XINYIN WANG
NPI 1659251445
Marriage & Family Therapist in San Francisco, CA

NPI Status: Active since September 03, 2025

Contact Information

1235 MISSION ST
SAN FRANCISCO, CA
ZIP 94103
Phone: (415) 800-0699

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  • Individual
  • Marriage & Family Therapist

About XINYIN WANG

This page provides the complete NPI Profile along with additional information for Xinyin Wang, a provider established in San Francisco, California operating as a Marriage & Family Therapist. The healthcare provider is registered in the NPI registry with number 1659251445 assigned on September 2025. The practitioner's primary taxonomy code is 106H00000X with license number 156245 (CA). The provider is registered as an individual and their NPI record was last updated one year ago.

NPI
1659251445
Provider Name
XINYIN WANG
Gender
Entity Type
Individual
Location Address
1235 MISSION ST SAN FRANCISCO, CA 94103
Location Phone
(415) 800-0699
Mailing Address
8966 MASON AVE CHATSWORTH, CA 91311
Is Sole Proprietor?
No
Enumeration Date
09-03-2025
Last Update Date
09-03-2025
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A marriage and family therapist like Xinyin Wang help patients manage problems with their family and other relationships. Marriage and family therapists encourage clients to discuss their emotions and experiences and, develop strategies and skills to change behavior and cope with difficult situations. Many therapists apply cognitive behavioral therapy to help patients understand harmful thoughts, feelings, and also teach patients how to replace them with positive, life-enhancing ones.

Location Map

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

Marriage & Family Therapist

Taxonomy Code
106H00000X
Type
Behavioral Health & Social Service Providers
License No.
156245
License State
CA
Taxonomy Description
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.

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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 1659251445, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
6
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
Check
5
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 5 → 10 → 1 2 → 4 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 4 + 5 + 2 + 4 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1659251445.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Counselor
1235 MISSION ST
SAN FRANCISCO, CA 94103
Counselor
1235 MISSION ST, SUITE 200
SAN FRANCISCO, CA 94103
Psychologist (Clinical)
1235 MISSION ST
SAN FRANCISCO, CA 94103
Preventive Medicine (Public Health & General Preventive Medicine)
1235 MISSION ST, 1ST FLOOR
SAN FRANCISCO, CA 94103
Counselor (Mental Health)
1235 MISSION ST, PAES COUNSELING AND PRE-VOCATIONAL SERVICES
SAN FRANCISCO, CA 94103
Counselor
1235 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
1235 MISSION ST
SAN FRANCISCO, CA 94103
Rehabilitation Hospital
1235 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
1235 MISSION ST
SAN FRANCISCO, CA 94103
Counselor
1235 MISSION ST
SAN FRANCISCO, CA 94103
Psychologist
1235 MISSION ST
SAN FRANCISCO, CA 94103
Counselor
1235 MISSION ST, SECOND FLOOR
SAN FRANCISCO, CA 94103
Psychologist
1235 MISSION ST
SAN FRANCISCO, CA 94103
Community Health Worker
1235 MISSION ST
SAN FRANCISCO, CA 94103
Psychologist (Clinical)
1235 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
1235 MISSION ST
SAN FRANCISCO, CA 94103
Community Health Worker
1235 MISSION ST
SAN FRANCISCO, CA 94103
Contractor
1235 MISSION ST, 2ND FLOOR
SAN FRANCISCO, CA 94103
Community Health Worker
1235 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
1235 MISSION ST
SAN FRANCISCO, CA 94103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659251445, enumerated as an "individual" on September 03, 2025.

The provider is located at 1235 MISSION ST SAN FRANCISCO, CA 94103 and the phone number is (415) 800-0699.

Marriage & Family Therapist with taxonomy code 106H00000X.