Mary K O'callaghan DO PC
About this NPIWhat this record shows.
NPI 1467650614 is registered to Mary K O'callaghan DO PC, a healthcare organisation classified as "Internal Medicine" and located at 922 Lawndale St in Ludington, Michigan. The organisation's authorised official is Mary O'callaghan. The organisation has been enumerated in the NPI registry since 2007.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 5530004MI· Issued by BCBS #
- DG2738MI· Issued by MEDICARE RR GROUP
- 1155300045MI· Issued by BC GROUP
Medicaid
- 2736118MI
Source: NPPES public registry.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mary K O'callaghan DO PC accepts. To confirm in-network status with your specific health plan, contact Mary K O'callaghan DO PC directly at (231) 845-7380.
Frequently asked
Yes. NPI 1467650614 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (231) 845-7380.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mary K O'callaghan DO PC is a Type-2 organisational NPI.