Mark Andrew Rainwater, DDS

Primary specialty

DentistTaxonomy code 122300000X

License

10352 Issued in SC

Practice address

830 Robertson Blvd
Walterboro, SC 29488-3081

Phone

(843) 781-7428

NPI assigned

Jul 3, 2018

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in SC

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Dentist

Education

Other, 2018

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Genesis Healthcare, Inc.

  • Federally Qualified Health Center (FQHC)
  • Darlington, SC
  • NPI 1437484862
  Medicare reassignment
• Genesis Healthcare, Inc

  • Federally Qualified Health Center (FQHC)
  • Walterboro, SC
  • NPI 1942757844
  NPD
• Genesis Healthcare, Inc.

  • Federally Qualified Health Center (FQHC)
  • Walterboro, SC
  • NPI 1881440758
  NPD
• Twinsburg Dental Associates

  • Dentist
  • Twinsburg, OH
  • NPI 1174503056
  NPD (past)

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

{
    "created_epoch": "1530576000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762473600000",
    "number": "1972099976",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8906 TWO NOTCH RD",
            "city": "COLUMBIA",
            "state": "SC",
            "postal_code": "292236366",
            "telephone_number": "803-254-3676",
            "fax_number": "803-254-3678"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "830 ROBERTSON BLVD",
            "city": "WALTERBORO",
            "state": "SC",
            "postal_code": "294883081",
            "telephone_number": "843-781-7428"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RAINWATER",
        "first_name": "MARK",
        "middle_name": "ANDREW",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-07-03",
        "last_updated": "2025-11-07",
        "certification_date": "2025-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "SC",
            "license": "10352",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "ZX0352",
            "state": "SC"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Heather M Poirier
• Priority Home Care LLC
• Pruitthealth - Walterboro, LLC
• PSC, Inc
• Shannon Morris Pye, DMD
• Rapha Family Footcare
• Dee Anne Hickman Reaves, OTR/L
• James Lee Reavis
• Horace Lee Reese III, PHARMD
• Gunther Rencken, MD

• Dentist in Walterboro, SC
• Providers in Walterboro, SC by specialty
• Dentist in South Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 7, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.