DR. WILLARD CHIN DC
NPI 1053409169
Chiropractor - Occupational Health in South San Francisco, CA

NPI Status: Active since October 11, 2006

Contact Information

3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA
ZIP 94080
Phone: (650) 589-2647

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  • Individual
  • Male
  • Chiropractor
  • Occupational Health

About WILLARD CHIN

This page provides the complete NPI Profile along with additional information for Willard Chin, a provider established in South San Francisco, California with a medical specialization in Chiropractor, focusing in occupational health . The healthcare provider is registered in the NPI registry with number 1053409169 assigned on October 2006. The practitioner's primary taxonomy code is 111NX0100X with license number DC 23637 (CA). The provider is registered as an individual and his NPI record was last updated 10 years ago.

NPI
1053409169
Provider Name
DR. WILLARD CHIN DC
Other Name
MR. WILLARD CHIN PTA
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
3 S LINDEN AVE SOUTH SAN FRANCISCO, CA 94080
Location Phone
(650) 589-2647
Mailing Address
3202 INGALLS ST SAN FRANCISCO, CA 94124
Mailing Phone
(415) 467-8924
Is Sole Proprietor?
No
Enumeration Date
10-11-2006
Last Update Date
02-18-2016
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A chiropractor like Willard Chin helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.

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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

Chiropractor Occupational Health

Taxonomy Code
111NX0100X
Type
Chiropractic Providers
License No.
DC 23637
License State
CA
Taxonomy Description
Occupational Health is that specialty within the chiropractic profession that deals with the prevention and management of work related injuries. It also considers and assists clients with State and Federal Compliance assistance. Occupational Health goes much farther than simply treating injured workers however. This may mean working with clients to promote optimum safety and ergonomic principles, interacting with the injured worker to promote safety and prevent future injuries, assisting a company with accident investigation to identify root cause, redesigning a workstation to eliminate hazards, working with safety teams, providing training programs etc. The list of potential services that the specialist can interact with a client company or patient is lengthy and varied involving both in office services as well as on site services.

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)
1225200000XRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Physical Therapy Assistant

AT3326 (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 1053409169, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
0
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
9
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 4 → 8 9 → 18 → 9 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 8 + 0 + 1 + 8 + 1 + 1 + 2 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1053409169.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Clinic/Center (Urgent Care)
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Physical Therapist
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Physical Medicine & Rehabilitation
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Adult Companion
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Physician Assistant
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Physical Therapist
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Physical Therapist
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080
Clinic/Center (Occupational Medicine)
3 S LINDEN AVE
SOUTH SAN FRANCISCO, CA 94080

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053409169, enumerated as an "individual" on October 11, 2006.

The provider is located at 3 S LINDEN AVE SOUTH SAN FRANCISCO, CA 94080 and the phone number is (650) 589-2647.

Chiropractor with taxonomy code 111NX0100X and a focus in Occupational Health.