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KIDNEY SPECIALISTS
NPI 1124038963
Internal Medicine - Nephrology in Westerville, OH

Active since August 08, 2006CLIA Certified · 2 labs
595 COPELAND MILL RD, SUITE 2D, WESTERVILLE, OH 43081(614) 823-8500(614) 823-8501 Get Directions Write a Review

NPPES record last updated: September 24, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Kidney Specialists NPPES

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

KIDNEY SPECIALISTS (NPI 1124038963) is a healthcare organization registered as a nephrology in Westerville, Ohio and active in the NPI registry since August 2006. The organization holds 2 active CLIA laboratory certificates and lists William A Wilmer, President, as its authorized official.

NPPES Registry Identity

NPI1124038963
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameKIDNEY SPECIALISTS, INC.
Location Address595 COPELAND MILL RD, SUITE 2DWesterville, OH 43081-8908
Mailing Address595 Copeland Mill Rd, Suite 2dWesterville, OH 43081-8908 · (614) 823-8500 · Fax (614) 823-8501
Phone(614) 823-8500
Fax(614) 823-8501
Organization SubpartNo
Authorized OfficialWilliam A WilmerPresident · (614) 823-8500
Enumeration DateAugust 8, 2006
Last NPPES UpdateSeptember 24, 2015
✔ NPI 1124038963 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.
595 COPELAND MILL RD, Westerville, OH 43081
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Other Names 1

Doing Business AsKidney Specialists

Other Identifiers 10

Medicare PIN9334784OH
Medicaid2411303OH
Medicare PIN9334781OH
Medicaid2436082OH
Medicare PIN9334783OH
Medicaid2436055OH
Medicare PIN9334782OH
Medicare PIN9334785OH
Medicaid2446884OH
Medicaid2436117OH

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 Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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)

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

Clinicians Billing Medicare Through This Organization

9

Medicare enrollment records show 9 clinicians reassign Medicare billing to Kidney Specialists, which bills Medicare for the services they deliver. Of these, 7 practice at this address. They are listed nearest first.

Clinicians, nearest first (9)

Michael Falkenhain, M.D.
Nephrology
NPI 1922007657
595 COPELAND MILL RD SUITE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Vinay Mulkanoor, D.O.
Nephrology
NPI 1457793150
595 COPELAND MILL RD STE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Joshua Bitter, D.O.
Internal Medicine
NPI 1619093655
595 COPELAND MILL RD STE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Stephanie Ladson Wofford, M.D.
Nephrology
NPI 1689673329
595 COPELAND MILL RD SUITE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Jordan Leshnock, APRN, CNP
Nurse Practitioner
NPI 1376004580
595 COPELAND MILL RD STE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Luis Soto, MD
Nephrology
NPI 1992292718
595 COPELAND MILL RD STE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
William Wilmer, M.D.
Nephrology
NPI 1750380481
595 COPELAND MILL RD SUITE 2D
Westerville, OH 43081
(614) 823-8500
✔ PECOS✔ Accepts MedicareSame address
Mellisa Hoffman, NP
Nurse Practitioner
NPI 1578916656
618 PLEASANTVILLE RD STE 101
Lancaster, OH 43130
(740) 653-7511
✔ PECOS✔ Accepts Medicare33 mi
Joseph Tasch, D.O.
Nephrology
NPI 1720462807
123 N EWING ST
Lancaster, OH 43130
(740) 475-0058
✔ PECOS✔ Accepts Medicare34 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 for Provider-Performed Microscopy Procedures (PPMP) 36D1014443

Kidney Specialist Inc · Westerville, OH
Active · expires Jul 6, 2027
CLIA Number36D1014443
Laboratory TypePhysician Office
Certificate Effective DateJuly 7, 2025
Certificate Expiration DateJuly 6, 2027
Laboratory DirectorWilliam A. Wilmer MD
Laboratory Phone(614) 823-8500
Laboratory LocationKidney Specialist Inc595 Copeland Mill Rd Suite 2D, Westerville, OH 43081
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 36D1102879

Kidney Specialists Inc · Columbus, OH
Active · expires Jul 27, 2027
CLIA Number36D1102879
Laboratory TypePhysician Office
Certificate Effective DateJuly 28, 2025
Certificate Expiration DateJuly 27, 2027
Laboratory DirectorMichael E. Falkenhain
Laboratory Phone(614) 823-8500
Laboratory LocationKidney Specialists Inc6465 East Broad Street Suite D, Columbus, OH 43213
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform 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 Kidney Specialists, Inc.'s NPI number?

The NPI number for Kidney Specialists, Inc. is 1124038963. It was assigned to this organization in the NPPES registry on August 8, 2006. The provider is doing business as Kidney Specialists.

Where is Kidney Specialists, Inc. located?

Kidney Specialists, Inc. is located at 595 Copeland Mill Rd Suite 2D, Westerville, OH 43081. The listed phone number is (614) 823-8500.

What is Kidney Specialists, Inc.'s specialty?

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

Is Kidney Specialists, Inc. enrolled in Medicare?

Yes. Kidney Specialists, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Kidney Specialists, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians in 3 Medicare specialties reassign their Medicare billing to Kidney Specialists, Inc.. 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 (2) and Internal Medicine (1). Of these, 7 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Kidney Specialists, Inc. 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.

What insurance does Kidney Specialists, Inc. accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Kidney Specialists, Inc. 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 Kidney Specialists, Inc. was last updated on September 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.