KARLA MARIA HERRERA CPNP-PC
NPI 1922523182
Nurse Practitioner - Pediatrics in San Francisco, CA

Active since August 09, 2017
1580 VALENCIA ST STE 701, SAN FRANCISCO, CA 94110(415) 641-6696 Get Directions Write a Review

NPPES record last updated: January 11, 2018. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jan 11, 2018, Aug 9, 2017 (2 updates tracked since 2017).

  • Individual
  • Female
  • Nurse Practitioner
  • Pediatrics

About KARLA HERRERA

This page provides the complete NPI Profile along with additional information for Karla Herrera, a provider established in San Francisco, California with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1922523182 assigned on August 2017. The practitioner's primary taxonomy code is 363LP0200X with license number 95005457 (CA). The provider is registered as an individual and her NPI record was last updated 9 years ago.

NPI
1922523182
Provider Name
KARLA MARIA HERRERA CPNP-PC
Gender
Female
Entity Type
Individual
Location Address
1580 VALENCIA ST STE 701 SAN FRANCISCO, CA 94110
Location Phone
(415) 641-6696
Mailing Address
1580 VALENCIA ST STE 701 SAN FRANCISCO, CA 94110
Mailing Phone
(415) 641-6696
Is Sole Proprietor?
No
Enumeration Date
08-09-2017
Last Update Date
01-11-2018
Code Navigator

A nurse practitioner (NP) like Karla Herrera is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Secondary Locations

  • 3801 Sacramento St Ste 216
    San Francisco, CA 94118
    (415) 600-0770

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

Nurse Practitioner Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
95005457
License State
CA

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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 1922523182, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 2 → 4 5 → 10 → 1 3 → 6 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 + 4 + 2 + 1 + 0 + 2 + 6 + 1 + 1 + 6 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1922523182.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Pediatrics
1580 VALENCIA ST STE 701
SAN FRANCISCO, CA 94110
Clinic/Center (Federally Qualified Health Center (FQHC))
1580 VALENCIA ST STE 701
SAN FRANCISCO, CA 94110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922523182, enumerated as an "individual" on August 09, 2017.

The provider is located at 1580 VALENCIA ST STE 701 SAN FRANCISCO, CA 94110 and the phone number is (415) 641-6696.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.