Doctor Profile

Cardiology · Cardiovascular Disease (Cardiology)

Ann C. Linnebur

MD · Cardiovascular Disease (Cardiology) · University Of Michigan Medical School
3917 W RD
SUITE A
Los Alamos, NM 87544
✓ Accepts Medicare 💻 Offers Telehealth 🎓 57+ Years Practicing
2.3K
Medicare Patients / yr
24
Procedures Billed
57
Years Practicing
3
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 Ann C. Linnebur'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. Linnebur

See which plans Dr. Linnebur accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for New Mexico, the fastest way to find a Medicare plan that covers Dr. Linnebur is to compare every Medicare Advantage and Part D plan available near 87544, NM — the Cardiovascular Disease (Cardiology)'s office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 87544, NM →

Or call the office at (505) 661-8900 to confirm acceptance directly.

What Dr. Linnebur Does

Dr. Linnebur served 2,299 Medicare patients across 3,093 services in the latest CMS reporting year. That's 35% above the average Cardiovascular Disease (Cardiology) in New Mexico (1,704 patients across 71 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)654384
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)320311
Established patient office or other outpatient visit, 40-54 minutes (99215)297229
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)22771
Administration of influenza virus vaccine (G0008)152151

How to read this: "Services" are the total times Dr. Linnebur 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. Linnebur is affiliated with 3 hospitals according to CMS Physician Compare. Below are the 3 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Christus St Vincent Regional Medical Center

Santa Fe, NM
★★★★★ 5/5 CMS Rating

Holy Cross Hospital A Div Of Taos Health Systems

Taos, NM
★★★☆☆ 3/5 CMS Rating

Los Alamos Medical Center

Los Alamos, NM
Rating not available

Practice Location & Telehealth Readiness

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

Address: 3917 W RD, SUITE A, Los Alamos, NM 87544
Phone: (505) 661-8900

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

16 min

Average commute time in this zip · 77% 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

0.4510

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

Get directions on Google Maps →

Other Cardiology Doctors near 87544, NM

If Dr. Linnebur isn't accepting new patients or isn't in your plan's network, these are the closest cardiology doctors near 87544, NM:

DoctorSpecialtyMedicare Patients / yrDistance
Mazen Al-HamwyCardiovascular Disease (Cardiology)2.7K609.9 mi
Mohamad MahayniCardiovascular Disease (Cardiology)2.4K610.0 mi
Bryan A. LucentaInterventional Cardiology1.7K610.1 mi
Debasish ChaudhuriCardiovascular Disease (Cardiology)2.4K610.1 mi
Satish KohliCardiovascular Disease (Cardiology)3.6K610.1 mi

View all cardiology doctors near 87544, NM →

How to Use This Information

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

Compare Medicare Plans near 87544, NM → All Doctors near 87544, NM

Ann C. Linnebur: Common Questions

Does Dr. Linnebur accept Medicare?
Yes. Dr. Linnebur is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Linnebur depends on that plan's provider network. Compare Medicare plans near 87544, NM →
Where is Dr. Linnebur's office?
Dr. Linnebur practices at 3917 W RD, SUITE A, Los Alamos, NM 87544. Phone: (505) 661-8900.
What Medicare plans does Dr. Linnebur accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (505) 661-8900 to confirm your specific plan is accepted, or compare all Medicare plans near 87544, NM to see available options.
Does Dr. Linnebur offer telehealth visits?
Dr. Linnebur 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. Linnebur?
Dr. Linnebur graduated in 1969 and has been practicing for approximately 57 years. In the latest CMS reporting year, Dr. Linnebur treated 2,299 Medicare patients across 24 distinct procedure types.
How do I know if Dr. Linnebur 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 (505) 661-8900 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 Cardiology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 87544, NM:

Does your Medicare plan cover Dr. Linnebur?

Compare Plans near 87544, NM →