Dr. Rosemary Kathleen Duffy
PSY.D. | Clinical Psychologist | 28+ years Exp
73 Princeton St Ste 314, North Chelmsford
Massachusetts, 01863-1558
978-251-3380 978-251-3308
Maps & DirectionsDr. Rosemary Kathleen Duffy is a North Chelmsford, Massachusetts based psychologist with 28 years of experience in Clinical Psychology. She completed her graduation in 1998. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Rosemary Kathleen Duffy is 7756 for Clinical Psychology in Massachusetts. Her current practice location is 73 Princeton St Ste 314, North Chelmsford. Patients can reach her at 978-251-3380 or can fax her at 978-251-3308. Dr. Rosemary Kathleen Duffy is PSY.D. in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1033276167.
Dr. Rosemary Kathleen Duffy 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.
Complete Profile:
Dr. Rosemary Kathleen Duffy 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. Rosemary Kathleen Duffy |
| Specialization: | Clinical Psychology |
| Gender: | Female |
| Credentials: | PSY.D. |
| Experience: | 28+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1998 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 73 Princeton St Ste 314, North Chelmsford,
Massachusetts, 01863-1558 |
| Phone: | 978-251-3380 |
| Fax: | 978-251-3308 |
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: | 4486608882 |
| Enrollment ID: | I20050309000214 |
| NPI Number: | 1033276167 |
| NPI Enumeration Date: | 01 Jan, 2007 |
| NPI Last Update On: | 24 Nov, 2012 |
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. Rosemary Kathleen Duffy are as mentioned below.
| License Number | Specialization | State | Status | |
| 7756 | Clinical Psychology | Massachusetts | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Rosemary Kathleen Duffy such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 370738 | Other | Massachusetts | MAGELLAN |
| 457897 | Other | Massachusetts | TUFTS HEALTH |
| W05961 | Other | Massachusetts | BLUE CROSS |
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. Rosemary Kathleen Duffy
3 Parker Dr,
Hudson, New Hampshire |
| Zip: | 03051-3414 |
| Phone Number: | 978-251-3380 |
Patients can reach Dr. Rosemary Kathleen Duffy at
73 Princeton St Ste 314, North Chelmsford, Massachusetts or can
call to book an appointment on 978-251-3380.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.