ADVENTIST HEALTH PHYSICIANS NETWORK
NPI 1821338302
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Saint Helena, CA

NPI Status: Active since February 21, 2013

Contact Information

6 WOODLAND RD
SUITE 304
SAINT HELENA, CA
ZIP 94574
Phone: (707) 963-7200
Fax: (707) 963-7203

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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 Saint Helena, California operating as a Thoracic Surgery (cardiothoracic Vascular Surgery). The healthcare provider is registered in the NPI registry with number 1821338302 assigned on February 2013. The practitioner's primary taxonomy code is 208G00000X. 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 Arby Nahapetian (President)

NPI
1821338302
Provider Name
ADVENTIST HEALTH PHYSICIANS NETWORK
Entity Type
Organization
Location Address
6 WOODLAND RD SUITE 304 SAINT HELENA, CA 94574
Location Phone
(707) 963-7200
Location Fax
(707) 963-7203
Mailing Address
PO BOX 888794 LOS ANGELES, CA 90088
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-21-2013
Last Update Date
09-11-2025
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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

Thoracic Surgery (Cardiothoracic Vascular Surgery)

Taxonomy Code
208G00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

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)
1207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

 
22086S0129XAllopathic & Osteopathic Physicians

Surgery
Vascular Surgery

 

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

ARBY NAHAPETIAN

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 1821338302, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 6 + 3 + 1 + 6 + 3 + 0 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1821338302.

Other Providers at the Same Location


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

Podiatrist
6 WOODLAND RD, SUITE 104
SAINT HELENA, CA 94574
Thoracic Surgery (Cardiothoracic Vascular Surgery)
6 WOODLAND RD, SUITE #101
SAINT HELENA, CA 94574
Psychiatry & Neurology (Psychiatry)
6 WOODLAND RD, SUITE 302
SAINT HELENA, CA 94574
Specialist
6 WOODLAND RD, SUITE 302
SAINT HELENA, CA 94574
Otolaryngology
6 WOODLAND RD, STE 302
SAINT HELENA, CA 94574
Specialist
6 WOODLAND RD, STE 307
SAINT HELENA, CA 94574
Internal Medicine (Hematology & Oncology)
6 WOODLAND RD, SUITE 304
SAINT HELENA, CA 94574
Physician Assistant
6 WOODLAND RD, SUITE 202
SAINT HELENA, CA 94574
Internal Medicine
6 WOODLAND RD, SUITE 202
SAINT HELENA, CA 94574
Orthopaedic Surgery
6 WOODLAND RD, SUITE 202
SAINT HELENA, CA 94574
Internal Medicine
6 WOODLAND RD, SUITE 102
SAINT HELENA, CA 94574
Orthopaedic Surgery
6 WOODLAND RD, SUITE 306
SAINT HELENA, CA 94574
Internal Medicine
6 WOODLAND RD, SUITE 102
SAINT HELENA, CA 94574
Internal Medicine (Cardiovascular Disease)
6 WOODLAND RD, SUITE 103
SAINT HELENA, CA 94574
Internal Medicine (Cardiovascular Disease)
6 WOODLAND RD, SUITE 307
SAINT HELENA, CA 94574
Surgery
6 WOODLAND RD, 201
SAINT HELENA, CA 94574
Surgery (Plastic and Reconstructive Surgery)
6 WOODLAND RD, SUITE 302
SAINT HELENA, CA 94574
Pharmacist
6 WOODLAND RD, SUITE 100
SAINT HELENA, CA 94574
Physician Assistant (Surgical)
6 WOODLAND RD, SUITE 202
SAINT HELENA, CA 94574
Specialist
6 WOODLAND RD, SUITE 302
SAINT HELENA, CA 94574

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821338302, enumerated as an "organization" on February 21, 2013.

The provider is located at 6 WOODLAND RD SUITE 304 SAINT HELENA, CA 94574 and the phone number is (707) 963-7200.

Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.