Nirupamaa Sivanushanthan, MD
NPI 1720729031 · Family Medicine Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nirupamaa Sivanushanthan, MD is a Family Medicine Physician provider in Sacramento, CA (NPI 1720729031).
Provider details
- NPI number
- 1720729031
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 197934 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
2 documented practice locations
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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 32 | 18 |
| Levothyroxine Sodium | 26 | — |
| Lisinopril | 22 | — |
| Gabapentin | 17 | — |
| Budesonide/Formoterol Fumaratebrand: Breyna | 14 | — |
| Semaglutidebrand: Ozempic | 14 | — |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (1)
- 2051 John Jones RdDavis, CA 95616-9701Phone: (530) 758-2060Fax: (530) 758-8490
Registry dates
- Enumerated
- 2022-04-02
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is Nirupamaa Sivanushanthan's NPI number?
- Nirupamaa Sivanushanthan's National Provider Identifier (NPI) is 1720729031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nirupamaa Sivanushanthan's specialty?
- Nirupamaa Sivanushanthan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nirupamaa Sivanushanthan located?
- Nirupamaa Sivanushanthan's practice location on file with NPPES is 2025 Morse Ave, Sacramento, CA 95825-2115.
- What is Nirupamaa Sivanushanthan's phone number?
- The practice phone number listed in the NPPES registry for Nirupamaa Sivanushanthan is (916) 973-5000.
- Does Nirupamaa Sivanushanthan accept Medicare?
- Nirupamaa Sivanushanthan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nirupamaa Sivanushanthan's NPI active?
- Yes — Nirupamaa Sivanushanthan's NPI (1720729031) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.