KALAIVANI SIVAKUMAR M.D., – NPI #1548674583
Internal Medicine

Specialists in Advanced Heart Failure and Transplant Cardiology would participate in the inpatient and outpatient management of patients with advanced heart failure across the spectrum from consideration for high-risk cardiac surgery, cardiac transplantation, or mechanical circulatory support, to pre-and post-operative evaluation and management of patients with cardiac transplants and mechanical support devices, and end-of-life care for patients with end-stage heart failure.

Health Care Provider Taxonomy Code for Internal Medicine

KALAIVANI SIVAKUMAR is a physician located in LITTLE ROCK, AR. NPPES has assigned the NPI number 1548674583 to KALAIVANI SIVAKUMAR on June 18, 2014. It is a Type-1 NPI, indicating this NPI number is associated with an individual. She is also known by her former name KALAIVANI NATARAJAN. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RA0001X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Advanced Heart Failure and Transplant Cardiology

The NPI profile was last updated on Mar 03, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for KALAIVANI SIVAKUMAR below.

NPI Profile for
KALAIVANI SIVAKUMAR

NPI Number
1548674583
Enumeration Date

(about 12 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
KALAIVANI SIVAKUMAR
Former Name: KALAIVANI NATARAJAN
Credentials
M.D.,
Primary location
4301 W MARKHAM ST # 532
LITTLE ROCK, AR 72205-7101
Phone: (501) 686-5311 Fax: (501) 686-5935
Mailing address
4301 W MARKHAM ST # 783
LITTLE ROCK, AR 72205-7101
Phone: (501) 686-8000 Fax: (501) 526-5148
Sole Proprietor
No
Updated
Certification Date
Mar 03, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RA0001X
- Internal Medicine / Advanced Heart Failure and Transplant Cardiology (Primary)		 AR E-14749
207RC0000X
- Internal Medicine / Cardiovascular Disease		 AR E-14749
207R00000X
- Internal Medicine		 AR E-14749

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
KALAIVANI SIVAKUMAR is affiliated with the following medical group(s):
  • HOSPITAL
    • UAMS MEDICAL CENTER
      4301 WEST MARKHAM STREET MAIL SLOT 612
      LITTLE ROCK, AR 72205

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