BRENNAN MASON ROSS SPIEGEL MD
NPI 1184644189
Internal Medicine - Gastroenterology in Los Angeles, CA

Active since July 20, 2006PECOS EnrolledAccepts Medicare Assignment
87.67/100
CMS Quality Rating
200 MEDICAL PLAZA, #365,530,420,120, LOS ANGELES, CA 90095(310) 478-3711 Get Directions Write a Review

NPPES record last updated: July 20, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Brennan Mason Ross Spiegel Md NPPES

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

BRENNAN MASON ROSS SPIEGEL MD (NPI 1184644189) is an individual gastroenterology provider in Los Angeles, California, licensed in California (A70587) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (1998).

NPPES Registry Identity

NPI1184644189
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameBRENNAN MASON ROSS SPIEGELCredential: MD
Location Address200 MEDICAL PLAZA, #365,530,420,120Los Angeles, CA 90095
Mailing Address5767 W Century Blvd, Suite 200Los Angeles, CA 90045-5632 · (310) 478-3711
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1998
Enumeration DateJuly 20, 2006
Last NPPES UpdateJuly 20, 2010
NPI 1184644189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in CA · A70587
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
200 MEDICAL PLAZA, Los Angeles, CA 90095

Other Identifiers 4

Medicaid00A705870CA
Medicare UPINI18267CA
Medicare PINWA70587ACA
Medicare PINWA70587BCA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Brennan Mason Ross Spiegel Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133189988
PECOS Enrollment IDI20041015000245
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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.67/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.86
Promoting Interoperability99
Improvement Activities40
Cost49.42

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.

Internal Medicine (Nephrology)
200 MEDICAL PLAZA, #365,420,120,530
LOS ANGELES, CA 90095
Internal Medicine
200 MEDICAL PLAZA, #365,530,420,120
LOS ANGELES, CA 90095
Internal Medicine
200 MEDICAL PLAZA, #214,365,530,420,120
LOS ANGELES, CA 90095
Plastic Surgery
200 MEDICAL PLAZA, #465
LOS ANGELES, CA 90095
Internal Medicine (Rheumatology)
200 MEDICAL PLAZA, #365,530,420,120
LOS ANGELES, CA 90095
Otolaryngology
200 MEDICAL PLAZA, #550
LOS ANGELES, CA 90095
Internal Medicine (Nephrology)
200 MEDICAL PLAZA, #365,530,420,120
LOS ANGELES, CA 90095
Internal Medicine (Allergy & Immunology)
200 MEDICAL PLAZA, #365,530,420,120
LOS ANGELES, CA 90095

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 Brennan Spiegel's NPI number?

The NPI number for Brennan Spiegel is 1184644189. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Brennan Spiegel located?

Brennan Spiegel practices at 200 Medical Plaza #365,530,420,120, Los Angeles, CA 90095. The listed phone number is (310) 478-3711.

What is Brennan Spiegel's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Brennan Spiegel enrolled in Medicare?

Yes. Brennan Spiegel is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Brennan Spiegel was last updated on July 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.