ADVENTIST HEALTH PHYSICIANS NETWORK
NPI 1649909458
Urology in Ukiah, CA

NPI Status: Active since June 07, 2022

Contact Information

240 HOSPITAL DR
UKIAH, CA
ZIP 95482
Phone: (707) 462-1928
Fax: (707) 462-8642

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  • Organization
  • Urology

About ADVENTIST HEALTH PHYSICIANS NETWORK

This page provides the complete NPI Profile along with additional information for Adventist Health Physicians Network, a provider established in Ukiah, California operating as a Urology. The healthcare provider is registered in the NPI registry with number 1649909458 assigned on June 2022. The practitioner's primary taxonomy code is 208800000X. The provider is registered as an organization and their NPI record was last updated one year ago. Adventist Health Physicians Network 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 Adrian Serna (President)

NPI
1649909458
Provider Name
ADVENTIST HEALTH PHYSICIANS NETWORK
Entity Type
Organization
Location Address
240 HOSPITAL DR UKIAH, CA 95482
Location Phone
(707) 462-1928
Location Fax
(707) 462-8642
Mailing Address
PO BOX 888794 LOS ANGELES, CA 90088
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-07-2022
Last Update Date
09-15-2025
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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

Urology

Taxonomy Code
208800000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

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.

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

ADRIAN SERNA

Authorized Official Title
PRESIDENT
Authorized Official Phone
(818) 409-8000

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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 1649909458, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 1 + 8 + 0 + 1 + 8 + 4 + 1 + 0 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1649909458.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
240 HOSPITAL DR, STE B
UKIAH, CA 95482
Thoracic Surgery (Cardiothoracic Vascular Surgery)
240 HOSPITAL DR, STE A
UKIAH, CA 95482
Urology
240 HOSPITAL DR
UKIAH, CA 95482
Nurse Practitioner (Family)
240 HOSPITAL DR
UKIAH, CA 95482

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649909458, enumerated as an "organization" on June 07, 2022.

The provider is located at 240 HOSPITAL DR UKIAH, CA 95482 and the phone number is (707) 462-1928.

Urology with taxonomy code 208800000X.