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POSEIDON INPATIENT SERVICES, LLC
NPI 1609214378
Hospitalist in Charleston, SC

Active since June 04, 2013
9330 MEDICAL PLAZA DR, CHARLESTON, SC 29406(843) 797-7000 Get Directions Write a Review

NPPES record last updated: October 3, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Poseidon Inpatient Services, Llc NPPES

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

POSEIDON INPATIENT SERVICES, LLC (NPI 1609214378) is a healthcare organization registered as a hospitalist in Charleston, South Carolina and active in the NPI registry since June 2013. The organization lists Gregory J. Byrne, President, as its authorized official.

NPPES Registry Identity

NPI1609214378
Entity TypeOrganization
Primary Taxonomy208M00000X
Legal Business NamePOSEIDON INPATIENT SERVICES, LLC
Location Address9330 MEDICAL PLAZA DRCharleston, SC 29406-9104
Mailing Address18167 Us Highway 19 N, Suite 650Clearwater, FL 33764-3528 · (800) 507-8874 · Fax (727) 536-2896
Phone(843) 797-7000
Organization SubpartNo
Authorized OfficialGregory J. ByrnePresident · (214) 712-2000
Enumeration DateJune 4, 2013
Last NPPES UpdateOctober 3, 2013
✔ NPI 1609214378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedNurse PractitionerTaxonomy 363L00000X
9330 MEDICAL PLAZA DR, Charleston, SC 29406
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

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

MR. RICHARD DALE BRINSON MSN, APRN, NP-C
Nurse Practitioner (Acute Care)
9330 MEDICAL PLAZA DR
NORTH CHARLESTON, SC 29406
Charleston County (843) 847-4595
DR. DARRYL EDWARD MCFARLAND MD
Internal Medicine (Critical Care Medicine)
9330 MEDICAL PLAZA DR
CHARLESTON, SC 29406
Charleston County (843) 797-7000
ROSSEN IVANOV KIRKOV MD
Emergency Medicine
9330 MEDICAL PLAZA DR
CHARLESTON, SC 29406
Charleston County (843) 797-7000
MORGAN ELISABETH HUNT
Student in an Organized Health Care Education/Training Program
9330 MEDICAL PLAZA DR
NORTH CHARLESTON, SC 29406
Charleston County (843) 797-7000
DR. ALLISON LUNDY MCCRAE MD
Surgery
9330 MEDICAL PLAZA DR
NORTH CHARLESTON, SC 29406
Charleston County (843) 797-7000
DR. SARAH CARTER PT, DPT
Physical Therapist
9330 MEDICAL PLAZA DR
NORTH CHARLESTON, SC 29406
Charleston County (843) 797-7000
DR. VINCENT PAUL GRZYWACZ II MD
Radiology (Radiation Oncology)
9330 MEDICAL PLAZA DR
CHARLESTON, SC 29406
Charleston County (843) 847-4571
MISBHA ANJUM MD
Student in an Organized Health Care Education/Training Program
9330 MEDICAL PLAZA DR
CHARLESTON, SC 29406
Charleston County (843) 847-5620

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 Poseidon Inpatient Services, LLC's NPI number?

The NPI number for Poseidon Inpatient Services, LLC is 1609214378. It was assigned to this organization in the NPPES registry on June 4, 2013.

Where is Poseidon Inpatient Services, LLC located?

Poseidon Inpatient Services, LLC is located at 9330 Medical Plaza Dr, Charleston, SC 29406. The listed phone number is (843) 797-7000.

What is Poseidon Inpatient Services, LLC's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

When was this NPI record last updated?

The NPPES record for Poseidon Inpatient Services, LLC was last updated on October 3, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.