1. Home
  2. Directory
  3. Virginia
  4. Mechanicsville
  5. Internal Medicine
  6. NPI Profile

NEPHROLOGY SPECIALISTS PC
NPI 1578645107
Internal Medicine - Nephrology in Mechanicsville, VA

Active since October 20, 2006CLIA Certified · 2 labs
7501 RIGHT FLANK RD STE 600, MECHANICSVILLE, VA 23116(804) 559-6980(804) 559-6982 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 24, 2026, Dec 19, 2025, Feb 27, 2023 and 2 more (5 updates tracked since 2016).

About Nephrology Specialists Pc NPPES

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

NEPHROLOGY SPECIALISTS PC (NPI 1578645107), doing business as Commonwealth Kidney Doctors, is a healthcare organization registered as a nephrology in Mechanicsville, Virginia and active in the NPI registry since October 2006. The organization holds 2 active CLIA laboratory certificates, maintains 3 additional practice locations, and lists Teresa Lynn Stevens, Credentialing/billing Administrator, as its authorized official.

NPPES Registry Identity

NPI1578645107
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameNEPHROLOGY SPECIALISTS PC
Location Address7501 RIGHT FLANK RD STE 600Mechanicsville, VA 23116-3863
Mailing Address7501 Right Flank Rd Ste 600Mechanicsville, VA 23116-3863 · (804) 559-6980 · Fax (804) 559-6982
Phone(804) 559-6980
Fax(804) 559-6982
Organization SubpartNo
Authorized OfficialTeresa Lynn StevensCredentialing/billing Administrator · (804) 559-6980
Enumeration DateOctober 20, 2006
Last NPPES UpdateMarch 24, 20265 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
✔ NPI 1578645107 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
7501 RIGHT FLANK RD STE 600, Mechanicsville, VA 23116
Open in Google Maps ↗

Other Names 1

Doing Business AsCommonwealth Kidney Doctors

Secondary Practice Locations 3

Location 11850 Pocahontas TrlQuinton, VA 23141-1657 · Phone (804) 559-6980 · Fax (804) 559-6982
Location 24709 Richmond RdWarsaw, VA 22572-3143 · Phone (804) 559-6980 · Fax (804) 559-6982
Location 37605 Forest Ave Ste 109Richmond, VA 23229-4936 · Phone (804) 559-6980 · Fax (804) 285-6393

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nephrology Specialists Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to Nephrology Specialists PC, which bills Medicare for the services they deliver. Of these, 6 practice at this address and 8 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Nephrology6
Nurse Practitioner4
Internal Medicine1

Clinicians, nearest first (11)

Amar Damodar, M.D.
Internal Medicine
NPI 1235376880
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Laetitia Eya, NP
Nurse Practitioner
NPI 1063029171
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Swapna Kallu, MD
Nephrology
NPI 1063772234
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Gerald Keightley, M.D.
Nephrology
NPI 1447256482
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Arundhati Sharma, M.D
Nephrology
NPI 1790103026
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Jamie Zandman
Nurse Practitioner
NPI 1013641802
7501 RIGHT FLANK RD STE 600
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts MedicareSame address
Mary Mcneer, MD
Nephrology
NPI 1265438204
8400 N RUN MEDICAL DR STE 200
Mechanicsville, VA 23116
(804) 559-6980
✔ PECOS✔ Accepts Medicare2.0 mi
Bhavesh Patel, MD
Nephrology
NPI 1942273602
8400 N RUN MEDICAL DR STE 200
Mechanicsville, VA 23116
(804) 285-6390
✔ PECOS✔ Accepts Medicare2.0 mi
Walid Abou Assi, M.D.
Nephrology
NPI 1003867433
7605 FOREST AVE SUITE 109
Richmond, VA 23229
(804) 285-6390
✔ PECOS✔ Accepts Medicare11 mi
Tamara Hall, RN ACNP
Nurse Practitioner
NPI 1356401517
86 HARRIS DR.
Kilmarnock, VA 22482
(804) 435-2651
✔ PECOS✔ Accepts Medicare53 mi
Emily Mason, FNP
Nurse Practitioner
NPI 1922756139
9 PINNACLE DR STE A03
Fishersville, VA 22939
(434) 243-7700
✔ PECOS✔ Accepts Medicare89 mi

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

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 49D1044500

Nephrology Specialists, PC · Richmond, VA
Active · expires Apr 30, 2028
CLIA Number49D1044500
Laboratory TypePhysician Office
Certificate Effective DateMay 1, 2026
Certificate Expiration DateApril 30, 2028
Laboratory DirectorGerald E. Keightley III
Laboratory Phone(804) 288-6750
Laboratory LocationNephrology Specialists, PC7605 Forest Ave, Suite 109, Richmond, VA 23229
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 49D1004474

Nephrology Specialist, PC · Mechanicsville, VA
Active · expires Apr 30, 2028
CLIA Number49D1004474
Laboratory TypePhysician Office
Certificate Effective DateMay 1, 2026
Certificate Expiration DateApril 30, 2028
Laboratory DirectorGerald E. Keightley III
Laboratory Phone(804) 288-6750
Laboratory LocationNephrology Specialist, PC8400 North Run Medical Drive - Suite 200, Mechanicsville, VA 23116
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory to perform only waived tests.

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 Nephrology Specialists PC's NPI number?

The NPI number for Nephrology Specialists PC is 1578645107. It was assigned to this organization in the NPPES registry on October 20, 2006. The provider is doing business as Commonwealth Kidney Doctors.

Where is Nephrology Specialists PC located?

Nephrology Specialists PC is located at 7501 Right Flank Rd Ste 600, Mechanicsville, VA 23116. The listed phone number is (804) 559-6980.

What is Nephrology Specialists PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Nephrology Specialists PC enrolled in Medicare?

Yes. Nephrology Specialists PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nephrology Specialists PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to Nephrology Specialists PC. 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 Nephrology (6), Nurse Practitioner (4) and Internal Medicine (1). Of these, 6 practice at this address and 8 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Nephrology Specialists PC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Nephrology Specialists PC was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.