WILLIAM H. KWAN, D.P.M., INC
NPI 1902119779
Podiatrist - Foot & Ankle Surgery in Simi Valley, CA

NPI Status: Active since July 21, 2010

Contact Information

1687 ERRINGER RD
108
SIMI VALLEY, CA
ZIP 93065
Phone: (805) 584-3668
Fax: (805) 584-0016

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  • Organization
  • Podiatrist
  • Foot & Ankle Surgery

About WILLIAM H. KWAN, D.P.M., INC

This page provides the complete NPI Profile along with additional information for William H. Kwan, D.p.m., Inc, a provider established in Simi Valley, California operating as a Podiatrist, focusing in foot & ankle surgery . The healthcare provider is registered in the NPI registry with number 1902119779 assigned on July 2010. The practitioner's primary taxonomy code is 213ES0103X with license number E2917 (CA). The provider is registered as an organization and their NPI record was last updated 16 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. William H Kwan Dpm (Owner)

NPI
1902119779
Provider Name
WILLIAM H. KWAN, D.P.M., INC
Entity Type
Organization
Location Address
1687 ERRINGER RD 108 SIMI VALLEY, CA 93065
Location Phone
(805) 584-3668
Location Fax
(805) 584-0016
Mailing Address
1687 ERRINGER RD 108 SIMI VALLEY, CA 93065
Mailing Phone
(805) 584-3668
Mailing Fax
(805) 584-0016
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-21-2010
Last Update Date
07-21-2010
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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

Podiatrist Foot & Ankle Surgery

Taxonomy Code
213ES0103X
Type
Podiatric Medicine & Surgery Service Providers
License No.
E2917
License State
CA

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. WILLIAM H KWAN DPM

Authorized Official Title
OWNER
Authorized Official Phone
(805) 584-3668

Reviews for WILLIAM H. KWAN, D.P.M., INC

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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 1902119779, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 0 → 0 1 → 2 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 2 + 1 + 1 + 8 + 7 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1902119779.

Other Providers at the Same Location


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

Psychiatry & Neurology (Child & Adolescent Psychiatry)
1687 ERRINGER RD, SUITE 106
SIMI VALLEY, CA 93065
Obstetrics & Gynecology
1687 ERRINGER RD, SUITE 107
SIMI VALLEY, CA 93065
Social Worker (Clinical)
1687 ERRINGER RD, STE. 202B
SIMI VALLEY, CA 93065
Radiology (Diagnostic Radiology)
1687 ERRINGER RD, SUITE 210
SIMI VALLEY, CA 93065
Internal Medicine
1687 ERRINGER RD, SUITE 205
SIMI VALLEY, CA 93065
Counselor (Mental Health)
1687 ERRINGER RD, SUITE 106
SIMI VALLEY, CA 93065
Psychologist (Clinical)
1687 ERRINGER RD, SUITE 106
SIMI VALLEY, CA 93065
Internal Medicine (Cardiovascular Disease)
1687 ERRINGER RD, SUITE 105
SIMI VALLEY, CA 93065
Dentist (Pediatric Dentistry)
1687 ERRINGER RD, STE 207
SIMI VALLEY, CA 93065
Internal Medicine (Cardiovascular Disease)
1687 ERRINGER RD, STE 207
SIMI VALLEY, CA 93065
Obstetrics & Gynecology
1687 ERRINGER RD, SUITE 107
SIMI VALLEY, CA 93065
Acupuncturist
1687 ERRINGER RD, SUITE 110
SIMI VALLEY, CA 93065
Internal Medicine (Cardiovascular Disease)
1687 ERRINGER RD, SUITE 211
SIMI VALLEY, CA 93065
Internal Medicine (Gastroenterology)
1687 ERRINGER RD, SUITE #103
SIMI VALLEY, CA 93065
Internal Medicine (Cardiovascular Disease)
1687 ERRINGER RD, SUITE 105
SIMI VALLEY, CA 93065
Clinic/Center (Oncology)
1687 ERRINGER RD, SUITE 104
SIMI VALLEY, CA 93065
Physical Medicine & Rehabilitation
1687 ERRINGER RD, SUITE 109
SIMI VALLEY, CA 93065
Physical Medicine & Rehabilitation
1687 ERRINGER RD, SUITE 109
SIMI VALLEY, CA 93065
Dentist (General Practice)
1687 ERRINGER RD, SUITE 207
SIMI VALLEY, CA 93065
Internal Medicine (Gastroenterology)
1687 ERRINGER RD, SUITE 103
SIMI VALLEY, CA 93065

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902119779, enumerated as an "organization" on July 21, 2010.

The provider is located at 1687 ERRINGER RD 108 SIMI VALLEY, CA 93065 and the phone number is (805) 584-3668.

Podiatrist with taxonomy code 213ES0103X and a focus in Foot & Ankle Surgery.