Ohio Gastroenterology Group, Inc.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

Legal business name

OHIO GASTROENTEROLOGY GROUP, INC.

Practice address

3400 Olentangy River Rd
Columbus, OH 43202

Phone

(614) 754-5500

Fax

(614) 457-9519

NPI assigned

Nov 7, 2006

Last updated

Aug 13, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Dr. John R Scherer, MDNPI 1861653701

Title

Lab Director

Phone

(614) 754-5500

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in OH

Enrollment records 1

Other NPIs on the same Medicare enrollment 2

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

• Ohio Gastroenteology Group, Inc.

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1245309731

  O20040519000407

  Same enrollment
• Ohio Gastroenterology Group, Inc.

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1851460356

  O20040519000407

  Same enrollment

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Practitioners 156

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• John Ross Scherer, M.D.

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1861653701
  Medicare reassignment Care Compare group NPD Authorized official
• Ahmad Nasr Anaizi, MD

  • Gastroenterology Physician
  • Pickerington, OH
  • NPI 1821417239
  Medicare reassignment Care Compare group NPD
• Scott W Arlin, MD

  • Gastroenterology Physician
  • Dublin, OH
  • NPI 1962495465
  Medicare reassignment Care Compare group NPD
• Mihir Ramesh Bakhru, MD

  • Gastroenterology Physician
  • Pickerington, OH
  • NPI 1609074681
  Medicare reassignment Care Compare group NPD
• Jan L. Batson, CRNA

  • Certified Registered Nurse Anesthetist
  • Columbus, OH
  • NPI 1285871194
  Medicare reassignment Care Compare group NPD
• Ruchi Bhatia, MD

  • Transplant Hepatology Physician
  • Columbus, OH
  • NPI 1003194093

  Gastroenterology

  Medicare reassignment Care Compare group NPD
• Kiran Timmappa Bidari, M.D.

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1083847826
  Medicare reassignment Care Compare group NPD
• Prachi Singh Biyani, MD

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1508185398
  Medicare reassignment Care Compare group NPD
• Grace Brown, CRNA

  • Anesthesiology Physician
  • Akron, OH
  • NPI 1083610372
  Medicare reassignment Care Compare group NPD
• Gretchen K Calhoun, CNP

  • Adult Health Nurse Practitioner
  • Columbus, OH
  • NPI 1689714586
  Medicare reassignment Care Compare group NPD
• John Matthew Castor, MD

  • Gastroenterology Physician
  • Columbus, OH
  • NPI 1093987257
  Medicare reassignment Care Compare group NPD
• Zheng Che

  • Gastroenterology Physician
  • Gahanna, OH
  • NPI 1790345817
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1162857600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1755043200000",
    "number": "1124197637",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3400 OLENTANGY RIVER RD",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021523",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3400 OLENTANGY RIVER RD",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "43202",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "85 McNaughten Rd Ste 320",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432135111",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1025 Refugee Rd Ste 100A",
            "address_purpose": "LOCATION",
            "city": "Pickerington",
            "state": "OH",
            "postal_code": "431479861",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3000 Meadow Pond Ct",
            "address_purpose": "LOCATION",
            "city": "Grove City",
            "state": "OH",
            "postal_code": "431239827",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-754-5501",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "430 Altair Pkwy Ste 110",
            "address_purpose": "LOCATION",
            "city": "Westerville",
            "state": "OH",
            "postal_code": "430827647",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "722 Buckles Ct N Ste 100",
            "address_purpose": "LOCATION",
            "city": "Gahanna",
            "state": "OH",
            "postal_code": "432306923",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-754-5501",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6670 Perimeter Dr Ste 200",
            "address_purpose": "LOCATION",
            "city": "Dublin",
            "state": "OH",
            "postal_code": "430168065",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "fax_number": "614-457-9519",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "931 Chatham Ln",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432212417",
            "country_code": "US",
            "telephone_number": "614-754-5500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "OHIO GASTROENTEROLOGY GROUP, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-11-07",
        "last_updated": "2025-08-13",
        "certification_date": "2025-08-13",
        "status": "A",
        "authorized_official_last_name": "SCHERER",
        "authorized_official_first_name": "JOHN",
        "authorized_official_middle_name": "R",
        "authorized_official_title_or_position": "LAB DIRECTOR",
        "authorized_official_telephone_number": "614-754-5500",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0206235",
            "state": "OH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Gastroenterology Physician in Columbus, OH
• Providers in Columbus, OH by specialty
• Gastroenterology Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 13, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.