TZU-YING FENG LPCC
NPI 1932656188
Counselor - Mental Health in San Carlos, CA

NPI Status: Active since September 06, 2016

Contact Information

1033 LAUREL ST
SAN CARLOS, CA
ZIP 94070
Phone: (408) 368-5159

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  • Individual
  • Female
  • Counselor
  • Mental Health

About TZU-YING FENG

This page provides the complete NPI Profile along with additional information for Tzu-ying Feng, a provider established in San Carlos, California with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1932656188 assigned on September 2016. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1932656188
Provider Name
TZU-YING FENG LPCC
Other Name
MAYA FENG
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
1033 LAUREL ST SAN CARLOS, CA 94070
Location Phone
(408) 368-5159
Mailing Address
1303 SAN CARLOS AVE SAN CARLOS, CA 94070
Mailing Phone
(408) 368-5159
Is Sole Proprietor?
Yes
Enumeration Date
09-06-2016
Last Update Date
03-03-2025
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A mental health counselor like Tzu-ying Feng provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers

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)
1101YP2500XBehavioral Health & Social Service Providers

Counselor
Professional

590 (CA)

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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 1932656188, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
9
Unchanged
Pos 3
3
Doubled → 6
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
5
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
8
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 3 → 6 6 → 12 → 3 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 6 + 2 + 1 + 2 + 5 + 1 + 2 + 1 + 1 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1932656188.

Other Providers at the Same Location


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

Psychologist (Clinical)
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Social Worker (Clinical)
1033 LAUREL ST
SAN CARLOS, CA 94070
Peer Specialist
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Social Worker
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Social Worker (Clinical)
1033 LAUREL ST
SAN CARLOS, CA 94070
Student in an Organized Health Care Education/Training Program
1033 LAUREL ST
SAN CARLOS, CA 94070
Social Worker (Clinical)
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Student in an Organized Health Care Education/Training Program
1033 LAUREL ST
SAN CARLOS, CA 94070
Marriage & Family Therapist
1033 LAUREL ST
SAN CARLOS, CA 94070
Student in an Organized Health Care Education/Training Program
1033 LAUREL ST
SAN CARLOS, CA 94070
Student in an Organized Health Care Education/Training Program
1033 LAUREL ST
SAN CARLOS, CA 94070
Student in an Organized Health Care Education/Training Program
1033 LAUREL ST
SAN CARLOS, CA 94070

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1932656188, enumerated as an "individual" on September 06, 2016.

The provider is located at 1033 LAUREL ST SAN CARLOS, CA 94070 and the phone number is (408) 368-5159.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.