Doctor Profile

Primary Care · Family Practice

Mark W. Schaar

MD · Family Practice · Michigan State University College Of Human Medicine
3955 PATIENT CARE DR
Lansing, MI 48911
✓ Accepts Medicare 🎓 41+ Years Practicing
219
Medicare Patients / yr
6
Procedures Billed
41
Years Practicing
2
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 W. Schaar'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. Schaar

See which plans Dr. Schaar accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Michigan, the fastest way to find a Medicare plan that covers Dr. Schaar is to compare every Medicare Advantage and Part D plan available near 48911, MI — the Family Practice's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 48911, MI →

Or call the office at (517) 374-7600 to confirm acceptance directly.

What Dr. Schaar Does

Dr. Schaar served 219 Medicare patients across 331 services in the latest CMS reporting year. That's 47% below the average Family Practice in Michigan (410 patients across 2,561 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)17377
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)4848
Annual depression screening, 5 to 15 minutes (G0444)4545
Hemoglobin a1c level (83036)3317
Established patient office or other outpatient visit, 20-29 minutes (99213)2121

How to read this: "Services" are the total times Dr. Schaar 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. Schaar is affiliated with 2 hospitals according to CMS Physician Compare. Below are the 2 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Edward W Sparrow Hospital

Lansing, MI
★★★☆☆ 3/5 CMS Rating

Mclaren Greater Lansing

Lansing, MI
★★☆☆☆ 2/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 3955 PATIENT CARE DR, Lansing, MI 48911
Phone: (517) 374-7600

Area Safety Grade

D

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

27 min

Average commute time in this zip · 79% 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

87.6755

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

Get directions on Google Maps →

Other Primary Care Doctors near 48911, MI

If Dr. Schaar isn't accepting new patients or isn't in your plan's network, these are the closest primary care doctors near 48911, MI:

DoctorSpecialtyMedicare Patients / yrDistance
Abbas A. KangNurse Practitioner<1 mi
Vivek NadipalliInternal Medicine<1 mi
Jennifer A. RutzenNurse Practitioner<1 mi
Aaron A. NicholsInternal Medicine174<1 mi
Edona KovaniPhysician Assistant1401.4 mi
Ashley BoisclairNurse Practitioner1.5 mi

View all primary care doctors near 48911, MI →

How to Use This Information

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

Compare Medicare Plans near 48911, MI → All Doctors near 48911, MI

Mark W. Schaar: Common Questions

Does Dr. Schaar accept Medicare?
Yes. Dr. Schaar is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Schaar depends on that plan's provider network. Compare Medicare plans near 48911, MI →
Where is Dr. Schaar's office?
Dr. Schaar practices at 3955 PATIENT CARE DR, Lansing, MI 48911. Phone: (517) 374-7600.
What Medicare plans does Dr. Schaar accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (517) 374-7600 to confirm your specific plan is accepted, or compare all Medicare plans near 48911, MI to see available options.
Does Dr. Schaar offer telehealth visits?
CMS does not currently list Dr. Schaar as offering telehealth. Call the office at (517) 374-7600 to confirm whether virtual visits are available.
How experienced is Dr. Schaar?
Dr. Schaar graduated in 1985 and has been practicing for approximately 41 years. In the latest CMS reporting year, Dr. Schaar treated 219 Medicare patients across 6 distinct procedure types.
How do I know if Dr. Schaar 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 (517) 374-7600 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 Primary Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 48911, MI:

Does your Medicare plan cover Dr. Schaar?

Compare Plans near 48911, MI →