Doctor Profile

Nephrology · Nephrology

Mark S. Barats

MD · Nephrology
948 N FAIRFAX AVE
SUITE 201
West Hollywood, CA 90046
✓ Accepts Medicare 🎓 42+ Years Practicing
6.4K
Medicare Patients / yr
42
Procedures Billed
42
Years Practicing
1
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Mark S. Barats's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Barats

See which plans Dr. Barats accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for California, the fastest way to find a Medicare plan that covers Dr. Barats is to compare every Medicare Advantage and Part D plan available near 90046, CA — the Nephrology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 90046, CA →

Or call the office at (323) 654-2020 to confirm acceptance directly.

What Dr. Barats Does

Dr. Barats served 6,414 Medicare patients across 16,729 services in the latest CMS reporting year. That's 808% above the average Nephrology in California (707 patients across 915 doctors).

ProcedureServicesMedicare Patients
Infusion into a vein for therapy, prevention, or diagnosis, each additional hour (96366)2,693346
Urinalysis, manual test (81002)1,962631
Established patient office or other outpatient visit, 30-39 minutes (99214)1,848579
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (96365)1,351348
Established patient office or other outpatient visit, 20-29 minutes (99213)1,062388

How to read this: "Services" are the total times Dr. Barats billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Barats is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Cedars-Sinai Medical Center

Los Angeles, CA
★★★★★ 5/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Barats practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Barats offers telehealth — broadband availability at your home matters for virtual visits.

Address: 948 N FAIRFAX AVE, SUITE 201, West Hollywood, CA 90046
Phone: (323) 654-2020

Area Safety Grade

D+

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

36 min

Average commute time in this zip · 62% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

61.3629

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Nephrology Doctors near 90046, CA

If Dr. Barats isn't accepting new patients or isn't in your plan's network, these are the closest nephrology doctors near 90046, CA:

DoctorSpecialtyMedicare Patients / yrDistance
Sanjeev KumarNephrology1472.0 mi
Alice PengNephrology7932.0 mi
Subbian A. KarumanchiNephrology2.0 mi
Patarapha WongsarojNephrology2872.0 mi
Edmund HuangNephrology7292.0 mi

View all nephrology doctors near 90046, CA →

How to Use This Information

Choosing a Medicare plan that covers Dr. Barats takes three steps:

Compare Medicare Plans near 90046, CA → All Doctors near 90046, CA

Mark S. Barats: Common Questions

Does Dr. Barats accept Medicare?
Yes. Dr. Barats is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Barats depends on that plan's provider network. Compare Medicare plans near 90046, CA →
Where is Dr. Barats's office?
Dr. Barats practices at 948 N FAIRFAX AVE, SUITE 201, West Hollywood, CA 90046. Phone: (323) 654-2020.
What Medicare plans does Dr. Barats accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (323) 654-2020 to confirm your specific plan is accepted, or compare all Medicare plans near 90046, CA to see available options.
Does Dr. Barats offer telehealth visits?
CMS does not currently list Dr. Barats as offering telehealth. Call the office at (323) 654-2020 to confirm whether virtual visits are available.
How experienced is Dr. Barats?
Dr. Barats graduated in 1984 and has been practicing for approximately 42 years. In the latest CMS reporting year, Dr. Barats treated 6,414 Medicare patients across 42 distinct procedure types.
How do I know if Dr. Barats is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (323) 654-2020 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Nephrology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 90046, CA:

Does your Medicare plan cover Dr. Barats?

Compare Plans near 90046, CA →