Niranjan Sivakumar, M.D.
Nephrology Physician · Olympia, WA
Niranjan Sivakumar, M.D. is a nephrology physician with a practice address in Olympia, Washington, and NPI 1750675609, issued on Jun 7, 2011. Check the license (Washington MD60661919, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Niranjan Sivakumar
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- MD60661919 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3525 Ensign RD NE, Olympia, WA 98506
- Phone
- (360) 413-8121
- Enumerated
- Jun 7, 2011
- Record last updated
- Oct 21, 2024
- Medicaid ID
- 2059291 WA
- Medicare enrollment
- Enrolled (PECOS I20160719002325); accepts Medicare assignment
- Medical or professional school
- University Of Nevada School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 284 in Washington → Look up another NPI →
Also registered at 3525 Ensign RD NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Richard Horsman, D.P.M.Foot & Ankle Surgery Podiatrist1477574861
- Allison Imel, P.A.-CPhysician Assistant1417354960
- Donald Klein, MDDiagnostic Radiology Physician1578562088
- Michael Matlock, M.D.Infectious Disease Physician1922172592
Verify Niranjan Sivakumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60661919Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average nephrology physician in 2024
966 Medicare Part D claims for 134 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Hydralazine Hcl73 claims
- Amlodipine Besylate67 claims
- Sevelamer Carbonate60 claims
- Lisinopril54 claims
- Prednisone48 claims
- Losartan Potassium42 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Memorial Nephrology Associates PLLCOlympia, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Niranjan Sivakumar among 284 nephrology physician records in Washington
Niranjan Sivakumar, M.D. is one of 284 nephrology physician records with a practice address in Washington. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 70% of them.
- NPI issued2011 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2011 · median 2003 among the 213 with a school on file
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Washington
There are 284 nephrology physician records in Washington.
All 284 in Washington → Every provider in Olympia → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Julia Anuras, MDOlympia, WA 985061578536496
- Abayomi BamgbojeOlympia, WA 985061891271276
- Hanan Batarseh, MDOlympia, WA 985061396278149
- Lana Bur, MDOlympia, WA 985061649449919
- Christopher Burtner, MDOlympia, WA 985061720061559
- Tsering Dhondup, MDOlympia, WA 985061942561824
- Russell Leong, DOOlympia, WA 985061881253730
- Vo Nguyen, MDOlympia, WA 985061558344382
Common questions
What is Niranjan Sivakumar, M.D.'s NPI number?
Niranjan Sivakumar, M.D.'s National Provider Identifier (NPI) is 1750675609, issued on Jun 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Niranjan Sivakumar, M.D. located?
The NPPES record lists a practice address at 3525 Ensign RD NE, Olympia, WA, 98506. Phone: (360) 413-8121. Providers update this record themselves, so call before visiting.
How can I verify Niranjan Sivakumar, M.D.'s license?
NPPES lists Washington license number MD60661919, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Niranjan Sivakumar, M.D. prescribe under Medicare Part D?
In 2024, Niranjan Sivakumar, M.D. had 966 Medicare Part D claims for 134 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.