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CENTRAL MARYLAND NEPHROLOGY, LLC
NPI 1679673701
Specialist in Greenbelt, MD

Active since September 25, 2006CLIA 21D0994438 · Waiver
7331 HANOVER PKWY, SUITE B, GREENBELT, MD 20770(301) 345-0605(301) 345-0606 Get Directions Write a Review

NPPES record last updated: April 9, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Central Maryland Nephrology, Llc NPPES

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

CENTRAL MARYLAND NEPHROLOGY, LLC (NPI 1679673701) is a healthcare organization registered as a specialist in Greenbelt, Maryland and active in the NPI registry since September 2006. The organization holds a CLIA Waiver certificate valid through December 13, 2027 and lists Ali Ipakchi, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1679673701
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameCENTRAL MARYLAND NEPHROLOGY, LLC
Location Address7331 HANOVER PKWY, SUITE BGreenbelt, MD 20770-3621
Mailing Address7331 Hanover Pkwy, Suite BGreenbelt, MD 20770-3621 · (301) 345-0605 · Fax (301) 345-0606
Phone(301) 345-0605
Fax(301) 345-0606
Organization SubpartNo
Authorized OfficialAli IpakchiOffice Manager · (301) 345-0605
Enumeration DateSeptember 25, 2006
Last NPPES UpdateApril 9, 2013
✔ NPI 1679673701 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
7331 HANOVER PKWY, Greenbelt, MD 20770
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Other Identifiers 1

Medicare PING00573DC

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)

Central Maryland Nephrology, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Central Maryland Nephrology, LLC, which bills Medicare for the services they deliver. Of these, 6 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Arun Jayakumar, MD
Nephrology
NPI 1477544575
7331 HANOVER PARKWAY SUITE B
Greenbelt, MO 20770
(301) 345-0605
✔ PECOS✔ Accepts MedicareSame address
Nirmala Yadla, MD
Nephrology
NPI 1437266624
7331 HANOVER PKWY SUITE B
Greenbelt, MD 20770
(301) 345-0605
✔ PECOS✔ Accepts MedicareSame address
Ratna Yadla, M.D
Nephrology
NPI 1700988755
7331 HANOVER PKWY SUITE B
Greenbelt, MD 20770
(301) 345-0605
✔ PECOSSame address
Ali Ipakchi, MD
Nephrology
NPI 1487618773
7331 HANOVER PKWY STE B
Greenbelt, MD 20770
(301) 345-0605
✔ PECOS✔ Accepts MedicareSame address
Sanil Nath, MD
Nephrology
NPI 1548224934
7331 HANOVER PKWY STE B
Greenbelt, MD 20770
(301) 345-0605
✔ PECOS✔ Accepts MedicareSame address
Jonathan Rudick, MD
Nephrology
NPI 1124083704
7331 HANOVER PKWY STE B
Greenbelt, MD 20770
(301) 345-0605
✔ PECOS✔ Accepts MedicareSame address
Dureya Syed, DO
Nephrology
NPI 1699238840
1127 WEST ST STE 105
Annapolis, MD 21401
(301) 345-0605
✔ PECOS✔ Accepts Medicare20 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

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 21D0994438

Central Maryland Nephrology LLC · Greenbelt, MD
Active · expires Dec 13, 2027
CLIA Number21D0994438
Laboratory TypePhysician Office
Certificate Effective DateDecember 14, 2025
Certificate Expiration DateDecember 13, 2027
Laboratory DirectorJonathan B. Rudick
Laboratory Phone(301) 345-0605
Laboratory LocationCentral Maryland Nephrology LLC7331 Hanover Parkway Ste B, Greenbelt, MD 20770
CLIA data matches this NPI record on: Address Name Phone
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 Central Maryland Nephrology, LLC's NPI number?

The NPI number for Central Maryland Nephrology, LLC is 1679673701. It was assigned to this organization in the NPPES registry on September 25, 2006.

Where is Central Maryland Nephrology, LLC located?

Central Maryland Nephrology, LLC is located at 7331 Hanover Pkwy Suite B, Greenbelt, MD 20770. The listed phone number is (301) 345-0605.

What is Central Maryland Nephrology, LLC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Central Maryland Nephrology, LLC enrolled in Medicare?

Yes. Central Maryland Nephrology, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Central Maryland Nephrology, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians, all in Nephrology, reassign their Medicare billing to Central Maryland Nephrology, LLC. 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. Of these, 6 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Central Maryland Nephrology, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 21D0994438) is associated with this NPI, valid through December 13, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Central Maryland Nephrology, LLC was last updated on April 9, 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.