1. Home
  2. Directory
  3. California
  4. Santa Monica
  5. Emergency Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LEROY SIMS M.D., M.SC.
NPI 1225236904
Emergency Medicine in Santa Monica, CA

Active since July 05, 2007PECOS Enrolled
1250 16TH ST STE 2100, SANTA MONICA, CA 90404(424) 259-6593 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Leroy Sims M.d., M.sc. NPPES

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

LEROY SIMS M.D., M.SC. (NPI 1225236904) is an individual emergency medicine provider in Santa Monica, California, licensed in California (A105514) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in Burlingame.

NPPES Registry Identity

NPI1225236904
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameLEROY SIMSCredential: M.D., M.SC.
Location Address1250 16TH ST STE 2100Santa Monica, CA 90404-1249
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(424) 259-6593
Sole ProprietorNo
Enumeration DateJuly 5, 2007
Last NPPES UpdateJuly 15, 2026
NPPES CertifiedJuly 15, 2026
✔ NPI 1225236904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A105514
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.
Also ListedEmergency Medicine · Sports MedicineTaxonomy 207PS0010X · License A105514 (CA)
1250 16TH ST STE 2100, Santa Monica, CA 90404
Open in Google Maps ↗

Secondary Practice Location 1

Location 11501 Trousdale Dr, Mills-Peninsula Medical Center, Emergency DepartmentBurlingame, CA 94010-4506 · Phone (650) 696-5446

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Leroy Sims M.d., M.sc. 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 90404 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 11

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

DR. SOROUSH BAGHDADI MD
Orthopaedic Surgery
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
DR. MAHAD MOHAMED HASSAN M.D.
Orthopaedic Surgery
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
RISHI TRIKHA MD
Student in an Organized Health Care Education/Training Program
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-9860
MS. EMILY CYRIAC PARATHARA NP
Nurse Practitioner
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
DR. TYLER PEMBROKE JACKSON MD
Emergency Medicine
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
AMIT ZABTANI MD
Orthopaedic Surgery
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
MS. CHARITO CALIPUSAN SCHNEIDER ACNP, CNS
Nurse Practitioner (Acute Care)
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (424) 259-6593
AURELIA NATTIV
Family Medicine
1250 16TH ST STE 2100
SANTA MONICA, CA 90404
Los Angeles County (310) 319-1234

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 Leroy Sims's NPI number?

The NPI number for Leroy Sims is 1225236904. It was assigned to this individual provider in the NPPES registry on July 5, 2007.

Where is Leroy Sims located?

Leroy Sims practices at 1250 16th St Ste 2100, Santa Monica, CA 90404. The listed phone number is (424) 259-6593.

What is Leroy Sims's specialty?

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

Is Leroy Sims enrolled in Medicare?

Yes. Leroy Sims is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Leroy Sims was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days 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.