Louis, MO	35	305
Vilaas Shetty Diagnostic Radiology · Saint Louis, MO	34	138
MEHDIRAD, ALI	28	143
Yihua Zhou Diagnostic Radiology · Saint Louis, MO	28	102
Martin Reis Nuclear Medicine · Saint Louis, MO	27	86
Scott Ferreira Clinical Cardiac Electrophysiology · Springfield, MO	24	85
Nadeem Parkar Diagnostic Radiology · Saint Louis, MO	20	58
Katherine Robbins Pathology · Saint Louis, MO	19	78

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events