Individual provider Active NPI

Preston Walker Williams, MD

  • Internal Medicine Physician
  • Columbus, OH
National Provider Identifier
1245816123
Registry record updated Aug 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
35.150615 Issued in OH
Practice address
543 Taylor Ave
Columbus, OH 43203-1278
Phone
(614) 293-5123
Fax
(614) 293-4890
NPI assigned
Mar 22, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 25, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 35.150615 OH Primary

Addresses

Primary practice location

543 Taylor Ave
Columbus, OH 43203-1278

Mailing address

700 Ackerman Rd Ste 2120
Columbus, OH 43202-1559
Phone (614) 293-5123

Other practice location 1

1493 Cambridge St
Cambridge, MA 02139-1047
Phone (617) 665-1000

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240912000339 OH Practitioner - Internal Medicine 9830598317 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Texas a & M University System, HSC, College of Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Osu Internal Medicine LLCGroup PAC ID 5496651408, 1,141 clinicians
Osu General Internal Medicine LLCGroup PAC ID 7517103955, 270 clinicians

Practice addresses (Care Compare)

543 Taylor Ave
Columbus, OH 43203-1278
Phone (614) 688-6400

Hospital & facility affiliations

  • Ohio State University State Health System Hospital, Columbus, OH, CCN 360085
  • James Cancer Hospital & Solove Research Institute Hospital, Columbus, OH, CCN 360242

Merit-based Incentive Payment System (MIPS)

Final score
91.32 of 100Reported as apm
Quality
71.78
Promoting interoperability
98.93
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
35.150615OHMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Osu Internal Medicine, LLC Internal Medicine CurrentSince Aug 1, 2025 Accepting new patients
Osu General Internal Medicine LLC Internal Medicine CurrentSince Jul 1, 2024 Accepting new patients
Ohio State University Hospitals Past Accepting new patients

Locations

543 Taylor Ave
Columbus, OH 43203
Phone (614) 685-3333

700 Ackerman Rd
Ste 2120
Columbus, OH 43202

2050 Kenny Rd
Columbus, OH 43221
Phone (614) 293-8054

700 Ackerman Rd
Columbus, OH 43202
Phone (614) 268-7369

3900 Stoneridge Ln
Dublin, OH 43017
Phone (614) 366-5001

Interoperability endpoints

  • Direct secure messaging: preston.williams.1@31227.direct.athenahealth.com
  • Direct secure messaging: pwilliams1233518@direct.osumc.edu

Organizations & group practices 3

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

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1616371200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756080000000",
    "number": "1245816123",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 ACKERMAN RD STE 2120",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021559",
            "telephone_number": "614-293-5123"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "543 TAYLOR AVE",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432031278",
            "telephone_number": "614-293-5123",
            "fax_number": "614-293-4890"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1493 Cambridge St",
            "address_purpose": "LOCATION",
            "city": "Cambridge",
            "state": "MA",
            "postal_code": "021391047",
            "country_code": "US",
            "telephone_number": "617-665-1000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "PRESTON",
        "middle_name": "WALKER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-22",
        "last_updated": "2025-08-25",
        "certification_date": "2025-08-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OH",
            "license": "35.150615",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Columbus, OH

Sources for this page

Verify at the official NPI Registry.