Katelyn Watson Zerbst, APRN

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

26440 Issued in SC

Practice address

710 Johnnie Dodds Blvd Ste 200
Mount Pleasant, SC 29464-3045

Phone

(843) 800-1303

Fax

(888) 316-7716

NPI assigned

Feb 14, 2022

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

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: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Sweetgrass Psychiatry LLCGroup PAC ID 4688932957, 25 clinicians

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.

• Sweetgrass Psychiatry LLC

  • Psychiatry Physician
  • Mount Pleasant, SC
  • NPI 1669985859

  Psychiatric/Mental Health

  Medicare reassignment Care Compare group NPD
• Palmetto Primary Care Physicians, LLC

  • Family Medicine Physician
  • Charleston, SC
  • NPI 1073234928
  Medicare reassignment NPD
• Palmetto Primary Care Physicians, LLC

  • Family Medicine Physician
  • Summerville, SC
  • NPI 1366123739
  NPD
• Palmetto Primary Care Physicians, LLC

  • Family Medicine Physician
  • Summerville, SC
  • NPI 1720411077
  NPD
• Palmetto Primary Care Physicians, LLC

  • Family Medicine Physician
  • Summerville, SC
  • NPI 1265690382
  NPD (past)
• Palmetto Primary Care Physicians, LLC

  • Family Medicine Physician
  • N Charleston, SC
  • NPI 1629017694
  NPD (past)

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

{
    "created_epoch": "1644796800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768435200000",
    "number": "1396490843",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "90 SPRINGVIEW LN # A",
            "city": "SUMMERVILLE",
            "state": "SC",
            "postal_code": "294858153",
            "telephone_number": "843-832-9113",
            "fax_number": "843-843-9114"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "710 JOHNNIE DODDS BLVD STE 200",
            "city": "MOUNT PLEASANT",
            "state": "SC",
            "postal_code": "294643045",
            "telephone_number": "843-800-1303",
            "fax_number": "888-316-7716"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "90 Springview Ln # A",
            "address_purpose": "LOCATION",
            "city": "Summerville",
            "state": "SC",
            "postal_code": "294858153",
            "country_code": "US",
            "telephone_number": "843-832-9113",
            "fax_number": "843-832-9114",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZERBST",
        "first_name": "KATELYN",
        "middle_name": "WATSON",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-02-14",
        "last_updated": "2026-01-15",
        "certification_date": "2026-01-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "SC",
            "license": "26440",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "SC",
            "license": "26440",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• William Paul Young, MD
• Julia Debruhl Yungman, LISW-CP
• Sarah Zacharias, LPC
• Cassandra Zaino
• Geraldine Zatcoff, MS, MSED, CNS
• Christin Solomon Zerega, LPC
• Kimberly S Zimlich, MD
• Beverly McBee Zimmerman, MED. LPC
• Derek Alan Zinkeler, RPH
• Bonnie Zuker, DC

• Psychiatric/Mental Health Nurse Practitioner in Mount Pleasant, SC
• Providers in Mount Pleasant, SC by specialty
• Psychiatric/Mental Health Nurse Practitioner in South Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 15, 2026; 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.