NPIMap

Individual provider Active NPI

Omer Basar, MD

  • Gastroenterology Physician
  • Columbia, MO
National Provider Identifier
1801458617
Registry record updated Apr 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
2019018429 Issued in MO
Practice address
1 Hospital Dr
Columbia, MO 65212-1000
Phone
(573) 882-8586
Fax
(573) 884-4595
NPI assigned
Jul 1, 2019
Last updated
Apr 29, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 29, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 2019018429 MO Primary

Addresses

Primary practice location

1 Hospital Dr
Columbia, MO 65212-1000

Mailing address

1 Hospital Dr
Columbia, MO 65212-1000
Phone (573) 882-8586

Other practice location 1

800 Pennsylvania Ave
Charleston, WV 25302-3351
Phone (304) 388-5432

Other practice location 2

1400 Hospital Dr
Hurricane, WV 25526-9202
Phone (304) 757-1700

Other practice location 3

3200 MacCorkle Ave SE
Charleston, WV 25304-1227
Phone (304) 388-5432

Other practice location 4

2930 Chesterfield Ave
Charleston, WV 25304-1125
Phone (304) 351-1700

Other practice location 5

501 Morris St
Charleston, WV 25301-1326
Phone (304) 388-5432

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH, WV2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20220622000570 OH Practitioner - Gastroenterology 5597189720 Reassigns benefits to 1 organization
I20260605002109 WV Practitioner - Gastroenterology 5597189720 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Summa Physicians LLCGroup PAC ID 2961303532, 692 clinicians

Practice addresses (Care Compare)

155 5TH St NE
Barberton, OH 44203-3332

195 Wadsworth Rd
Wadsworth, OH 44281-9504
Phone (330) 374-1255

2930 Chesterfield Ave
Charleston, WV 25304-1125
Phone (304) 351-1700

525 E Market St
Akron, OH 44304-1619

75 Arch St
Suite 301
Akron, OH 44304-1429
Phone (330) 253-1800

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy28
Upper gastrointestinal (GI) endoscopy for acid reflux22

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Summa Physicians LLC Gastroenterology CurrentSince Jul 18, 2022 Accepting new patients
Summa Physicians LLC Current Accepting new patients
Summa Physicians LLC CurrentSince Jul 18, 2022 Accepting new patients

Locations

1077 Gorge Blvd
Akron, OH 44310
Phone (234) 312-5691

525 E Market St
Akron, OH 44304
Phone (330) 375-6350

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 14

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 14

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1561939200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777420800000",
    "number": "1801458617",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 HOSPITAL DR",
            "city": "COLUMBIA",
            "state": "MO",
            "postal_code": "652121000",
            "telephone_number": "573-882-8586"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 HOSPITAL DR",
            "city": "COLUMBIA",
            "state": "MO",
            "postal_code": "652121000",
            "telephone_number": "573-882-8586",
            "fax_number": "573-884-4595"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "800 Pennsylvania Ave",
            "address_purpose": "LOCATION",
            "city": "Charleston",
            "state": "WV",
            "postal_code": "253023351",
            "country_code": "US",
            "telephone_number": "304-388-5432",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1400 Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Hurricane",
            "state": "WV",
            "postal_code": "255269202",
            "country_code": "US",
            "telephone_number": "304-757-1700",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3200 MacCorkle Ave SE",
            "address_purpose": "LOCATION",
            "city": "Charleston",
            "state": "WV",
            "postal_code": "253041227",
            "country_code": "US",
            "telephone_number": "304-388-5432",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2930 Chesterfield Ave",
            "address_purpose": "LOCATION",
            "city": "Charleston",
            "state": "WV",
            "postal_code": "253041125",
            "country_code": "US",
            "telephone_number": "304-351-1700",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "501 Morris St",
            "address_purpose": "LOCATION",
            "city": "Charleston",
            "state": "WV",
            "postal_code": "253011326",
            "country_code": "US",
            "telephone_number": "304-388-5432",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BASAR",
        "first_name": "OMER",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-07-01",
        "last_updated": "2026-04-29",
        "certification_date": "2026-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MO",
            "license": "2019018429",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Columbia, MO

Sources for this page

Verify at the official NPI Registry.