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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RACHEL BLAIR MARIE BASS MD
NPI 1457834731
Emergency Medicine in Santa Monica, CA

Active since September 12, 2018PECOS Enrolled
1250 16TH ST, SANTA MONICA, CA 90404(310) 794-0585 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 24, 2026, May 27, 2025, Mar 7, 2025 and 3 more (6 updates tracked since 2018).

About Rachel Blair Marie Bass Md NPPES

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

RACHEL BLAIR MARIE BASS MD (NPI 1457834731) is an individual emergency medicine provider in Santa Monica, California, licensed in California (A190319) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1457834731
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameRACHEL BLAIR MARIE BASSCredential: MD
Location Address1250 16TH STSanta Monica, CA 90404-1249
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(310) 794-0585
Sole ProprietorNo
Enumeration DateSeptember 12, 2018
Last NPPES UpdateSeptember 24, 20266 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1457834731 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 · A190319
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.
1250 16TH ST, Santa Monica, CA 90404
Open in Google Maps ↗

Secondary Practice Location 1

Location 1757 Westwood PlzLos Angeles, CA 90095-2909 · Phone (310) 825-9111

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rachel Blair Marie Bass Md 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 20

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

ISABELLA JUSAY NP
Nurse Practitioner
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (424) 259-9450
CHRISTINE PHAM PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (414) 259-8500
WILLIAM SHYY M.D.
Emergency Medicine
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (310) 794-7700
MAUREEN SALIGUMBA ACNP
Nurse Practitioner (Acute Care)
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (310) 319-4000
BREANNE CAROLYN GRAZER NP
Nurse Practitioner
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (310) 319-4000
KYLE TRAN
Pharmacist
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (310) 825-9111
ERMINA CAVCIC
Nurse Practitioner (Family)
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (424) 259-8262
RACHAEL BOLLINGER
Nurse Practitioner (Acute Care)
1250 16TH ST
SANTA MONICA, CA 90404
Los Angeles County (424) 259-9457

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 Rachel Bass's NPI number?

The NPI number for Rachel Bass is 1457834731. It was assigned to this individual provider in the NPPES registry on September 12, 2018.

Where is Rachel Bass located?

Rachel Bass practices at 1250 16th St, Santa Monica, CA 90404. The listed phone number is (310) 794-0585.

What is Rachel Bass's specialty?

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

Is Rachel Bass enrolled in Medicare?

Yes. Rachel Bass is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Rachel Bass was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.