KATELYN WATSON ZERBST APRN
NPI 1396490843
Nurse Practitioner - Psychiatric/Mental Health in Mount Pleasant, SC
About Katelyn Watson Zerbst Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATELYN WATSON ZERBST APRN (NPI 1396490843) is an individual psychiatric/mental health provider in Mount Pleasant, South Carolina, licensed in South Carolina (26440) and active in the NPI registry since February 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Summerville, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katelyn Watson Zerbst Aprn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Katelyn Zerbst reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mount Pleasant, SC 29464
- Reassigned Medicare billing, South Carolina enrollment
- 27 clinicians in this Medicare group
Summerville, SC 29483
- Reassigned Medicare billing, South Carolina enrollment
- 290 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29464 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MT PLEASANT, SC 29464
MOUNT PLEASANT, SC 29464
MT PLEASANT, SC 29464
MT PLEASANT, SC 29464
MOUNT PLEASANT, SC 29464
MOUNT PLEASANT, SC 29464
MOUNT PLEASANT, SC 29464
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katelyn Zerbst's NPI number?
The NPI number for Katelyn Zerbst is 1396490843. It was assigned to this individual provider in the NPPES registry on February 14, 2022.
Where is Katelyn Zerbst located?
Katelyn Zerbst practices at 710 Johnnie Dodds Blvd Ste 200, Mount Pleasant, SC 29464. The listed phone number is (843) 800-1303.
What is Katelyn Zerbst's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Katelyn Zerbst enrolled in Medicare?
Yes. Katelyn Zerbst is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Katelyn Zerbst's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katelyn Zerbst reassigns Medicare benefits to 2 organizations: Sweetgrass Psychiatry LLC (Mount Pleasant, SC) and Palmetto Primary Care Physicians, LLC (Summerville, SC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katelyn Zerbst's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katelyn Zerbst accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina and UnitedHealthcare list Katelyn Zerbst as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Katelyn Zerbst was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katelyn Watson Zerbst, APRN · NPI 1396490843
Psychiatric/Mental Health physician in Mount Pleasant, South Carolina. Individual provider, active in the CMS NPPES registry since February 14, 2022.
## Identity
- **NPI:** 1396490843 (Entity type: Individual)
- **Enumerated:** February 14, 2022
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 26440 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 710 JOHNNIE DODDS BLVD STE 200, Mount Pleasant, SC 29464-3045
- **Phone:** (843) 800-1303 · **Fax:** (888) 316-7716
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sweetgrass Psychiatry LLC (NPI 1669985859, Mount Pleasant, SC); Palmetto Primary Care Physicians, LLC (NPI 1851332951, Summerville, SC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** January 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1396490843) · Data from the CMS NPPES public registry.