Professional Therapist

Dr. Dian R Allen, PH.D., LMFT

526 Tennessee St, Vallejo, California, 94590-4431

About Dr. Dian R Allen

Dr. Dian R Allen is a therapist based in Vallejo, California who is specialized in Professional Counselor. Active license number of Dr. Dian R Allen is 32508 for Marriage & Family Therapist in California. Her current practice location is 526 Tennessee St, Vallejo. Patients can reach her at 707-331-8551 or can fax her at 707-980-6576. Dr. Dian R Allen is PH.D., LMFT in Professional Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1174680805.

Dr. Dian R Allen is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

Dr. Dian R Allen 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 Dr. Dian R Allen
Specialization Professional Counselor
Credentials PH.D., LMFT
Gender Female
Practice Address: 526 Tennessee St,
Vallejo, CA - 94590-4431
Fax 707-980-6576

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 Number1174680805
NPI Enumeration Date: 02 Jan, 2007
NPI Last Update On: 02 Sep, 2023

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 Dr. Dian R Allen are as mentioned below.

License NumberSpecializationStateStatus
32508Marriage & Family Therapist CaliforniaPrimary
1300Professional Counselor CaliforniaSecondary

Other Medical Identifiers

Other legacy medical identifiers associated with Dr. Dian R Allen such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
286OtherCaliforniaMEDI-CAL STAFF BILLING #

Mailing Address

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

Dr. Dian R Allen
526 Tennessee St,
Vallejo, CA - 94590-4431
Phone: 707-331-8551

Book an Appointment with Dr. Dian R Allen

To schedule an appointment, contact Dr. Dian R Allen at 526 Tennessee St, Vallejo, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Dian R Allen:

Dian R Allen is a therapist specializing in Marriage & Family Therapist. She A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

Yes, Dian R Allen is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Dian R Allen practices at 526 Tennessee St, Vallejo, California, 94590-4431.

To schedule an appointment with Dian R Allen, please contact the office at 707-331-8551.

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