What is Michael O'callaghan's specialty?

Michael O'callaghan (NPI 1033256318) is a Medicare-billing provider whose primary specialty is Anesthesiology in Denver, CO.

Where does Michael O'callaghan practice?

Michael O'callaghan practices in Denver, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1033256318.

How much does Medicare pay Michael O'callaghan?

Michael O'callaghan (NPI 1033256318) received approximately $10K in total Medicare Part B payments, serving 45 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1033256318

Michael O'callaghanMD

AnesthesiologyDenver, COI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$19

Payment records

By payment type

Food and Beverage$19

Top paying entities

Food and Beverage$19

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 060014

Hospital

CCN 060032

Hospital

CCN 060100

Hospital

REFERRAL NETWORK

Where Michael O'callaghan'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). 1 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HCA HEALTHONE LLC	16	26

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
HCA HEALTHONE LLC	24	32
Marc Sarti Diagnostic Radiology · Lakewood, CO	12	18

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