Healthcare Provider Details

I. General information

NPI: 1134351869
Provider Name (Legal Business Name): WILLIAM J. DUFF M.A. LPC
Entity Type: Individual
Gender: Male
Sole Proprietor: Y

II. Dates (important events)

Enumeration Date: 08/13/2009
Last Update Date: 08/06/2026
Certification Date: 08/06/2026
Deactivation Date:
Reactivation Date:

III. Provider practice location address

13862 E LANGTRY LN
TUCSON AZ
85747-9635
US

IV. Provider business mailing address

13862 E LANGTRY LN
TUCSON AZ
85747-9635
US

V. Phone/Fax

Practice location:
  • Phone: 602-524-0036
  • Fax:
Mailing address:
  • Phone: 602-524-0036
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyN
Taxonomy Code101YP2500X
TaxonomyProfessional Counselor
License NumberLPC-24868
License Number StateAZ
# 2
Primary TaxonomyY
Taxonomy Code101YM0800X
TaxonomyMental Health Counselor
License NumberLPC-24868
License Number StateAZ

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: