Doctor Profile

Orthopedic & Rehab · Orthopedic Surgery

Keith D. Merrill

MD · Orthopedic Surgery · Northwestern University Feinberg Medical School
316 CALHOUN ST
Charleston, SC 29401
✓ Accepts Medicare 🎓 46+ Years Practicing
551
Medicare Patients / yr
12
Procedures Billed
46
Years Practicing
0
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 Keith D. Merrill'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. Merrill

See which plans Dr. Merrill accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for South Carolina, the fastest way to find a Medicare plan that covers Dr. Merrill is to compare every Medicare Advantage and Part D plan available near 29401, SC — the Orthopedic Surgery's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 29401, SC →

Or call the office at (843) 723-6426 to confirm acceptance directly.

What Dr. Merrill Does

Dr. Merrill served 551 Medicare patients across 796 services in the latest CMS reporting year. That's 56% below the average Orthopedic Surgery in South Carolina (1,262 patients across 300 doctors).

ProcedureServicesMedicare Patients
Injection, methylprednisolone acetate, 40 mg (J1030)21680
Established patient office or other outpatient visit, 10-19 minutes (99212)12596
Aspiration and/or injection of fluid from large joint (20610)10578
Established patient office or other outpatient visit, 20-29 minutes (99213)8972
X-ray of knee, 4 or more views (73564)5647

How to read this: "Services" are the total times Dr. Merrill 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

CMS does not list any hospital affiliations for Dr. Merrill. This is common for office-based practitioners who don't admit patients to hospitals.

Practice Location & Telehealth Readiness

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

Address: 316 CALHOUN ST, Charleston, SC 29401
Phone: (843) 723-6426

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

20 min

Average commute time in this zip · 46% 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

67.7417

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

Get directions on Google Maps →

Other Orthopedic & Rehab Doctors near 29401, SC

If Dr. Merrill isn't accepting new patients or isn't in your plan's network, these are the closest orthopedic and rehab doctors near 29401, SC:

DoctorSpecialtyMedicare Patients / yrDistance
William J. Carroll, IiiOrthopedic Surgery834<1 mi
Brett H. YoungOrthopedic Surgery729<1 mi
Alexander M. LieberOrthopedic Surgery<1 mi
Cara E. ArpeyPhysical Medicine And Rehabilitation<1 mi
Jacob D. GoatleyPhysical Medicine And Rehabilitation<1 mi
Reed M. ButlerOrthopedic Surgery<1 mi

View all orthopedic and rehab doctors near 29401, SC →

How to Use This Information

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

Compare Medicare Plans near 29401, SC → All Doctors near 29401, SC

Keith D. Merrill: Common Questions

Does Dr. Merrill accept Medicare?
Yes. Dr. Merrill is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Merrill depends on that plan's provider network. Compare Medicare plans near 29401, SC →
Where is Dr. Merrill's office?
Dr. Merrill practices at 316 CALHOUN ST, Charleston, SC 29401. Phone: (843) 723-6426.
What Medicare plans does Dr. Merrill accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (843) 723-6426 to confirm your specific plan is accepted, or compare all Medicare plans near 29401, SC to see available options.
Does Dr. Merrill offer telehealth visits?
CMS does not currently list Dr. Merrill as offering telehealth. Call the office at (843) 723-6426 to confirm whether virtual visits are available.
How experienced is Dr. Merrill?
Dr. Merrill graduated in 1980 and has been practicing for approximately 46 years. In the latest CMS reporting year, Dr. Merrill treated 551 Medicare patients across 12 distinct procedure types.
How do I know if Dr. Merrill 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 (843) 723-6426 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 Orthopedic & Rehab Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 29401, SC:

Does your Medicare plan cover Dr. Merrill?

Compare Plans near 29401, SC →