PROVIDER PROFILE · NPI 1831171560

John Grechus

Obstetrics & GynecologyFarmington, MOI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$499

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Estradiol17 claims

Oxybutynin Chloride13 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Grechus'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Maryland Heights, MO	67	167
PARKLAND HEALTH CENTER	32	77
WASHINGTON COUNTY MEMORIAL HOSPITAL	30	79
FARMINGTON MISSOURI HOSPITAL COMPANY, LLC	17	41
Danielle Andrews Family Practice · Farmington, MO	14	35
WASHINGTON COUNTY MEMORIAL HOSPITAL	14	28
Troy Avendanio Diagnostic Radiology · Farmington, MO	13	23
IRON COUNTY HOSPITAL DISTRICT	12	51
HARRIS, ALAN	11	15

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