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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

SYNERGY OBSERVATION SPECIALISTS PC
NPI 1023773587
Emergency Medicine in Simi Valley, CA

Active since November 01, 2021
2975 SYCAMORE DR, SIMI VALLEY, CA 93065(805) 955-6000 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 14, 2026, Jan 2, 2026, Nov 1, 2021 (3 updates tracked since 2021).

About Synergy Observation Specialists Pc NPPES

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

SYNERGY OBSERVATION SPECIALISTS PC (NPI 1023773587) is a healthcare organization registered as an emergency medicine in Simi Valley, California and active in the NPI registry since November 2021. The organization lists Anthony Cardillo, President, as its authorized official.

NPPES Registry Identity

NPI1023773587
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameSYNERGY OBSERVATION SPECIALISTS PC
Location Address2975 SYCAMORE DRSimi Valley, CA 93065-1201
Mailing Address8 Oak Park DrBedford, MA 01730-1414 · (855) 691-9890
Phone(805) 955-6000
Organization SubpartNo
Authorized OfficialAnthony CardilloPresident · (310) 488-2830
Enumeration DateNovember 1, 2021
Last NPPES UpdateJuly 14, 20263 updates tracked since enumeration
NPPES CertifiedJuly 14, 2026
✔ NPI 1023773587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2975 SYCAMORE DR, Simi Valley, CA 93065
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANIEL KIM M.D.
Radiology (Diagnostic Radiology)
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 527-2462
LINDSEY FERRALLI RRT
Respiratory Therapist, Registered
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 955-6430
JOYCE NORMAN M.D.
Emergency Medicine
2975 SYCAMORE DR, EMERGENCY DEPARTMENT
SIMI VALLEY, CA 93065
Ventura County (805) 955-6000
ALLIED EMERGENCY PHYSICIANS, INC.
Emergency Medicine (Emergency Medical Services)
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 955-6107
DR. TUAN THANH DANG PHARMD.
Pharmacist
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 955-6340
SIMI VALLEY HOSPITAL AND HEALTH CARE SERVICES
General Acute Care Hospital
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 955-6000
CHO MAY M.D
Internal Medicine
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (626) 944-5144
DARIA YOUNESSI MD
Family Medicine
2975 SYCAMORE DR
SIMI VALLEY, CA 93065
Ventura County (805) 955-6500

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 Synergy Observation Specialists PC's NPI number?

The NPI number for Synergy Observation Specialists PC is 1023773587. It was assigned to this organization in the NPPES registry on November 1, 2021.

Where is Synergy Observation Specialists PC located?

Synergy Observation Specialists PC is located at 2975 Sycamore Dr, Simi Valley, CA 93065. The listed phone number is (805) 955-6000.

What is Synergy Observation Specialists PC's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Synergy Observation Specialists PC was last updated on July 14, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.