Doctor Profile

Nephrology · Nephrology

Matthew R. Weir

MD · Nephrology · University Of Virginia School Of Medicine
22 S GREEN ST
Baltimore, MD 21201
✓ Accepts Medicare 💻 Offers Telehealth 🎓 48+ Years Practicing
245
Medicare Patients / yr
6
Procedures Billed
48
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 Matthew R. Weir'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. Weir

See which plans Dr. Weir accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Maryland, the fastest way to find a Medicare plan that covers Dr. Weir is to compare every Medicare Advantage and Part D plan available near 21201, MD — the Nephrology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 21201, MD →

Or call the office at (410) 328-8040 to confirm acceptance directly.

What Dr. Weir Does

Dr. Weir served 245 Medicare patients across 712 services in the latest CMS reporting year. That's 67% below the average Nephrology in Maryland (743 patients across 195 doctors).

ProcedureServicesMedicare Patients
Home dialysis services per month (20 years or older) (90966)24157
Dialysis services, 4 or more physician visits per month (20 years or older) (90960)20339
Established patient office or other outpatient visit, 30-39 minutes (99214)15881
Established patient office or other outpatient visit, 40-54 minutes (99215)7641
Dialysis services, 2-3 physician visits per month (20 years or older) (90961)2015

How to read this: "Services" are the total times Dr. Weir 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. Weir is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

University Of Maryland Medical Center

Baltimore, MD
★★☆☆☆ 2/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 22 S GREEN ST, Baltimore, MD 21201
Phone: (410) 328-8040

Area Safety Grade

D

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

32 min

Average commute time in this zip · 42% 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

75.3312

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

Get directions on Google Maps →

Other Nephrology Doctors near 21201, MD

If Dr. Weir isn't accepting new patients or isn't in your plan's network, these are the closest nephrology doctors near 21201, MD:

DoctorSpecialtyMedicare Patients / yrDistance
Pabitra BhandariNephrology<1 mi
Miriam B. MichaelNephrology278<1 mi
Simran K. DhillonNephrology267<1 mi
Novia SinghNephrology720<1 mi
Anita PasumarthyNephrology768<1 mi
Kenneth YimNephrology605<1 mi

View all nephrology doctors near 21201, MD →

How to Use This Information

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

Compare Medicare Plans near 21201, MD → All Doctors near 21201, MD

Matthew R. Weir: Common Questions

Does Dr. Weir accept Medicare?
Yes. Dr. Weir is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Weir depends on that plan's provider network. Compare Medicare plans near 21201, MD →
Where is Dr. Weir's office?
Dr. Weir practices at 22 S GREEN ST, Baltimore, MD 21201. Phone: (410) 328-8040.
What Medicare plans does Dr. Weir accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (410) 328-8040 to confirm your specific plan is accepted, or compare all Medicare plans near 21201, MD to see available options.
Does Dr. Weir offer telehealth visits?
Dr. Weir is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Weir?
Dr. Weir graduated in 1978 and has been practicing for approximately 48 years. In the latest CMS reporting year, Dr. Weir treated 245 Medicare patients across 6 distinct procedure types.
How do I know if Dr. Weir 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 (410) 328-8040 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 21201, MD:

Does your Medicare plan cover Dr. Weir?

Compare Plans near 21201, MD →