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About this NPIWhat this record shows.
NPI 1881903839 is registered to Housecall Doctors Of The Mainline LLC, a healthcare organisation classified as "Internal Medicine" and located at 243 Torrey Pine Ct in West Chester, Pennsylvania. The organisation's authorised official is Marcus Williams. The organisation has been enumerated in the NPI registry since 2010.
Provider type
Organisation (Type 2)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Housecall Doctors Of The Mainline LLC accepts. To confirm in-network status with your specific health plan, contact Housecall Doctors Of The Mainline LLC directly at (610) 425-1165.
Frequently asked
Yes. NPI 1881903839 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 (610) 425-1165.
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. Housecall Doctors Of The Mainline LLC is a Type-2 organisational NPI.
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