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About this NPIWhat this record shows.
NPI 1891983185 is registered to Richard A Williams, a healthcare organisation classified as "Obstetrics & Gynecology" and located at 1334 W Covina Blvd Ste 102 in San Dimas, California. The organisation's authorised official is Richard Williams. The organisation has been enumerated in the NPI registry since 2007.
Provider type
Organisation (Type 2)
Status
Active
Enumerated
2007-10-11
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This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Richard A Williams accepts. To confirm in-network status with your specific health plan, contact Richard A Williams directly at (909) 599-8677.
Frequently asked
Yes. NPI 1891983185 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions.
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 (909) 599-8677.
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. Richard A Williams is a Type-2 organisational NPI.
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