CHARLES FANN
NPI 1780005447
Health Educator in San Francisco, CA

NPI Status: Active since December 26, 2013

Contact Information

356 7TH ST
SAN FRANCISCO, CA
ZIP 94103
Phone: (415) 487-5506

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  • Individual
  • Male
  • Health Educator

About CHARLES FANN

This page provides the complete NPI Profile along with additional information for Charles Fann, a provider established in San Francisco, California with a medical specialization in Health Educator. The healthcare provider is registered in the NPI registry with number 1780005447 assigned on December 2013. The practitioner's primary taxonomy code is 174H00000X. The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1780005447
Provider Name
CHARLES FANN
Gender
Male
Entity Type
Individual
Location Address
356 7TH ST SAN FRANCISCO, CA 94103
Location Phone
(415) 487-5506
Mailing Address
1001 NATIONAL AVE APT. 324 SAN BRUNO, CA 94066
Mailing Phone
(415) 754-8095
Is Sole Proprietor?
No
Enumeration Date
12-26-2013
Last Update Date
12-26-2013
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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

Health Educator

Taxonomy Code
174H00000X
Type
Other Service Providers
Taxonomy Description
Health educators work in a variety of settings providing education to individuals or groups of individuals on healthy behaviors, wellness, and health-related topics with the goal of preventing diseases and health problems. Health educators generally require a bachelor's degree and may receive additional training, such as through mentoring, internships, or volunteer work.

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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 1780005447, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
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 8 → 16 → 7 0 → 0 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 0 + 0 + 1 + 0 + 4 + 8 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1780005447.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
356 7TH ST
SAN FRANCISCO, CA 94103
Preventive Medicine (Public Health & General Preventive Medicine)
356 7TH ST
SAN FRANCISCO, CA 94103
Nurse Practitioner (Family)
356 7TH ST
SAN FRANCISCO, CA 94103
Nurse Practitioner (Family)
356 7TH ST
SAN FRANCISCO, CA 94103
Nurse Practitioner (Family)
356 7TH ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
356 7TH ST
SAN FRANCISCO, CA 94103
Nurse Practitioner (Family)
356 7TH ST
SAN FRANCISCO, CA 94103
Clinic/Center (Family Planning, Non-Surgical)
356 7TH ST
SAN FRANCISCO, CA 94103
Specialist (Research Data Abstracter/Coder)
356 7TH ST
SAN FRANCISCO, CA 94103
Community Health Worker
356 7TH ST
SAN FRANCISCO, CA 94103
Community Health Worker
356 7TH ST
SAN FRANCISCO, CA 94103
Community Health Worker
356 7TH ST
SAN FRANCISCO, CA 94103
Counselor
356 7TH ST
SAN FRANCISCO, CA 94103
Specialist
356 7TH ST, SAN FRANCISCO CITY CLINIC
SAN FRANCISCO, CA 94103
Contractor
356 7TH ST
SAN FRANCISCO, CA 94103
Counselor
356 7TH ST
SAN FRANCISCO, CA 94103
Community Health Worker
356 7TH ST
SAN FRANCISCO, CA 94103
Community Health Worker
356 7TH ST
SAN FRANCISCO, CA 94103
Internal Medicine
356 7TH ST
SAN FRANCISCO, CA 94103
Clinic/Center
356 7TH ST
SAN FRANCISCO, CA 94103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780005447, enumerated as an "individual" on December 26, 2013.

The provider is located at 356 7TH ST SAN FRANCISCO, CA 94103 and the phone number is (415) 487-5506.

Health Educator with taxonomy code 174H00000X.