Prem Kumar, MD
Critical Care Medicine (Internal Medicine) Physician · Riverside, CA
Prem Kumar, MD is a critical care medicine (internal medicine) physician with a practice address in Riverside, California, and NPI 1235206053, issued on Nov 29, 2006. Check the license (California A44151, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Prem Kumar
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- A44151 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10800 Magnolia Ave, Riverside, CA 92505
- Phone
- (909) 353-2000
- Enumerated
- Nov 29, 2006
- Record last updated
- Nov 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Also registered at 10800 Magnolia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Abapo, MDPediatrics Physician1841348786
- Hussein Abdulrassoul, MDOrthopaedic Surgery Physician1972123891
- Kimberly Adams, PA-CMedical Physician Assistant1053522870
- Alfredo Aguiar, PAPhysician Assistant1043368970
- Michael Aguinaldo, M.D.Pediatrics Physician1851531487
- Maria Aguirre, MDPediatrics Physician1295806255
Verify Prem Kumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A44151Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
650 Medicare Part D claims for 134 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 59% of claims.
Most prescribed
- Albuterol Sulfate Hfa145 claims
- Spiriva Respimat95 claims
- Wixela Inhub72 claims
- Prednisone65 claims
- Alvesco58 claims
- Stiolto Respimat48 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.
Prem Kumar among 723 critical care medicine (internal medicine) physician records in California
Prem Kumar, MD is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 60% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2021 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Riverside → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Masood Ahmad, M.D.Riverside, CA 925051073069332
- Mona Alipour, M.DRiverside, CA 925051053709071
- Edgar Ardila, MDRiverside, CA 925051295729648
- Richard Bradburne, MDRiverside, CA 925051003983925
- Mindy Bui, DORiverside, CA 925051407273600
- Cedric Franklin Rutland, M.D.Riverside, CA 925051811122799
- Rohit Godbole, M.D.Riverside, CA 925051861758823
- Muhammad Iqbal, M.D.Riverside, CA 925051225287881
Common questions
What is Prem Kumar, MD's NPI number?
Prem Kumar, MD's National Provider Identifier (NPI) is 1235206053, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Prem Kumar, MD located?
The NPPES record lists a practice address at 10800 Magnolia Ave, Riverside, CA, 92505. Phone: (909) 353-2000. Providers update this record themselves, so call before visiting.
How can I verify Prem Kumar, MD's license?
NPPES lists California license number A44151, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Prem Kumar, MD prescribe under Medicare Part D?
In 2024, Prem Kumar, MD had 650 Medicare Part D claims for 134 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.