Mary De Guzman LCSW
About this NPIWhat this record shows.
NPI 1669011748 is registered to Mary De Guzman LCSW, a Counselor practising at 650 E Indian School Rd in Phoenix, Arizona. Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mary De Guzman LCSW has been enumerated in the National Provider Identifier (NPI) registry since 2020.
Medicare enrollment
This provider holds 2 Medicare enrollments 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.
Practitioner
- I20260212003133Clinical Social WorkerHI
- I20260212004430Clinical Social WorkerAZ
Source: CMS PECOS public enrollment file.
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 Mary De Guzman LCSW accepts. To confirm in-network status with your specific health plan, contact Mary De Guzman LCSW directly at (602) 277-5551.
Frequently asked
Yes. NPI 1669011748 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
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 (602) 277-5551.
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. Mary De Guzman LCSW is a Type-1 individual NPI.