Janardan Sivapalan
NPI 1891430393 · Internal Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janardan Sivapalan is a Internal Medicine Physician provider in Riverside, CA (NPI 1891430393).
Provider details
- NPI number
- 1891430393
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- R79508 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 30 | 11 |
| Amlodipine Besylate | 23 | 12 |
| Losartan Potassium | 13 | — |
| Levothyroxine Sodium | 12 | — |
| Lisinopril | 12 | — |
| Metformin Hcl | 12 | — |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-04-29
- Last updated
- 2025-05-28
- Certified
- 2025-05-28
Frequently asked questions
- What is Janardan Sivapalan's NPI number?
- Janardan Sivapalan's National Provider Identifier (NPI) is 1891430393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janardan Sivapalan's specialty?
- Janardan Sivapalan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Janardan Sivapalan located?
- Janardan Sivapalan's practice location on file with NPPES is 10800 Magnolia Ave, Riverside, CA 92505-3043.
- What is Janardan Sivapalan's phone number?
- The practice phone number listed in the NPPES registry for Janardan Sivapalan is (951) 353-4226.
- Does Janardan Sivapalan accept Medicare?
- Janardan Sivapalan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janardan Sivapalan's NPI active?
- Yes — Janardan Sivapalan's NPI (1891430393) is active in the NPPES registry as of the last update on 2025-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.