Therapist

Olivia Hersom

1145 Sagamore Ave, Portsmouth, New Hampshire, 03801-5585

About Olivia Hersom

Olivia Hersom is a therapist based in Portsmouth, New Hampshire who is specialized in Counselor. Her current practice location is 1145 Sagamore Ave, Portsmouth. Patients can reach her at 603-431-6703 or can fax her at 603-430-3753. Olivia Hersom NPI number (Unique professional ID assigned by NPPES) is 1952012486.

Olivia Hersom is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Practice Information

Olivia Hersom speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Olivia Hersom
Specialization Counselor
Gender Female
Practice Address: 1145 Sagamore Ave,
Portsmouth, NH - 03801-5585
Fax 603-430-3753

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.

NPI Number1952012486
NPI Enumeration Date: 06 Dec, 2022
NPI Last Update On: 06 Dec, 2022

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Olivia Hersom are as mentioned below.

License NumberSpecializationStateStatus
Counselor Primary

Other Medical Identifiers

Other legacy medical identifiers associated with Olivia Hersom such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
3078870MedicaidNew Hampshire

Mailing Address

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

Olivia Hersom
1145 Sagamore Ave,
Portsmouth, NH - 03801-5585
Phone: 603-431-6703
Fax: 603-430-3753

Book an Appointment with Olivia Hersom

To schedule an appointment, contact Olivia Hersom at 1145 Sagamore Ave, Portsmouth, New Hampshire or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Olivia Hersom:

Olivia Hersom is a therapist specializing in Counselor. She is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Yes, Olivia Hersom is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Olivia Hersom practices at 1145 Sagamore Ave, Portsmouth, New Hampshire, 03801-5585.

To schedule an appointment with Olivia Hersom, please contact the office at 603-431-6703.

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