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KARRYNA MERWINE CRNP
NPI 1609718956
Nurse Practitioner - Family in Hanahan, SC

Active since April 07, 2026PECOS Enrolled
1800 EAGLE LANDING BLVD, HANAHAN, SC 29410(843) 553-0656 Get Directions Write a Review

NPPES record last updated: April 7, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Karryna Merwine Crnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KARRYNA MERWINE CRNP (NPI 1609718956) is an individual family provider in Hanahan, South Carolina, licensed in South Carolina (31376) and active in the NPI registry since April 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1609718956
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKARRYNA MERWINECredential: CRNP
Location Address1800 EAGLE LANDING BLVDHanahan, SC 29410-8517
Mailing Address534 Woodmont CirEaston, PA 18045-6135 · (864) 747-8477
Phone(843) 553-0656
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateApril 7, 2026
NPPES CertifiedApril 7, 2026
✔ NPI 1609718956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in SC · 31376
1800 EAGLE LANDING BLVD, Hanahan, SC 29410
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karryna Merwine Crnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1456829787
PECOS Enrollment IDI20260506000015
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Karryna Merwine reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Physicians Services Group, P.C.
185 mi
Multi-Specialty
2 GRIFFITH RD
Greenville, SC 29607
  • Reassigned Medicare billing, South Carolina enrollment
  • Medicare enrollment name: Physicians Services Group PC
  • 80 clinicians in this Medicare group
NPI 1700357076 (864) 688-3988
Psgsc Mssp, P.C.
185 mi
Multi-Specialty
2 GRIFFITH RD
Greenville, SC 29607
  • Reassigned Medicare billing, South Carolina enrollment
  • Medicare enrollment name: Psgsc Mssp PC
  • 73 clinicians in this Medicare group
NPI 1417839754 (864) 316-8984

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 29410 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.18 typical visit price
range $53.57 – $163.84
Typical copayment $20.79 (range $13.39 – $40.96)
Most-billed visit code 99203
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RAILROAD CROSSING HEALTHCARE, INC.
Skilled Nursing Facility
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 553-0656
JESSICA URANIA FRAZIER
Nurse Practitioner (Primary Care)
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 327-4013
HANAHAN OP LLC
Skilled Nursing Facility
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 553-0656
ERICA BROOKE MAXWELL OTD
Occupational Therapist
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 553-0656
RACHEL PADGETT
Physical Therapy Assistant
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 553-0656
HEARTLAND-CHARLESTON OF HANAHAN SC LLC
Skilled Nursing Facility
1800 EAGLE LANDING BLVD
HANAHAN, SC 29410
Berkeley County (843) 553-0656

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 Karryna Merwine's NPI number?

The NPI number for Karryna Merwine is 1609718956. It was assigned to this individual provider in the NPPES registry on April 7, 2026.

Where is Karryna Merwine located?

Karryna Merwine practices at 1800 Eagle Landing Blvd, Hanahan, SC 29410. The listed phone number is (843) 553-0656.

What is Karryna Merwine's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Karryna Merwine enrolled in Medicare?

Yes. Karryna Merwine is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Karryna Merwine's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karryna Merwine reassigns Medicare benefits to 2 organizations: Physicians Services Group, P.C. (Greenville, SC) and Psgsc Mssp, P.C. (Greenville, 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 Karryna Merwine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karryna Merwine accept?

Health plans from UnitedHealthcare list Karryna Merwine 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 Karryna Merwine was last updated on April 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.