Doctor Profile

Gastroenterology · Gastroenterology

Patrick R. Volak

MD · Gastroenterology · University Of Oklahoma College Of Medicine
4150 SE ADAMS RD
Bartlesville, OK 74006
✓ Accepts Medicare 🎓 41+ Years Practicing
1.1K
Medicare Patients / yr
15
Procedures Billed
41
Years Practicing
5
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 Patrick R. Volak'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. Volak

See which plans Dr. Volak accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Oklahoma, the fastest way to find a Medicare plan that covers Dr. Volak is to compare every Medicare Advantage and Part D plan available near 74006, OK — the Gastroenterology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 74006, OK →

Or call the office at (918) 438-7050 to confirm acceptance directly.

What Dr. Volak Does

Dr. Volak served 1,124 Medicare patients across 6,259 services in the latest CMS reporting year. That's 58% above the average Gastroenterology in Oklahoma (710 patients across 94 doctors).

ProcedureServicesMedicare Patients
Injection, vedolizumab, 1 mg (J3380)5,10012
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)194187
Established patient office or other outpatient visit, 30-39 minutes (99214)144131
New patient office or other outpatient visit, 30-44 minutes (99203)143143
Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)129129

How to read this: "Services" are the total times Dr. Volak 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. Volak is affiliated with 5 hospitals according to CMS Physician Compare. Below are the 5 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Saint Francis Hospital South, Llc

Tulsa, OK
★★★★★ 5/5 CMS Rating

Oklahoma Surgical Hospital, Llc

Tulsa, OK
★★★★☆ 4/5 CMS Rating

Saint Francis Hospital Vinita, Inc

Vinita, OK
★★★★☆ 4/5 CMS Rating

Saint Francis Hospital, Inc

Tulsa, OK
★★★★☆ 4/5 CMS Rating

Cherokee Nation W W Hastings Indian Hospital

Tahlequah, OK
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 4150 SE ADAMS RD, Bartlesville, OK 74006
Phone: (918) 438-7050

Area Safety Grade

D

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

22 min

Average commute time in this zip · 89% 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

84.2870

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

Get directions on Google Maps →

Other Gastroenterology Doctors near 74006, OK

If Dr. Volak isn't accepting new patients or isn't in your plan's network, these are the closest gastroenterology doctors near 74006, OK:

DoctorSpecialtyMedicare Patients / yrDistance
Matt BlankenshipGastroenterology1.2K<1 mi
Christian D. ClarkGastroenterology1.3K<1 mi
Markham L. NightengaleGastroenterology1.2K<1 mi
Aatish M. PatelGastroenterology588<1 mi
Kevin M. McnamaraGastroenterology899<1 mi

View all gastroenterology doctors near 74006, OK →

How to Use This Information

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

Compare Medicare Plans near 74006, OK → All Doctors near 74006, OK

Patrick R. Volak: Common Questions

Does Dr. Volak accept Medicare?
Yes. Dr. Volak is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Volak depends on that plan's provider network. Compare Medicare plans near 74006, OK →
Where is Dr. Volak's office?
Dr. Volak practices at 4150 SE ADAMS RD, Bartlesville, OK 74006. Phone: (918) 438-7050.
What Medicare plans does Dr. Volak accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (918) 438-7050 to confirm your specific plan is accepted, or compare all Medicare plans near 74006, OK to see available options.
Does Dr. Volak offer telehealth visits?
CMS does not currently list Dr. Volak as offering telehealth. Call the office at (918) 438-7050 to confirm whether virtual visits are available.
How experienced is Dr. Volak?
Dr. Volak graduated in 1985 and has been practicing for approximately 41 years. In the latest CMS reporting year, Dr. Volak treated 1,124 Medicare patients across 15 distinct procedure types.
How do I know if Dr. Volak 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 (918) 438-7050 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 74006, OK:

Does your Medicare plan cover Dr. Volak?

Compare Plans near 74006, OK →