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JONATHAN STEPHEN WARREN
NPI 1164059564
Emergency Medicine in Los Angeles, CA

Active since March 25, 2020PECOS Enrolled
757 WESTWOOD PLZ STE 1517, LOS ANGELES, CA 90095(310) 825-9111 Get Directions Write a Review

NPPES record last updated: August 30, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 11, 2024, Mar 25, 2020 (2 updates tracked since 2020).

About Jonathan Stephen Warren NPPES

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

JONATHAN STEPHEN WARREN (NPI 1164059564) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A180610) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS and maintains a secondary practice location in Torrance.

NPPES Registry Identity

NPI1164059564
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameJONATHAN STEPHEN WARREN
Location Address757 WESTWOOD PLZ STE 1517Los Angeles, CA 90095-2059
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(310) 825-9111
Sole ProprietorNo
Enumeration DateMarch 25, 2020
Last NPPES UpdateAugust 30, 20242 updates tracked since enumeration
NPPES CertifiedAugust 30, 2024
✔ NPI 1164059564 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A180610
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.
757 WESTWOOD PLZ STE 1517, Los Angeles, CA 90095
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Secondary Practice Location 1

Location 11000 W Carson St Bldg D9Torrance, CA 90502-2059 · Phone (424) 306-5442

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jonathan Stephen Warren is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90095 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. SEAN EMERSON TREACY MD
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-2111
DR. JESUS RICARDO TORRES MD, MPH
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 794-0599
DEREK WILLIAM ALTEMA
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-9111
DR. BENJAMIN DAVID EASTER M.D.
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-9111
DR. CATHERINE MARIE WEAVER M.D.
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-2111
NEIL ANJON RAY MD
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-2111
ANNETTE MARIA DEKKER
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-9111
DR. BRETT DAVID GOODFRIEND MD
Emergency Medicine
757 WESTWOOD PLZ STE 1517
LOS ANGELES, CA 90095
Los Angeles County (310) 825-9111

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 Jonathan Warren's NPI number?

The NPI number for Jonathan Warren is 1164059564. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Where is Jonathan Warren located?

Jonathan Warren practices at 757 Westwood Plz Ste 1517, Los Angeles, CA 90095. The listed phone number is (310) 825-9111.

What is Jonathan Warren's specialty?

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

Is Jonathan Warren enrolled in Medicare?

Yes. Jonathan Warren is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jonathan Warren was last updated on August 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.