OMER BASAR MD
NPI 1801458617
Internal Medicine - Gastroenterology in Columbia, MO
About Omer Basar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OMER BASAR MD (NPI 1801458617) is an individual gastroenterology provider in Columbia, Missouri, licensed in Missouri (2019018429) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS, is affiliated with Summa Health System, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Accepted 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
Omer Basar Md 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.
Medicare Billing Reassignment
Medicare enrollment records show Omer Basar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Belpre, OH 45714
- Reassigned Medicare billing, West Virginia enrollment
- 1,511 clinicians in this Medicare group
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 3
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Summa Health System
Acute Care Hospitals · Akron, OHCharleston Area Medical Center
Acute Care Hospitals · Charleston, WVPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 65212 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COLUMBIA, MO 65212
COLUMBIA, MO 65212
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 Omer Basar's NPI number?
The NPI number for Omer Basar is 1801458617. It was assigned to this individual provider in the NPPES registry on July 1, 2019.
Where is Omer Basar located?
Omer Basar practices at 1 Hospital Dr, Columbia, MO 65212. The listed phone number is (573) 882-8586.
What is Omer Basar's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Omer Basar enrolled in Medicare?
Yes. Omer Basar 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 organization bills Medicare for Omer Basar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Omer Basar reassigns Medicare benefits to Charleston Area Medical Center Inc (Belpre, OH). The 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 Omer Basar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Omer Basar accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Highmark Blue Cross Blue Shield West Virginia list Omer Basar 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 Omer Basar affiliated with any hospitals?
According to CMS data, Omer Basar is affiliated with Summa Health System and Charleston Area Medical Center.
When was this NPI record last updated?
The NPPES record for Omer Basar was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.
# Omer Basar, MD · NPI 1801458617
Gastroenterology physician in Columbia, Missouri. Individual provider, active in the CMS NPPES registry since July 1, 2019.
## Identity
- **NPI:** 1801458617 (Entity type: Individual)
- **Enumerated:** July 1, 2019
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 2019018429 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 HOSPITAL DR, Columbia, MO 65212-1000
- **Phone:** (573) 882-8586 · **Fax:** (573) 884-4595
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Charleston Area Medical Center Inc (NPI 1588422547, Belpre, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** April 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1801458617) · Data from the CMS NPPES public registry.