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DR. MICHAEL DAVID WINTERS M.D.
NPI 1902880719
Internal Medicine - Gastroenterology in Oklahoma City, OK

Active since December 05, 2005PECOS EnrolledAccepts Medicare Assignment
77.69/100
CMS Quality Rating
5401 N PORTLAND AVE STE 540, OKLAHOMA CITY, OK 73112(405) 604-4533(405) 602-1873 Get Directions Write a Review

NPPES record last updated: April 15, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 15, 2021, Sep 24, 2018 (2 updates tracked since 2018).

About Dr. Michael David Winters M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL DAVID WINTERS M.D. (NPI 1902880719) is an individual gastroenterology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (17666) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Integris Baptist Medical Center, Inc, and is a graduate of University Of Oklahoma College Of Medicine (1990).

NPPES Registry Identity

NPI1902880719
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MICHAEL DAVID WINTERSCredential: M.D.
Location Address5401 N PORTLAND AVE STE 540Oklahoma City, OK 73112-2092
Mailing Address5300 N Independence Ave Ste 280Oklahoma City, OK 73112-5555 · (405) 604-4533 · Fax (405) 602-1873
Phone(405) 604-4533
Fax(405) 602-1873
Sole ProprietorNo
Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 1990
Enumeration DateDecember 5, 2005
Last NPPES UpdateApril 15, 20212 updates tracked since enumeration
NPPES CertifiedApril 15, 2021
✔ NPI 1902880719 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in OK · 17666
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5401 N PORTLAND AVE STE 540, Oklahoma City, OK 73112
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, Mending Health, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Michael David Winters M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4486611258
PECOS Enrollment IDI20090520000557
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Michael Winters reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Integris Ambulatory Care Corporation
6.2 mi
Family Medicine
3001 QUAIL SPRINGS PKWY
Oklahoma City, OK 73134
  • Reassigned Medicare billing, Oklahoma enrollment
  • 1,058 clinicians in this Medicare group
NPI 1750333936 (405) 951-2298
Hpi Physicians LLC
9.2 mi
General Practice
1616 S KELLY AVE
Edmond, OK 73013
  • Reassigned Medicare billing, Oklahoma enrollment
  • 82 clinicians in this Medicare group
NPI 1205152600 (405) 341-8829

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
148 services144 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
116 services115 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
102 services101 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
80 services80 patients
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249
This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.
77 services72 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
67 services60 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Integris Baptist Medical Center, Inc

Acute Care Hospitals · Oklahoma City, OK
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370028
Location3300 Northwest ExpresswayOklahoma City, OK 73112 · Oklahoma County
Emergency services Birthing friendly

Integris Southwest Medical Center

Acute Care Hospitals · Oklahoma City, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370106
Location4401 South Western AvenueOklahoma City, OK 73109 · Oklahoma County
Emergency services Birthing friendly

Community Hospital, LLC

Acute Care Hospitals · Oklahoma City, OK
5/5 CMS rating
OwnershipPhysician
CMS Certification Number370203
Location3100 Southwest 89th StreetOklahoma City, OK 73159 · Oklahoma County
Emergency services

Integris Canadian Valley Hospital

Acute Care Hospitals · Yukon, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370211
Location1201 Health Center ParkwayYukon, OK 73099 · Canadian County
Emergency services Birthing friendly

Integris Health Edmond Hospital

Acute Care Hospitals · Edmond, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370236
Location4801 Integris ParkwayEdmond, OK 73034 · Oklahoma County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73112 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

77.69/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.52
Promoting Interoperability100
Improvement Activities40
Cost43.13

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ARUN KUMAR SACHDEV M.D.
Internal Medicine (Gastroenterology)
5401 N PORTLAND AVE STE 540
OKLAHOMA CITY, OK 73112
Oklahoma County (405) 604-4533
DR. TRUSHAR B PATEL M.D.
Internal Medicine (Gastroenterology)
5401 N PORTLAND AVE STE 540
OKLAHOMA CITY, OK 73112
Oklahoma County (405) 604-6217
CARSON KENDALL AGEE M.D.
Surgery
5401 N PORTLAND AVE STE 540
OKLAHOMA CITY, OK 73112
Oklahoma County (405) 604-4224

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Winters's NPI number?

The NPI number for Michael Winters is 1902880719. It was assigned to this individual provider in the NPPES registry on December 5, 2005.

Where is Michael Winters located?

Michael Winters practices at 5401 N Portland Ave Ste 540, Oklahoma City, OK 73112. The listed phone number is (405) 604-4533.

What is Michael Winters's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Michael Winters enrolled in Medicare?

Yes. Michael Winters is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Michael Winters's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Winters reassigns Medicare benefits to 2 organizations: Integris Ambulatory Care Corporation (Oklahoma City, OK) and Hpi Physicians LLC (Edmond, OK). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Winters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Winters accept?

Health plans from Blue Cross and Blue Shield of Oklahoma, Mending Health and UnitedHealthcare list Michael Winters as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Michael Winters affiliated with any hospitals?

According to CMS data, Michael Winters is affiliated with Integris Baptist Medical Center, Inc, Integris Southwest Medical Center, Community Hospital, LLC, Integris Canadian Valley Hospital and Integris Health Edmond Hospital.

When was this NPI record last updated?

The NPPES record for Michael Winters was last updated on April 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.