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NIRMAL KUMAR M D INC A PROFESSIONAL CORP
NPI 1144490822
Internal Medicine - Nephrology in Pasadena, CA

Active since March 10, 2008
1350 N. ALTADENA DR., SUITE 100, PASADENA, CA 91107(626) 798-8400(626) 798-7617 Get Directions Write a Review

NPPES record last updated: May 15, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 15, 2026, Mar 12, 2026 (2 updates tracked since 2026).

About Nirmal Kumar M D Inc A Professional Corp NPPES

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

NIRMAL KUMAR M D INC A PROFESSIONAL CORP (NPI 1144490822) is a healthcare organization registered as a nephrology in Pasadena, California and active in the NPI registry since March 2008. The organization lists Nirmal Kumar, President, as its authorized official.

NPPES Registry Identity

NPI1144490822
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameNIRMAL KUMAR M D INC A PROFESSIONAL CORP
Location Address1350 N. ALTADENA DR., SUITE 100Pasadena, CA 91107-1488
Mailing Address1350 N Altadena Dr Ste 100Pasadena, CA 91107-1488 · (626) 798-8400 · Fax (626) 798-7617
Phone(626) 798-8400
Fax(626) 798-7617
Organization SubpartNo
Authorized OfficialNirmal KumarPresident · (626) 798-8400
Enumeration DateMarch 10, 2008
Last NPPES UpdateMay 15, 20262 updates tracked since enumeration
NPPES CertifiedMay 15, 2026
✔ NPI 1144490822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · A29459
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.
1350 N. ALTADENA DR., Pasadena, CA 91107
Open in Google Maps ↗

Other Identifiers 2

OtherW22018Ptan
Medicaid00A294590CA

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)

Nirmal Kumar M D Inc A Professional Corp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Nirmal Kumar M D Inc A Professional Corp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Nirmal Kumar, M.D.
Internal Medicine
NPI 1578652111
1350 N. ALTADENA DR. SUITE 100
Pasadena, CA 91107
(626) 798-8400
✔ 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 Nirmal Kumar M D Inc A Professional Corp's NPI number?

The NPI number for Nirmal Kumar M D Inc A Professional Corp is 1144490822. It was assigned to this organization in the NPPES registry on March 10, 2008.

Where is Nirmal Kumar M D Inc A Professional Corp located?

Nirmal Kumar M D Inc A Professional Corp is located at 1350 N. Altadena Dr. Suite 100, Pasadena, CA 91107. The listed phone number is (626) 798-8400.

What is Nirmal Kumar M D Inc A Professional Corp's specialty?

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

Is Nirmal Kumar M D Inc A Professional Corp enrolled in Medicare?

Yes. Nirmal Kumar M D Inc A Professional Corp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nirmal Kumar M D Inc A Professional Corp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Nirmal Kumar M D Inc A Professional Corp. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Nirmal Kumar M D Inc A Professional Corp was last updated on May 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.