Joseph Martinez-Williams
Also known as
- Formerly known asWilliams, Joseph
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1003303447 is registered to Joseph Martinez-Williams, a Professional Counselor practising at 101 Q St Ne in Washington, Washington DC. Professional Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Joseph Martinez-Williams has been enumerated in the National Provider Identifier (NPI) registry since 2018.
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 Joseph Martinez-Williams accepts. To confirm in-network status with your specific health plan, contact Joseph Martinez-Williams directly at (202) 674-2256.
Frequently asked
Yes. NPI 1003303447 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Professional Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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 (202) 674-2256.
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. Joseph Martinez-Williams is a Type-1 individual NPI.