Doctor Profile

Primary Care · Family Practice

Stephen R. Barter

MD · Family Practice · Tufts University School Of Medicine
4 MESERVE ST
UNIT 1
Naples, ME 04055
✓ Accepts Medicare 🎓 45+ Years Practicing
680
Medicare Patients / yr
8
Procedures Billed
45
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 Stephen R. Barter'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. Barter

See which plans Dr. Barter accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Maine, the fastest way to find a Medicare plan that covers Dr. Barter is to compare every Medicare Advantage and Part D plan available near 04055, ME — the Family Practice's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 04055, ME →

Or call the office at to confirm acceptance directly.

What Dr. Barter Does

Dr. Barter served 680 Medicare patients across 891 services in the latest CMS reporting year. That's 157% above the average Family Practice in Maine (265 patients across 460 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 20-29 minutes (99213)219139
Insertion of needle into vein for collection of blood sample (36415)160118
Established patient office or other outpatient visit, 30-39 minutes (99214)15587
Urinalysis, manual test (81002)123106
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)8585

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

Mainehealth Stephens Hospital

Norway, ME
★★★★☆ 4/5 CMS Rating

Bridgton Hospital

Bridgton, ME
Rating not available

Practice Location & Telehealth Readiness

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

Address: 4 MESERVE ST, UNIT 1, Naples, ME 04055
Phone:

Area Safety Grade

C+

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

47 min

Average commute time in this zip · 80% 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

9.4345

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 04055, ME

If Dr. Barter isn't accepting new patients or isn't in your plan's network, these are the closest primary care doctors near 04055, ME:

DoctorSpecialtyMedicare Patients / yrDistance
Nicole M. SaucierNurse Practitioner—<1 mi
Erinn WrightFamily Practice3147.1 mi
Charles S. MatusovichNurse Practitioner—7.8 mi
Cassandra DeePhysician Assistant—7.8 mi
Edward A. EnosNurse Practitioner—7.8 mi

View all primary care doctors near 04055, ME →

How to Use This Information

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

  • Verify network status. Medicare Advantage plans each have their own provider networks. The same doctor may be in-network for one plan and out-of-network for another. Compare all Medicare plans near 04055, ME →
  • Confirm directly with the office. Call Dr. Barter's office at to verify they're accepting new patients and which plans they currently accept. Use our printable question list →
  • Check enrollment windows. You can only switch Medicare plans during specific periods. Missing a deadline can cost you a year of coverage. Review enrollment dates →
Compare Medicare Plans near 04055, ME → All Doctors near 04055, ME

Stephen R. Barter: Common Questions

Does Dr. Barter accept Medicare?
Yes. Dr. Barter is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Barter depends on that plan's provider network. Compare Medicare plans near 04055, ME →
Where is Dr. Barter's office?
Dr. Barter practices at 4 MESERVE ST, UNIT 1, Naples, ME 04055. Phone: .
What Medicare plans does Dr. Barter accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at to confirm your specific plan is accepted, or compare all Medicare plans near 04055, ME to see available options.
Does Dr. Barter offer telehealth visits?
CMS does not currently list Dr. Barter as offering telehealth. Call the office at to confirm whether virtual visits are available.
How experienced is Dr. Barter?
Dr. Barter graduated in 1981 and has been practicing for approximately 45 years. In the latest CMS reporting year, Dr. Barter treated 680 Medicare patients across 8 distinct procedure types.
How do I know if Dr. Barter 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 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 04055, ME:

Does your Medicare plan cover Dr. Barter?

Compare Plans near 04055, ME →