ADVENTIST HEALTH PHYSICIANS NETWORK
NPI 1184017303
Emergency Medicine - Undersea and Hyperbaric Medicine in Ukiah, CA

Q: What is Adventist Health Physicians Network's NPI number?

The NPI number for Adventist Health Physicians Network is 1184017303. It was assigned to this organization in the NPPES registry on March 12, 2015.

Q: What is Adventist Health Physicians Network's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.

Active since March 12, 2015

415 HOSPITAL DR, UKIAH, CA 95482(707) 467-5230(707) 467-5240 Get Directions Write a Review

NPPES record last updated: December 20, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 20, 2022, Jan 14, 2022, Jan 9, 2018 (3 updates tracked since 2018).

On this page

About Adventist Health Physicians Network NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ADVENTIST HEALTH PHYSICIANS NETWORK (NPI 1184017303) is a healthcare organization registered as an undersea and hyperbaric medicine in Ukiah, California and active in the NPI registry since March 2015. The organization lists Arby Nahapetian, President, as its authorized official.

NPPES Registry Identity

NPI1184017303

Entity TypeOrganization

Primary Taxonomy207PE0005X

Legal Business NameADVENTIST HEALTH PHYSICIANS NETWORK

Location Address415 HOSPITAL DRUkiah, CA 95482-4545

Mailing AddressPo Box 888794Los Angeles, CA 90088-8794

Phone(707) 467-5230

Fax(707) 467-5240

Organization SubpartNo

Authorized OfficialArby NahapetianPresident · (702) 271-4998

Enumeration DateMarch 12, 2015

Last NPPES UpdateDecember 20, 20223 updates tracked since enumeration

NPPES CertifiedDecember 20, 2022

✔ NPI 1184017303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency Medicine · Undersea and Hyperbaric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207PE0005X

Definition

A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns, and bone infections. This specialist also serves as a consultant to other physicians in all aspects of hyperbaric chamber operations, and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.

415 HOSPITAL DR, Ukiah, CA 95482

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Adventist Health Physicians Network is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

673

Medicare enrollment records show 673 clinicians reassign Medicare billing to Adventist Health Physicians Network, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 30 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 52

Nurse Practitioner130

Diagnostic Radiology121

Family Practice65

Internal Medicine33

General Surgery31

Orthopedic Surgery30

Urology30

Obstetrics/Gynecology26

44 other specialties207

Nearest to this location (20)

See all 673

Kenyatta Barnes, MD

Family Practice

NPI 1447818984

415 HOSPITAL DR STE A
Ukiah, CA 95482

(707) 467-5222

✔ PECOSSame address

Artin Mahmoudi, M.D.

Pulmonary Disease

NPI 1265786552

275 HOSPITAL DR SONORA REGIONAL MEDICAL CENTER
Ukiah, CA 95482

(707) 462-3111

✔ PECOS✔ Accepts Medicare0.1 mi

Marvin Trotter, MD

Internal Medicine

NPI 1720027436

275 HOSPITAL DR
Ukiah, CA 95482

(707) 462-7900

✔ PECOS0.1 mi

Theron Chan, M.D.

Family Practice

NPI 1952385833

260 HOSPITAL DR SUITE 209
Ukiah, CA 95482

(707) 463-8000

✔ PECOS0.1 mi

Noha Eshera

Family Practice

NPI 1255810636

260 HOSPITAL DR STE 103
Ukiah, CA 95482

(240) 565-2586

✔ PECOS0.1 mi

Brian Gould, D.O.

Family Practice

NPI 1447647771

260 HOSPITAL DR STE 107
Ukiah, CA 95482

(707) 467-5278

✔ PECOS✔ Accepts Medicare0.1 mi

Lindsay Helvey, APRN, FNP-C

Nurse Practitioner

NPI 1134783475

260 HOSPITAL DR STE 204
Ukiah, CA 95482

(707) 467-4327

✔ PECOS✔ Accepts Medicare0.1 mi

Frances Laughton, FNP

Nurse Practitioner

NPI 1013160811

260 HOSPITAL DR STE 209
Ukiah, CA 95482

(707) 463-8000

✔ PECOS0.1 mi

Jon Portnoff, M.D.

