Benjamin Carl Duncan, LCSW
Clinical Social Worker · Phoenix, AZ
Benjamin Carl Duncan, LCSW is a clinical social worker with a practice address in Phoenix, Arizona, and NPI 1780830125, issued on Aug 18, 2008. Check the license with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Benjamin Carl Duncan
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- C-06491 NM
Self-reported in NPPES; status is on the state search - Practice location
- 4212 N 16TH St, Phoenix, AZ 85016
- Phone
- (602) 263-1200
- Enumerated
- Aug 18, 2008
- Record last updated
- Aug 5, 2026
- Fax
- (602) 263-1619
- Medicare enrollment
- Enrolled (PECOS I20081014000402); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 3,200 in Arizona → Look up another NPI →
Also registered at 4212 N 16TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrea Aarseth, RNCritical Care Medicine Registered Nurse1235297292
- Deirdre Abellada, RN, PHNRegistered Nurse1710259395
- Joby Abraham, RNRegistered Nurse1376814046
- Frederick Abramek, MS, PHARMACISTPharmacist1528278736
- Karen AcostaRegistered Nurse1659748671
- Danton AdairRegistered Nurse1114387917
Verify Benjamin Carl Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Dhew Ind Hlth SV Hlth Svs And Mntl Hlth AdmPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Carl Duncan among 3,200 clinical social worker records in Arizona
Benjamin Carl Duncan, LCSW is one of 3,200 clinical social worker records with a practice address in Arizona. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 23% of them.
- NPI issued2008 · 23% of these records are older, 73% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 20% of these records are
- Graduated1994 · median 2011 among the 648 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
777 clinical social worker records list a practice address in Phoenix
They are 777 of the 31,399 NPPES records with a practice address in Phoenix, and 3,200 clinical social worker records in Arizona.
All 3,200 in Arizona → Every provider in Phoenix → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Lorraine Alvarez, LCSWPhoenix, AZ 850161578656013
- Lauren Cook, LCSWPhoenix, AZ 850161811083777
- Antonio Dacosta, LCSWPhoenix, AZ 850161851510812
- Jennifer Diaz, LCSWPhoenix, AZ 850161952515215
- Jandely EichPhoenix, AZ 850161700929783
- Diane Jenkins, LCSWPhoenix, AZ 850161588758056
- Charles Kennedy, LCSWPhoenix, AZ 850161902981624
- Vickey Lorentz, LCSWPhoenix, AZ 850161043309073
Common questions
What is Benjamin Carl Duncan, LCSW's NPI number?
Benjamin Carl Duncan, LCSW's National Provider Identifier (NPI) is 1780830125, issued on Aug 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Carl Duncan, LCSW located?
The NPPES record lists a practice address at 4212 N 16TH St, Phoenix, AZ, 85016. Phone: (602) 263-1200. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Carl Duncan, LCSW's license?
Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.