Doctor Profile

Orthopedic & Rehab · Orthopedic Surgery

John P. Hammerstein

MD · Orthopedic Surgery · Indiana University School Of Medicine
1185 N 1000
Linton, IN 47441
✓ Accepts Medicare 🎓 24 Years Practicing
703
Medicare Patients / yr
12
Procedures Billed
24
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 John P. Hammerstein'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. Hammerstein

See which plans Dr. Hammerstein accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Indiana, the fastest way to find a Medicare plan that covers Dr. Hammerstein is to compare every Medicare Advantage and Part D plan available near 47441, IN — the Orthopedic Surgery's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 47441, IN →

Or call the office at 81284722812054 to confirm acceptance directly.

What Dr. Hammerstein Does

Dr. Hammerstein served 703 Medicare patients across 2,750 services in the latest CMS reporting year. That's similar to the average Orthopedic Surgery in Indiana (826 patients across 458 doctors).

ProcedureServicesMedicare Patients
Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg (J7325)1,26522
Injection, dexamethasone sodium phosphate, 1 mg (J1100)44882
Established patient office or other outpatient visit, 20-29 minutes (99213)366161
Aspiration and/or injection of fluid from large joint (20610)20587
New patient office or other outpatient visit, 30-44 minutes (99203)105105

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

Greene County General Hospital

Linton, IN
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 1185 N 1000, Linton, IN 47441
Phone: 81284722812054

Area Safety Grade

C+

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

32 min

Average commute time in this zip · 91% 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

34.0378

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 47441, IN

If Dr. Hammerstein isn't accepting new patients or isn't in your plan's network, these are the closest orthopedic and rehab doctors near 47441, IN:

DoctorSpecialtyMedicare Patients / yrDistance
Robert F. JacksonOrthopedic Surgery9613.5 mi
James WestmorelandOrthopedic Surgery5013.5 mi
Scott SlivkaOrthopedic Surgery13014.5 mi
William L. DevaultOrthopedic Surgery30.9 mi
Howard E. FeldmanOrthopedic Surgery4231.5 mi

View all orthopedic and rehab doctors near 47441, IN →

How to Use This Information

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

Compare Medicare Plans near 47441, IN → All Doctors near 47441, IN

John P. Hammerstein: Common Questions

Does Dr. Hammerstein accept Medicare?
Yes. Dr. Hammerstein is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Hammerstein depends on that plan's provider network. Compare Medicare plans near 47441, IN →
Where is Dr. Hammerstein's office?
Dr. Hammerstein practices at 1185 N 1000, Linton, IN 47441. Phone: 81284722812054.
What Medicare plans does Dr. Hammerstein accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at 81284722812054 to confirm your specific plan is accepted, or compare all Medicare plans near 47441, IN to see available options.
Does Dr. Hammerstein offer telehealth visits?
CMS does not currently list Dr. Hammerstein as offering telehealth. Call the office at 81284722812054 to confirm whether virtual visits are available.
How experienced is Dr. Hammerstein?
Dr. Hammerstein graduated in 2002 and has been practicing for approximately 24 years. In the latest CMS reporting year, Dr. Hammerstein treated 703 Medicare patients across 12 distinct procedure types.
How do I know if Dr. Hammerstein 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 81284722812054 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 47441, IN:

Does your Medicare plan cover Dr. Hammerstein?

Compare Plans near 47441, IN →