Cardiovascular Disease (Cardiology)

NPI 1609874445

260 HOSPITAL DR SUITE 207
Ukiah, CA 95482

(707) 463-2400

✔ PECOS✔ Accepts Medicare0.1 mi

Hengbing Wang, M.D.

Hematology/Oncology

NPI 1497940191

260 HOSPITAL DR SUITE 207
Ukiah, CA 95482

(707) 463-7627

✔ PECOS✔ Accepts Medicare0.1 mi

Emily Bender, M.D.

Hospitalist

NPI 1821594318

260 HOSPITAL DR STE 204
Ukiah, CA 95482

(707) 467-5220

✔ PECOS✔ Accepts Medicare0.1 mi

Graham Chelius, M.D.

Hospitalist

NPI 1063459311

260 HOSPITAL DR STE 103
Ukiah, CA 95482

(707) 467-3123

✔ PECOS✔ Accepts Medicare0.1 mi

Aphrael Dunston, FNP, RN

Nurse Practitioner

NPI 1477346575

260 HOSPITAL DR STE 209
Ukiah, CA 95482

(707) 463-7487

✔ PECOS✔ Accepts Medicare0.1 mi

Evita Joseph, MD

Family Practice

NPI 1275161887

260 HOSPITAL DR STE 103
Ukiah, CA 95482

(707) 467-3123

✔ PECOS✔ Accepts Medicare0.1 mi

Adrienne Carfi-Zavala, FNP

Nurse Practitioner

NPI 1457200677

260 HOSPITAL DR STE 209
Ukiah, CA 95482

(707) 463-7483

✔ PECOS✔ Accepts Medicare0.1 mi

Sean Kelly, M.D.

Orthopedic Surgery

NPI 1679929871

260 HOSPITAL DR STE 107
Ukiah, CA 95482

(707) 467-5278

✔ PECOS✔ Accepts Medicare0.1 mi

Michael Young, DO

Pain Management

NPI 1023174042

260 HOSPITAL DR SUITE 102
Ukiah, CA 95482

(707) 463-8028

✔ PECOS✔ Accepts Medicare0.1 mi

Kathleen Persky, MD

General Surgery

NPI 1952309288

246 HOSPITAL DR
Ukiah, CA 95482

(707) 463-8011

✔ PECOS✔ Accepts Medicare0.1 mi

Hendrik Ryan Tan, DPM

Podiatry

NPI 1316561871

240 HOSPITAL DR
Ukiah, CA 95482

(707) 467-5360

✔ PECOS✔ Accepts Medicare0.2 mi

Maryam Sadeghi, MD

Preventive Medicine

NPI 1861913683

1050 N STATE ST
Ukiah, CA 95482

(707) 463-7488

✔ PECOS✔ Accepts Medicare0.7 mi

See all 673 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Adventist Health Physicians Network's NPI number?

The NPI number for Adventist Health Physicians Network is 1184017303. It was assigned to this organization in the NPPES registry on March 12, 2015.

Where is Adventist Health Physicians Network located?

Adventist Health Physicians Network is located at 415 Hospital Dr, Ukiah, CA 95482. The listed phone number is (707) 467-5230.

What is Adventist Health Physicians Network's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.

Is Adventist Health Physicians Network enrolled in Medicare?

Yes. Adventist Health Physicians Network is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Adventist Health Physicians Network?

According to the CMS Revalidation Reassignment List (October 2026 release), 673 clinicians in 52 Medicare specialties reassign their Medicare billing to Adventist Health Physicians Network. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (130), Diagnostic Radiology (121) and Family Practice (65). Of these, 1 practice at this address and 30 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Adventist Health Physicians Network was last updated on December 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.