ADVENTIST HEALTH PHYSICIANS NETWORK
NPI 1982167300
Obstetrics & Gynecology in Napa, CA

Active since April 11, 2019
1100 TRANCAS ST STE 250, NAPA, CA 94558(707) 253-1135 Get Directions Write a Review

NPPES record last updated: September 8, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 8, 2025, Dec 21, 2022, Feb 15, 2022 and 2 more (5 updates tracked since 2019).

About Adventist Health Physicians Network NPPES

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

ADVENTIST HEALTH PHYSICIANS NETWORK (NPI 1982167300) is a healthcare organization registered as an obstetrics & gynecology in Napa, California and active in the NPI registry since April 2019. The organization lists Arby Nahapetian, President, as its authorized official.

NPPES Registry Identity

NPI1982167300
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameADVENTIST HEALTH PHYSICIANS NETWORK
Location Address1100 TRANCAS ST STE 250Napa, CA 94558-2909
Mailing AddressPo Box 888794Los Angeles, CA 90088-8794
Organization SubpartNo
Authorized OfficialArby NahapetianPresident · (818) 409-8000
Enumeration DateApril 11, 2019
Last NPPES UpdateSeptember 8, 20255 updates tracked since enumeration
NPPES CertifiedSeptember 8, 2025
✔ NPI 1982167300 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X
Also ListedInternal MedicineTaxonomy 207R00000X

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. 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
Obstetrics/Gynecology
NPI 1710914189
3 S GREENLEAF ST STE A
Gurnee, IL 60031
(847) 244-0222
✔ PECOS✔ Accepts Medicare
Cardiac Surgery
NPI 1720042864
11100 WARNER AVE SUITE 258
Fountain Valley, CA 92708
(714) 549-5990
✔ PECOS✔ Accepts Medicare
Cardiovascular Disease (Cardiology)
NPI 1740492214
1801 E MARCH LN
Stockton, CA 95210
(209) 464-3615
✔ PECOS✔ Accepts Medicare
Family Practice
NPI 1003347808
1745 N BROADWAY STE 101
Santa Maria, CA 93454
(805) 739-3890
✔ PECOS✔ Accepts Medicare
Pulmonary Disease
NPI 1407944911
10651
St Louis, MO 63141
(636) 999-9999
✔ PECOS✔ Accepts Medicare
Hematology/Oncology
NPI 1598951873
38660 MEDICAL CENTER DR SUITE A-380
Palmdale, CA 93551
(661) 948-5928
✔ PECOS✔ Accepts Medicare
Diagnostic Radiology
NPI 1992740187
3801 INTERNATIONAL DR SUTIE 103
Silver Spring, MD 20906
(301) 598-0123
✔ PECOS✔ Accepts Medicare
Urogynecology
NPI 1326126145
7373 WEST LN
Stockton, CA 95210
(209) 476-2000
✔ PECOS✔ Accepts Medicare
Gastroenterology
NPI 1285712992
2025 MORSE AVE
Sacramento, CA 95825
(916) 973-5000
✔ PECOS✔ Accepts Medicare
Urology
NPI 1215049903
830 S HAM LN SUITE 26
Lodi, CA 95242
(209) 368-6661
✔ PECOS
Physical Therapist in Private Practice
NPI 1053102343
400 W MINERAL KING AVE
Visalia, CA 93291
(559) 592-7342
✔ Accepts Medicare
Orthopedic Surgery
NPI 1700839818
1921 18TH ST
Bakersfield, CA 93301
(661) 324-2491
✔ PECOS✔ Accepts Medicare
Emergency Medicine
NPI 1326478074
1086 FRANKLIN ST
Johnstown, PA 15905
(510) 402-8559
✔ PECOS✔ Accepts Medicare
Psychiatry
NPI 1942276324
6 WOODLAND RD SUITE 302
Saint Helena, CA 94574
(707) 963-8802
✔ PECOS
Nurse Practitioner
NPI 1912618562
5400 W HILLSDALE AVE
Visalia, CA 93291
(559) 738-7500
✔ PECOS✔ Accepts Medicare
Thoracic Surgery
NPI 1083623540
202 W WILLOW AVE SUITE 405
Visalia, CA 93291
(559) 622-8500
✔ PECOS✔ Accepts Medicare
Interventional Cardiology
NPI 1548434046
2780 EUREKA WAY
Redding, CA 96001
(530) 229-0360
✔ PECOS✔ Accepts Medicare
Interventional Pain Management
NPI 1942442132
15230 LAKESHORE DR LIVE WELL SUITE 3
Clearlake, CA 95422
(707) 995-4545
✔ PECOS✔ Accepts Medicare
Certified Nurse Midwife (CNM)
NPI 1669646824
350 POSADA LN STE 201
Templeton, CA 93465
(805) 434-3000
✔ PECOS✔ Accepts Medicare
Interventional Radiology
NPI 1629506605
250 CHERRY LN STE 116
Manteca, CA 95337
(209) 647-2184
✔ PECOS✔ Accepts Medicare
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 1982167300. It was assigned to this organization in the NPPES registry on April 11, 2019.

Where is Adventist Health Physicians Network located?

Adventist Health Physicians Network is located at 1100 Trancas St Ste 250, Napa, CA 94558. The listed phone number is (707) 253-1135.

What is Adventist Health Physicians Network's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

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). 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 September 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.