GOLDEN COAST DERMATOLOGY, SKIN CANCER AND VEIN CENTER PC
NPI 1053957456
Dermatology - MOHS-Micrographic Surgery in Mission Viejo, CA

NPI Status: Active since November 20, 2019

Contact Information

26732 CROWN VALLEY PKWY STE 571
MISSION VIEJO, CA
ZIP 92691
Phone: (270) 933-2109

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  • Organization
  • Dermatology
  • MOHS-Micrographic Surgery
  • CLIA Number: 05D2182444
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 09-08-2027

About GOLDEN COAST DERMATOLOGY, SKIN CANCER AND VEIN CENTER PC

This page provides the complete NPI Profile along with additional information for Golden Coast Dermatology, Skin Cancer And Vein Center Pc, a provider established in Mission Viejo, California operating as a Dermatology, focusing in mohs-micrographic surgery . The healthcare provider is registered in the NPI registry with number 1053957456 assigned on November 2019. The practitioner's primary taxonomy code is 207ND0101X. The provider is registered as an organization and their NPI record was last updated 6 years ago. Golden Coast Dermatology, Skin Cancer And Vein Center Pc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is William Tidwell Md (Owner/physician)

NPI
1053957456
Provider Name
GOLDEN COAST DERMATOLOGY, SKIN CANCER AND VEIN CENTER PC
Entity Type
Organization
Location Address
26732 CROWN VALLEY PKWY STE 571 MISSION VIEJO, CA 92691
Location Phone
(270) 933-2109
Mailing Address
26732 CROWN VALLEY PKWY STE 571 MISSION VIEJO, CA 92691
Mailing Phone
(270) 933-2109
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-20-2019
Last Update Date
03-27-2020
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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

Dermatology MOHS-Micrographic Surgery

Taxonomy Code
207ND0101X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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

WILLIAM TIDWELL MD

Authorized Official Title
OWNER/PHYSICIAN
Authorized Official Phone
(270) 933-2109

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A147575OTHER (01)CACA STATE LICENSE

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D2182444
Facility Type
Physician Office
Certificate Effective Date
September 09, 2025
Certificate Expiration Date
September 08, 2027
Laboratory Director
DR. JESSICA Y. KIM
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Golden Coast Dermatology, Skin Cancer And Vein Center Pc after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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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 1053957456, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
6
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 9 → 18 → 9 7 → 14 → 5 5 → 10 → 1

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 + 1 + 8 + 5 + 1 + 4 + 4 + 1 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1053957456.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Dermatology
26732 CROWN VALLEY PKWY STE 571
MISSION VIEJO, CA 92691

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053957456, enumerated as an "organization" on November 20, 2019.

The provider is located at 26732 CROWN VALLEY PKWY STE 571 MISSION VIEJO, CA 92691 and the phone number is (270) 933-2109.

Dermatology with taxonomy code 207ND0101X and a focus in MOHS-Micrographic Surgery.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.