Rishi Talwar, MD
Internal Medicine Physician · Rancho Cucamonga, CA
Rishi Talwar, MD is an internal medicine physician with a practice address in Rancho Cucamonga, California, and NPI 1699184184, issued on Aug 8, 2014. Check the license (California A152341, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rishi Talwar
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A152341 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7974 Haven Ave Ste 210, Rancho Cucamonga, CA 91730
- Phone
- (909) 941-0661
- Enumerated
- Aug 8, 2014
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (909) 948-5577
- Medicare enrollment
- Enrolled (PECOS I20180215000664); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 7974 Haven Ave Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hussein Abidali, DOGastroenterology Physician1205274768
- Deepak Thiagarajan, MDGeriatric Medicine (Internal Medicine) Physician1205052990
- Brianna VigilPhysician Assistant1780391326
Verify Rishi Talwar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A152341Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
89 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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 2 group practices
- City OF Hope Medical FoundationIrvine, CA
- United Hospitalist IncRancho Cucamonga, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rishi Talwar among 17,696 internal medicine physician records in California
Rishi Talwar, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 74% of them.
- NPI issued2014 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2004 among the 11,065 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Rancho Cucamonga → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mohamed Ali, M.D.Rancho Cucamonga, CA 917301548395239
- Nena ArciagaRancho Cucamonga, CA 917301497594097
- Catherine Joy CabugaoRancho Cucamonga, CA 917301063091098
- Tarek Ezzeddine, MDRancho Cucamonga, CA 917301740471879
- Hetalben Makwana, MDRancho Cucamonga, CA 917301093028078
- Ythanh Nguyen, MDRancho Cucamonga, CA 917301255391181
- Cong Phan, M.D.Rancho Cucamonga, CA 917301386778033
- Teri Rhetta, M.D.Rancho Cucamonga, CA 917301669685293
Common questions
What is Rishi Talwar, MD's NPI number?
Rishi Talwar, MD's National Provider Identifier (NPI) is 1699184184, issued on Aug 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Rishi Talwar, MD located?
The NPPES record lists a practice address at 7974 Haven Ave Ste 210, Rancho Cucamonga, CA, 91730. Phone: (909) 941-0661. Providers update this record themselves, so call before visiting.
How can I verify Rishi Talwar, MD's license?
NPPES lists California license number A152341, 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 Rishi Talwar, MD prescribe under Medicare Part D?
In 2024, Rishi Talwar, MD had 89 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.