DOUGLAS MAXSON
NPI 1023666989
Clinic/Center - Oral and Maxillofacial Surgery in San Jose, CA

NPI Status: Active since September 03, 2019

Contact Information

1198 S DE ANZA BLVD
SAN JOSE, CA
ZIP 95129
Phone: (408) 996-0176

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  • Organization
  • Clinic/Center
  • Oral and Maxillofacial Surgery

About DOUGLAS MAXSON

This page provides the complete NPI Profile along with additional information for Douglas Maxson, a provider established in San Jose, California operating as a Clinic/center, focusing in oral and maxillofacial surgery . The healthcare provider is registered in the NPI registry with number 1023666989 assigned on September 2019. The practitioner's primary taxonomy code is 261QS0112X. The provider is registered as an organization and their NPI record was last updated 7 years ago. The authorized official of this NPI record is Douglas Maxson (Owner)

NPI
1023666989
Provider Name
DOUGLAS MAXSON
Entity Type
Organization
Location Address
1198 S DE ANZA BLVD SAN JOSE, CA 95129
Location Phone
(408) 996-0176
Mailing Address
1198 S DE ANZA BLVD SAN JOSE, CA 95129
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-03-2019
Last Update Date
09-03-2019
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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

Clinic/Center Oral and Maxillofacial Surgery

Taxonomy Code
261QS0112X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An oral and maxillofacial surgery clinic or center specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

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

DOUGLAS MAXSON

Authorized Official Title
OWNER
Authorized Official Phone
(408) 996-0176

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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 1023666989, 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 6 → 12 → 3 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 1 + 2 + 6 + 1 + 2 + 9 + 1 + 6 + 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 1023666989.

Other Providers at the Same Location


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

Dentist (General Practice)
1198 S DE ANZA BLVD
SAN JOSE, CA 95129

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023666989, enumerated as an "organization" on September 03, 2019.

The provider is located at 1198 S DE ANZA BLVD SAN JOSE, CA 95129 and the phone number is (408) 996-0176.

Clinic/Center with taxonomy code 261QS0112X and a focus in Oral and Maxillofacial Surgery.