Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mr. Benjamin Carl Duncan, LCSW

Individual provider Clinical Social Worker · NPI 1780830125

Mr. Benjamin Carl Duncan, LCSW is a Clinical Social Worker in Phoenix, Arizona. Qualified in 1994, 32 years ago. Practices with Dhew Ind Hlth Sv Hlth Svs and Mntl Hlth Adm, a 223-clinician group and accepts Medicare assignment. Licensed in New Mexico.

Years since qualifying
32
Licensed in
NM
In the registry since
2008
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

4212 N 16th St
Phoenix, AZ 85016-5319
Phone: (602) 263-1200
Fax: (602) 263-1619
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence C-06491 (NM)

Record details

NPI number1780830125
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedAugust 18, 2008
Last updated in NPPESAugust 5, 2026
Certification dateAugust 5, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Dhew Ind Hlth Sv Hlth Svs And Mntl Hlth Adm — 223 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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