JENNIFER ZENG LCGC
NPI 1548972987
Genetic Counselor, MS in San Francisco, CA

NPI Status: Active since December 16, 2022

Contact Information

2425 GEARY BLVD
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 833-2000

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  • Individual
  • Female
  • Genetic Counselor, MS

About JENNIFER ZENG

This page provides the complete NPI Profile along with additional information for Jennifer Zeng, a provider established in San Francisco, California with a medical specialization in Genetic Counselor, Ms. The healthcare provider is registered in the NPI registry with number 1548972987 assigned on December 2022. The practitioner's primary taxonomy code is 170300000X with license number GC001694 (CA). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1548972987
Provider Name
JENNIFER ZENG LCGC
Gender
Female
Entity Type
Individual
Location Address
2425 GEARY BLVD SAN FRANCISCO, CA 94115
Location Phone
(415) 833-2000
Mailing Address
2425 GEARY BLVD SAN FRANCISCO, CA 94115
Is Sole Proprietor?
Yes
Enumeration Date
12-16-2022
Last Update Date
12-19-2022
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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

Genetic Counselor, MS

Taxonomy Code
170300000X
Type
Other Service Providers
License No.
GC001694
License State
CA
Taxonomy Description
A masters trained health care provider who collects and interprets genetic family histories; assesses the risk of disease occurrence or recurrence; identifies interventions to manage or ameliorate disease risk; educates about inheritance, testing, management, prevention, ethical issues, resources, and research; and counsels to promote informed choices and adaptation. Certification was established in 1993 by the American Board of Genetic Counseling and prior to that by the American Board of Medical Genetics. Requirements for experience, licensure, and job responsibilities vary among the states.

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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 1548972987, we treat the final digit (7) 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 83. The final step is to find the difference between that total and the next multiple of ten (90 - 83 = 7).

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
4
Doubled → 8
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
7
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 4 → 8 9 → 18 → 9 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 1 + 8 + 7 + 4 + 9 + 1 + 6 + 24 = 83

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

The next multiple of ten after 83 is 90. The difference is the calculated check digit.

90 - 83 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1548972987.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
2425 GEARY BLVD, PERIOPERATIVE MEDICINE CENTER - 4404A
SAN FRANCISCO, CA 94115
Pediatrics
2425 GEARY BLVD, RM 3145
SAN FRANCISCO, CA 94115
Pediatrics
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Practitioner (Family)
2425 GEARY BLVD, EMPLOYEE HEALTH
SAN FRANCISCO, CA 94115
Nurse Practitioner (Family)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD, DEPT. OF ANESTHESIA
SAN FRANCISCO, CA 94115
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Practitioner (Gerontology)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Health Maintenance Organization
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physical Therapist
2425 GEARY BLVD, ROOM 1241
SAN FRANCISCO, CA 94115
Registered Nurse
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physician Assistant (Surgical)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Dietary Manager
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physical Therapist
2425 GEARY BLVD, ROOM 1241
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Pharmacist (Pharmacotherapy)
2425 GEARY BLVD, KAISER FOUNDATION HOSPITAL
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548972987, enumerated as an "individual" on December 16, 2022.

The provider is located at 2425 GEARY BLVD SAN FRANCISCO, CA 94115 and the phone number is (415) 833-2000.

Genetic Counselor, MS with taxonomy code 170300000X.