Dr. Andrew Hahn
PSY.D | Psychologist | 41+ years Exp
115 Worcester Ln, Waltham
Massachusetts, 02451-7538
781-274-6633 781-274-6644
Maps & DirectionsDr. Andrew Hahn is a Waltham, Massachusetts based psychologist with 41 years of experience in General Psychology. He completed his graduation in 1985. 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. Andrew Hahn is PY4357-PR for General Psychology in Massachusetts. His current practice location is 115 Worcester Ln, Waltham. Patients can reach him at 781-274-6633 or can fax him at 781-274-6644. Dr. Andrew Hahn is PSY.D in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1679620389.
Dr. Andrew Hahn is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.
Complete Profile:
Dr. Andrew Hahn 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. Andrew Hahn |
| Specialization: | General Psychology |
| Gender: | Male |
| Credentials: | PSY.D |
| Experience: | 41+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1985 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 115 Worcester Ln, Waltham,
Massachusetts, 02451-7538 |
| Phone: | 781-274-6633 |
| Fax: | 781-274-6644 |
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: | 8628231867 |
| Enrollment ID: | I20120525000060 |
| NPI Number: | 1679620389 |
| NPI Enumeration Date: | 04 Jan, 2007 |
| NPI Last Update On: | 21 Nov, 2017 |
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. Andrew Hahn are as mentioned below.
| License Number | Specialization | State | Status | |
| PY4357-PR | General Psychology | Massachusetts | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Andrew Hahn such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 142390 | Other | Massachusetts | MAGELLAN BEHAVIORAL HEALT |
| 008775 | Other | Massachusetts | VALUE OPTIONS |
| W04346 | Other | Massachusetts | BLUE CROSS BLUE SHIELD |
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. Andrew Hahn
115 Worcester Ln,
Waltham, Massachusetts |
| Zip: | 02451-7538 |
| Phone Number: | 781-891-7448 |
Patients can reach Dr. Andrew Hahn at
115 Worcester Ln, Waltham, Massachusetts or can
call to book an appointment on 781-274-6633.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.