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RHEUMATOLOGY GROUP, PLLC
NPI 1831536507
Internal Medicine - Rheumatology in South Charleston, WV

Active since June 04, 2013
4610 KANAWHA AVE SW, SUITE 301, SOUTH CHARLESTON, WV 25309(304) 720-8701(304) 720-8702 Get Directions Write a Review

NPPES record last updated: June 14, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Rheumatology Group, Pllc NPPES

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

RHEUMATOLOGY GROUP, PLLC (NPI 1831536507) is a healthcare organization registered as a rheumatology in South Charleston, West Virginia and active in the NPI registry since June 2013. The organization lists Karen L Sabatino, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1831536507
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameRHEUMATOLOGY GROUP, PLLC
Location Address4610 KANAWHA AVE SW, SUITE 301South Charleston, WV 25309-1367
Mailing Address4610 Kanawha Ave Sw, Suite 301South Charleston, WV 25309-1367 · (304) 720-8701 · Fax (304) 720-8702
Phone(304) 720-8701
Fax(304) 720-8702
Organization SubpartNo
Authorized OfficialKaren L SabatinoOffice Manager · (304) 720-8701
Enumeration DateJune 4, 2013
Last NPPES UpdateJune 14, 2013
✔ NPI 1831536507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
4610 KANAWHA AVE SW, South Charleston, WV 25309
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Highmark Blue Cross Blue Shield West Virginia.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rheumatology Group, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Rheumatology Group, PLLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (4)

Suzanne Gharib, MD
Rheumatology
NPI 1386851988
4610 KANAWHA AVE SW SUITE 301
South Charleston, WV 25309
(304) 720-8701
✔ PECOS✔ Accepts MedicareSame address
Malea Smith, FNP-BC
Nurse Practitioner
NPI 1710318530
4610 KANAWHA AVE SW SW # 301
Charleston, WV 25309
(304) 720-8701
✔ PECOS✔ Accepts MedicareSame address
Thomas Howard, MD
Rheumatology
NPI 1396713137
4610 KANAWHA AVE SW SUITE 301
South Charleston, WV 25309
(304) 720-8701
✔ PECOS✔ Accepts MedicareSame address
Michael Istfan, MD
Rheumatology
NPI 1386650760
4610 KANAWHA AVE SW SUITE 301
South Charleston, WV 25309
(304) 720-8701
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Rheumatology Group, PLLC's NPI number?

The NPI number for Rheumatology Group, PLLC is 1831536507. It was assigned to this organization in the NPPES registry on June 4, 2013.

Where is Rheumatology Group, PLLC located?

Rheumatology Group, PLLC is located at 4610 Kanawha Ave SW Suite 301, South Charleston, WV 25309. The listed phone number is (304) 720-8701.

What is Rheumatology Group, PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Rheumatology Group, PLLC enrolled in Medicare?

Yes. Rheumatology Group, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Rheumatology Group, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Rheumatology Group, PLLC. A 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 the clinician's services. The largest specialties are Rheumatology (3) and Nurse Practitioner (1). Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Rheumatology Group, PLLC accept?

Health plans from Highmark Blue Cross Blue Shield West Virginia list Rheumatology Group, PLLC 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 Rheumatology Group, PLLC was last updated on June 14, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.