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About this NPIWhat this record shows.
NPI 1639589351 is registered to Elizabeth Williams-Drueding DO, a Internal Medicine practising at 700 S Henderson Rd Ste 108 in King Of Prussia, Pennsylvania. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Elizabeth Williams-Drueding DO has been enumerated in the National Provider Identifier (NPI) registry since 2014.
Provider type
Individual (Type 1)
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 Elizabeth Williams-Drueding DO accepts. To confirm in-network status with your specific health plan, contact Elizabeth Williams-Drueding DO directly at (484) 923-9176.
Frequently asked
Yes. NPI 1639589351 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 (484) 923-9176.
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. Elizabeth Williams-Drueding DO is a Type-1 individual NPI.
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