THEODORA MAY BONSALL
NPI 1598278251
Social Worker - Clinical in Berkeley, CA

NPI Status: Active since November 15, 2017

Contact Information

3200 ADELINE ST
BERKELEY, CA
ZIP 94703
Phone: (510) 601-0203

Get Directions Write a Review

  • Individual
  • Female
  • Social Worker
  • Clinical

About THEODORA BONSALL

This page provides the complete NPI Profile along with additional information for Theodora Bonsall, a provider established in Berkeley, California with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1598278251 assigned on November 2017. The practitioner's primary taxonomy code is 1041C0700X with license number 135965 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1598278251
Provider Name
THEODORA MAY BONSALL
Gender
Female
Entity Type
Individual
Location Address
3200 ADELINE ST BERKELEY, CA 94703
Location Phone
(510) 601-0203
Mailing Address
1727 MARTIN LUTHER KING JR WAY STE 109 OAKLAND, CA 94612
Mailing Phone
(916) 949-9059
Is Sole Proprietor?
No
Enumeration Date
11-15-2017
Last Update Date
12-16-2025
Code Navigator

A clinical social worker like Theodora Bonsall is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

Location Map

Secondary Locations

  • 957 Industrial Rd Ste B
    San Carlos, CA 94070
    (650) 832-6900
  • 1151 A St
    Hayward, CA 94541
    (510) 300-3600
  • 1255 Allston Way
    Berkeley, CA 94702
    (510) 845-9010

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
135965
License State
CA
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1101Y00000XBehavioral Health & Social Service Providers

Counselor

 
2101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

111855 (CA)
3104100000XBehavioral Health & Social Service Providers

Social Worker

111855 (CA)
4104100000XBehavioral Health & Social Service Providers

Social Worker

 
5171M00000XOther Service Providers

Case Manager/Care Coordinator

 
6390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Reviews for THEODORA MAY BONSALL

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1598278251, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
2
Doubled → 4
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 2 → 4 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 1 + 8 + 8 + 4 + 7 + 1 + 6 + 2 + 1 + 0 + 24 = 69

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1598278251.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Counselor
3200 ADELINE ST
BERKELEY, CA 94703
Psychologist (Clinical)
3200 ADELINE ST, A BETTER WAY
BERKELEY, CA 94703
Counselor (Mental Health)
3200 ADELINE ST
BERKELEY, CA 94703
Counselor (Mental Health)
3200 ADELINE ST
BERKELEY, CA 94703
Marriage & Family Therapist
3200 ADELINE ST
BERKELEY, CA 94703
Marriage & Family Therapist
3200 ADELINE ST
BERKELEY, CA 94703
Marriage & Family Therapist
3200 ADELINE ST
BERKELEY, CA 94703
Psychologist (Clinical)
3200 ADELINE ST
BERKELEY, CA 94703
Psychologist (School)
3200 ADELINE ST
BERKELEY, CA 94703
Social Worker (Clinical)
3200 ADELINE ST
BERKELEY, CA 94703
Social Worker (Clinical)
3200 ADELINE ST
BERKELEY, CA 94703
Psychologist (School)
3200 ADELINE ST
BERKELEY, CA 94703
Social Worker (Clinical)
3200 ADELINE ST
BERKELEY, CA 94703
Marriage & Family Therapist
3200 ADELINE ST
BERKELEY, CA 94703
Psychologist (Clinical)
3200 ADELINE ST
BERKELEY, CA 94703
Counselor (Mental Health)
3200 ADELINE ST
BERKELEY, CA 94703
Student in an Organized Health Care Education/Training Program
3200 ADELINE ST
BERKELEY, CA 94703
Counselor (Mental Health)
3200 ADELINE ST
BERKELEY, CA 94703
Marriage & Family Therapist
3200 ADELINE ST
BERKELEY, CA 94703

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598278251, enumerated as an "individual" on November 15, 2017.

The provider is located at 3200 ADELINE ST BERKELEY, CA 94703 and the phone number is (510) 601-0203.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.