NPPES file of Aug 9, 2026

Ricardo Rivas-Plata

Internal Medicine Physician · Pasadena, CA

Ricardo Rivas-Plata is an internal medicine physician with a practice address in Pasadena, California, and NPI 1609961929, issued on Oct 3, 2006. Check the license (California G79354, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609961929
Name
Ricardo Rivas-Plata
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G79354 CA
Self-reported in NPPES; status is on the state search
Practice location
675 S Arroyo Pkwy Ste 200, Pasadena, CA 91105
Phone
(626) 585-4120
Enumerated
Oct 3, 2006
Record last updated
Nov 25, 2025
Medicare enrollment
Enrolled (PECOS I20040116000560); accepts Medicare assignment
Medical or professional school
Albany Medical College Of Union University, 1992
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 675 S Arroyo Pkwy Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carolyn Lee, PA-CPhysician Assistant1184266207
  2. Maria Linares Valderrama, M.D.Endocrinology, Diabetes & Metabolism Physician1659739324

Verify Ricardo Rivas-Plata in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G79354
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.4 times the Medicare Part D claims of the average internal medicine physician in 2024

7,601 Medicare Part D claims for 577 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 129 claims were for opioids.

  1. Ricardo Rivas-Plata7,601
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium476 claims
  2. Amlodipine Besylate446 claims
  3. Metformin Hcl268 claims
  4. Tamsulosin Hcl232 claims
  5. Lovastatin222 claims
  6. Levothyroxine Sodium218 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

  1. Healthcare Partners Affiliates Medical GroupPasadena, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ricardo Rivas-Plata among 17,696 internal medicine physician records in California

Ricardo Rivas-Plata 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1992 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 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).

137 internal medicine physician records list a practice address in Pasadena

They are 137 of the 10,525 NPPES records with a practice address in Pasadena, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Dolores Barba, MDPasadena, CA 911051992700603
  2. Barry Blum, MDPasadena, CA 911051639141716
  3. Betsy Felser, MDPasadena, CA 911051144292897
  4. Todd Hee, M.D.Pasadena, CA 911051689648693
  5. Wei Huang-Lee, MDPasadena, CA 911051972576841
  6. George Jung, MDPasadena, CA 911051720051881
  7. Kristin Karlyn, MDPasadena, CA 911051033182530
  8. Malathi Narayan, MDPasadena, CA 911051588637466

Common questions

What is Ricardo Rivas-Plata's NPI number?

Ricardo Rivas-Plata's National Provider Identifier (NPI) is 1609961929, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ricardo Rivas-Plata located?

The NPPES record lists a practice address at 675 S Arroyo Pkwy Ste 200, Pasadena, CA, 91105. Phone: (626) 585-4120. Providers update this record themselves, so call before visiting.

How can I verify Ricardo Rivas-Plata's license?

NPPES lists California license number G79354, 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 Ricardo Rivas-Plata prescribe under Medicare Part D?

In 2024, Ricardo Rivas-Plata had 7,601 Medicare Part D claims for 577 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.