Individual
WILLIAM HENRY MAZZARELLA JR.
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
COUNSELOR
Contact information
Practice address
2456 E ST, SAN DIEGO, CA 92102-2024
(619) 503-7680
Mailing address
2955 COMMERCIAL ST APT 2, SAN DIEGO, CA 92113-1364
(619) 380-0560
Taxonomy
Speciality
Code
Description
License number
State
163WA0400X
Addiction (Substance Use Disorder) Registered Nurse
Primary
530630
CA
Other
Enumeration date
06/11/2007
Last updated
07/17/2025
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