Dawn M Williamson

PCNS | Nurse Practitioner - Psych/Mental Health | 21+ years Exp

55 Fruit St, Boston
  Massachusetts, 02114-2621
617-643-2307
Accepts Medicare Nurse Anesthetist in Boston, Massachusetts.
Dawn M Williamson is a Boston, Massachusetts based nurse practitioner with 21 years of experience in Psych/Mental Health. She completed her graduation in 2005. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dawn M Williamson is RN217173 for Psych/Mental Health in Massachusetts. Her current practice location is 55 Fruit St, Boston. Patients can reach her at 617-643-2307. Dawn M Williamson is PCNS with specialization in Psych/Mental Health and her NPI number (Unique professional ID assigned by NPPES) is 1912987074.
Dawn M Williamson provides a full range of primary mental health care services, including biopsychosocial assessment and diagnosis of patients with mental illness and co-occurring disorders. Treatment modalities include both medication and psychotherapeutic management. Psych/Mental Health Nurse Practitioner (PMHNP) works in a variety of settings, including inpatient, emergency and community-based mental health services.
Complete Profile:
Dawn M Williamson speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Dawn M Williamson
Specialization: Psych/Mental Health Nurse Practitioner (PMHNP)
Gender:Female
Credentials: PCNS
Experience: 21+ years
Medical School Attended:Other
Graduation Year:2005
Accepts Medicare Assignment:Yes
Practice Address:55 Fruit St, Boston,
Massachusetts, 02114-2621
Phone:617-643-2307
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: 3173537834
Enrollment ID: I20060201000726
NPI Number: 1912987074
NPI Enumeration Date: 17 Jan, 2006
NPI Last Update On: 15 Oct, 2025

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dawn M Williamson are as mentioned below.
License NumberSpecializationStateStatus
RN217173Psych/Mental Health MassachusettsPrimary
RN217173Clinical Nurse Specialist MassachusettsSecondary
Hospital Affiliation:
NPs can be affiliated to many hospitals whom they worked with in the past or are presently working with. One NP can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) State Hospital Type
(220017)Boston, MAAcute Care Hospital
Group Practice:
Group practices are practice of medicine by a group of NPs who share their premises and other resources. Following list states all the group name with which Dawn M Williamson is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Steward Medical Group Inc (2860688728)1580
Other Medical Identifiers:
Other legacy medical identifiers associated with Dawn M Williamson such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
110125732AMedicaidMassachusetts
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Dawn M Williamson
55 Fruit St,
Boston, Massachusetts
Zip: 02114-2621
Phone Number: 617-643-2307
Patients can reach Dawn M Williamson at 55 Fruit St, Boston, Massachusetts or can call to book an appointment on 617-643-2307.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.