Kalaivani Sivakumar, M.D.,
NPI 1548674583 · Advanced Heart Failure and Transplant Cardiology Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kalaivani Sivakumar, M.D., is a Advanced Heart Failure and Transplant Cardiology Physician provider in Little Rock, AR (NPI 1548674583).
Provider details
- NPI number
- 1548674583
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,
- Sex
- Female
- Sole proprietor
- No
- License
- E-14749 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,421 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 997 | $7 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 392 | $63 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 234 | $106 |
| Evaluation of Implantable Heart and Blood Vessel Monitoring System, Remote Up to 30 Days93297 | 166 | $23 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 113 | $128 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Empagliflozinbrand: Jardiance | 206 | 71 |
| Potassium Chloride | 156 | 53 |
| Sacubitril/Valsartanbrand: Entresto | 147 | 42 |
| Bumetanide | 120 | 54 |
| Dapagliflozin Propanediolbrand: Farxiga | 99 | 21 |
| Metoprolol Succinate | 95 | 45 |
| Isosorbide Mononitrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-18
- Last updated
- 2026-03-03
- Certified
- 2026-03-03
Frequently asked questions
- What is Kalaivani Sivakumar's NPI number?
- Kalaivani Sivakumar's National Provider Identifier (NPI) is 1548674583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kalaivani Sivakumar's specialty?
- Kalaivani Sivakumar is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Kalaivani Sivakumar located?
- Kalaivani Sivakumar's practice location on file with NPPES is 4301 W Markham St # 532, Little Rock, AR 72205-7101.
- What is Kalaivani Sivakumar's phone number?
- The practice phone number listed in the NPPES registry for Kalaivani Sivakumar is (501) 686-5311.
- Does Kalaivani Sivakumar accept Medicare?
- Kalaivani Sivakumar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kalaivani Sivakumar's NPI active?
- Yes — Kalaivani Sivakumar's NPI (1548674583) is active in the NPPES registry as of the last update on 2026-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.