RTBT

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

RTBT

Practice address

1701 Devonshire Dr
Columbia, SC 29204-2446

Phone

(803) 254-2800

NPI assigned

Jul 25, 2023

Organization subpart

No

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

Authorized official

Name

Dr. Edward Allen Tillitz IINPI 1467693457

Title

Owner/Ceo

Phone

(803) 254-2800

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in SC

Enrollment records 1

Locations

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Edward Allen Tillitz II, D.O.

  • Internal Medicine Physician
  • Columbia, SC
  • NPI 1467693457
  Medicare reassignment NPD Authorized official
• James Richard Herman, MD

  • Internal Medicine Physician
  • Columbia, SC
  • NPI 1396858858
  NPD
• Angela S Darby, APRN

  • Nurse Practitioner
  • Columbia, SC
  • NPI 1194040857
  NPD (past)

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

{
    "created_epoch": "1690243200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1767916800000",
    "number": "1306527270",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1701 DEVONSHIRE DR STE 101",
            "city": "COLUMBIA",
            "state": "SC",
            "postal_code": "292042446",
            "telephone_number": "803-254-2800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1701 DEVONSHIRE DR",
            "city": "COLUMBIA",
            "state": "SC",
            "postal_code": "292042446",
            "telephone_number": "803-254-2800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "RTBT",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-07-25",
        "last_updated": "2026-01-09",
        "certification_date": "2026-01-09",
        "status": "A",
        "authorized_official_last_name": "TILLITZ",
        "authorized_official_first_name": "EDWARD",
        "authorized_official_middle_name": "ALLEN",
        "authorized_official_title_or_position": "OWNER/CEO",
        "authorized_official_telephone_number": "803-254-2800",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_name_suffix": "II"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• RSW Med LLC
• Nicholas J Rua, CRNA
• Danielle Rubin
• Michal Rubin, PH.D.
• Roberto Rubio
• Amy Christine Rucker

• Internal Medicine Physician in Columbia, SC
• Providers in Columbia, SC by specialty
• Internal Medicine Physician in South Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.