Seth David Osenkarski, MSN, APRN, FNP-BC
Family Nurse Practitioner · Charleston, SC
At a glance
4400 Dorchester Rd, Charleston, SC 29405-6849
NPPES record updated Jul 31, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
4400 Dorchester RdCharleston, SC 29405-6849
Additional reported practice locations
2550 Elms Center RdN Charleston, SC 294069844
Phone: 8433028840
Fax: 8438182188 59 George St
Charleston, SC 294011422
Phone: 8437208523
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2015
- CMS specialties
- Nurse Practitioner
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Nurse Practitioner
- Taxonomy code
- 363LF0000X
- Enumeration date
- Dec 22, 2019
- Record updated
- Jul 31, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MSN, APRN, FNP-BC
Reported taxonomies and licenses
363LF0000X · Primary
License reported: 23106 SC
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
4400 Dorchester RdCharleston, SC 29405-6849
- Phone
- (843) 278-8291
- Fax
- (843) 279-3199
Mailing address
PO BOX 740013ATLANTA, GA 303740013
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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