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About this NPIWhat this record shows.
NPI 1770476988 is registered to Crystal Marroquin Lmsw, a Social Worker practising at 4925 Greenville Ave Ste 1050 in Dallas, Texas. Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Crystal Marroquin Lmsw has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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 Crystal Marroquin Lmsw accepts. To confirm in-network status with your specific health plan, contact Crystal Marroquin Lmsw directly at (214) 918-1999.
Frequently asked
Yes. NPI 1770476988 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Social Worker 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 (214) 918-1999.
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. Crystal Marroquin Lmsw is a Type-1 individual NPI.
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