Dr. William Derry Heasley
PSY.D. | Clinical Psychologist | 31+ years Exp
85 Eastern Ave, Suite 108, Gloucester
Massachusetts, 01930-1869
978-282-8281 978-282-1143
Maps & DirectionsDr. William Derry Heasley is a Gloucester, Massachusetts based psychologist with 31 years of experience in Clinical Psychology. He completed his graduation in 1995. 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 Derry Heasley is 7033 for Clinical Psychology in Massachusetts. His current practice location is 85 Eastern Ave, Suite 108, Gloucester. Patients can reach him at 978-282-8281 or can fax him at 978-282-1143. Dr. William Derry Heasley is PSY.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1588728513.
Dr. William Derry Heasley 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.
Complete Profile:
Dr. William Derry Heasley speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. William Derry Heasley |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PSY.D. |
| Experience: | 31+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1995 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 85 Eastern Ave, Suite 108, Gloucester,
Massachusetts, 01930-1869 |
| Phone: | 978-282-8281 |
| Fax: | 978-282-1143 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 5698747178 |
| Enrollment ID: | I20040806000591 |
| NPI Number: | 1588728513 |
| NPI Enumeration Date: | 21 Dec, 2006 |
| NPI Last Update On: | 20 Jun, 2013 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William Derry Heasley are as mentioned below.
| License Number | Specialization | State | Status | |
| 7033 | Clinical Psychology | Massachusetts | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. William Derry Heasley such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| W05600 | Other | Massachusetts | CLINICAL PSYCHOLOGIST |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. William Derry Heasley
85 Eastern Ave, Suite 108
Gloucester, Massachusetts |
| Zip: | 01930-1869 |
| Phone Number: | 978-282-8281 |
| Fax Number: | 978-282-1143 |
Patients can reach Dr. William Derry Heasley at
85 Eastern Ave, Suite 108, Gloucester, Massachusetts or can
call to book an appointment on 978-282-8281.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.