Psychologist | Clinical Psychology | 47+ years experience

Dr. William Zella, PHD

169 Libbey Industrial Pkwy, 2nd Floor, Weymouth, Massachusetts, 02189-3101

About Dr. William Zella

Dr. William Zella is a psychologist based in Weymouth, Massachusetts with 47 years of experience in Clinical Psychology. He completed his graduation in 1979. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. William Zella is 6702 for Health Service Psychology in Massachusetts. His current practice location is 169 Libbey Industrial Pkwy, 2nd Floor, Weymouth. Patients can contact him at 781-682-1060 or can fax him at 781-682-1061. Dr. William Zella, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1750461109.

Dr. William Zella is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. William Zella's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. William Zella
Specialization Clinical Psychology
Credentials PHD
Accepts Medicare Assignment Yes
Experience 47+ years
Graduation Year 1979
Gender Male
Practice Address: 169 Libbey Industrial Pkwy, 2nd Floor
Weymouth, MA - 02189-3101
Fax 781-682-1061

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 9032134838
Enrollment ID I20051011000597
NPI Number1750461109
NPI Enumeration Date: 17 Oct, 2006
NPI Last Update On: 11 Sep, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. William Zella are as mentioned below.

License NumberSpecializationStateStatus
6702Health Service Psychology MassachusettsPrimary
6702Clinical Psychology MassachusettsSecondary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dr. William Zella is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Pinnacle Health Management Llp (7214974708)22

Other Medical Identifiers

Other professional identifiers associated with Dr. William Zella such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
W06249OtherMassachusettsBCBS PROVIDER NUMBER
6100775OtherEVERCARE PROVIDER NUMBER

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. William Zella
169 Libbey Industrial Pkwy, 2nd Floor
Weymouth, MA - 02189-3101
Phone: 781-682-1060
Fax: 781-682-1061

Book an Appointment with Dr. William Zella

To schedule an appointment, contact Dr. William Zella at 169 Libbey Industrial Pkwy, 2nd Floor, Weymouth, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. William Zella:

Dr. William Zella is a psychologist specializing in Health Service Psychology. He is certified/licensed at the independent practice level in his/her state, and is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).

Dr. William Zella has approximately 47 years of experience in Health Service Psychology.

Yes, Dr. William Zella accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. William Zella is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. William Zella practices at 169 Libbey Industrial Pkwy, 2nd Floor, Weymouth, Massachusetts, 02189-3101.

To schedule an appointment with Dr. William Zella, please contact the office at 781-682-1060.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.