What is John O'connor's specialty?

John O'connor (NPI 1649249806) is a Medicare-billing provider whose primary specialty is Gastroenterology in Sellersville, PA.

Where does John O'connor practice?

John O'connor practices in Sellersville, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1649249806.

How much does Medicare pay John O'connor?

John O'connor (NPI 1649249806) received approximately $203K in total Medicare Part B payments, serving 626 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649249806

John O'connorD.O.

PRACTICEGRAND VIEW HOSPITALSee all providers at this practice →

GastroenterologySellersville, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

992

Unique beneficiaries

—

Total services

5,550

Distinct HCPCS

Medicare payment

$181K

Peer benchmark

Total Medicare services vs. 771 Gastroenterology providers in PA — top quintile (cohort median 585).

PRESCRIBING · PART D · 2024

Total Rx claims

1,728

Beneficiaries

—

Total drug cost

$321K

Distinct drugs

Brand share

12.8%

Top prescribed drugs

Pantoprazole Sodium653 claims

Famotidine410 claims

Omeprazole133 claims

Dicyclomine Hcl93 claims

Linaclotide48 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where John O'connor'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). 32 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
EINSTEIN MEDICAL CENTER MONTGOMERY	145	502
MERCY SUBURBAN HOSPITAL	125	326
EINSTEIN MONTGOMERY SURGERY CENTER LLC	84	171
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	74	250
Louis Boxer Anesthesiology · Philadelphia, PA	63	128
Ana Interrante Certified Registered Nurse Anesthetist (CRNA) · New Castle, DE	36	62
Michael Dutka Diagnostic Radiology · Hamilton, NJ	32	74
William Mechanic Diagnostic Radiology · Hamilton, NJ	23	44
Paul Belser Pathology · East Norriton, PA	22	50
Albert Janke Cardiology · Blue Bell, PA	20	49
Howard Cobert Cardiology · East Norriton, PA	20	34
MANDELL, DELAINE	18	28

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