Doctor Profile

Gastroenterology · Gastroenterology

Ian Michael Wall

DO · Gastroenterology
9921 4TH AVE
Brooklyn, NY 11209
✓ Accepts Medicare 💻 Offers Telehealth 🎓 23 Years Practicing
804
Medicare Patients / yr
11
Procedures Billed
23
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 Ian Michael Wall'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. Wall

See which plans Dr. Wall accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for New York, the fastest way to find a Medicare plan that covers Dr. Wall is to compare every Medicare Advantage and Part D plan available near 11209, NY — the Gastroenterology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 11209, NY →

Or call the office at (718) 336-3900 to confirm acceptance directly.

What Dr. Wall Does

Dr. Wall served 804 Medicare patients across 1,023 services in the latest CMS reporting year. That's 45% above the average Gastroenterology in New York (555 patients across 1,203 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 20-29 minutes (99213)451275
Telephone medical discussion with physician, 11-20 minutes (99442)13098
Biopsy of large bowel using a flexible endoscope (45380)110109
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)7269
New patient office or other outpatient visit, 45-59 minutes (99204)6969

How to read this: "Services" are the total times Dr. Wall 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. Wall. This is common for office-based practitioners who don't admit patients to hospitals.

Practice Location & Telehealth Readiness

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

Address: 9921 4TH AVE, Brooklyn, NY 11209
Phone: (718) 336-3900

Area Safety Grade

C

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

56 min

Average commute time in this zip · 27% 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

96.3667

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

Get directions on Google Maps →

Other Gastroenterology Doctors near 11209, NY

If Dr. Wall isn't accepting new patients or isn't in your plan's network, these are the closest gastroenterology doctors near 11209, NY:

DoctorSpecialtyMedicare Patients / yrDistance
Vincent RovitoGastroenterology312<1 mi
Antonio PalagianoGastroenterology769<1 mi
Sarah LopatinGastroenterology187<1 mi
Harry G. DemeoGastroenterology543<1 mi
Pierre HindyGastroenterology708<1 mi

View all gastroenterology doctors near 11209, NY →

How to Use This Information

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

Compare Medicare Plans near 11209, NY → All Doctors near 11209, NY

Ian Michael Wall: Common Questions

Does Dr. Wall accept Medicare?
Yes. Dr. Wall is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Wall depends on that plan's provider network. Compare Medicare plans near 11209, NY →
Where is Dr. Wall's office?
Dr. Wall practices at 9921 4TH AVE, Brooklyn, NY 11209. Phone: (718) 336-3900.
What Medicare plans does Dr. Wall accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (718) 336-3900 to confirm your specific plan is accepted, or compare all Medicare plans near 11209, NY to see available options.
Does Dr. Wall offer telehealth visits?
Dr. Wall 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. Wall?
Dr. Wall graduated in 2003 and has been practicing for approximately 23 years. In the latest CMS reporting year, Dr. Wall treated 804 Medicare patients across 11 distinct procedure types.
How do I know if Dr. Wall 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 (718) 336-3900 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 Gastroenterology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 11209, NY:

Does your Medicare plan cover Dr. Wall?

Compare Plans near 11209, NY →