NPPES file of Aug 9, 2026

Edgar Ruben Lopez, MD

Internal Medicine Physician · Bakersfield, CA

Edgar Ruben Lopez, MD is an internal medicine physician with a practice address in Bakersfield, California, and NPI 1033747860, issued on Mar 28, 2020. Check the license (California A188069, 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
1033747860
Name
Edgar Ruben Lopez
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A188069 CA
Self-reported in NPPES; status is on the state search
Practice location
3501 Stockdale Hwy, Bakersfield, CA 93309
Phone
(833) 574-2273
Enumerated
Mar 28, 2020
Record last updated
Dec 22, 2023
Medicare enrollment
Enrolled (PECOS I20230927003206); accepts Medicare assignment
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.
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Also registered at 3501 Stockdale Hwy

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

  1. Corollos Abdelshehid, MDFamily Medicine Physician1497019004
  2. Cynthia AbramianPharmacist1548938947
  3. Rahila Andrews-Steele, M.D., M.O.H.Occupational Medicine Physician1205062395
  4. Gabriela Angulo Zevallos, M.D.Pediatrics Physician1760440036
  5. Inga Astakhova, M.D.Pediatrics Physician1942492673
  6. Shan Shan Chen, MDNephrology Physician1487945507

Verify Edgar Ruben Lopez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A188069
    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.

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16% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,664 Medicare Part D claims for 523 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 172 claims were for opioids.

  1. Edgar Lopez2,664
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium164 claims
  2. Hydrocodone-Acetaminophen112 claims
  3. Pantoprazole Sodium108 claims
  4. Amlodipine Besylate100 claims
  5. Metformin Hcl97 claims
  6. Lisinopril94 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. Southern California Permanente Medical GroupBakersfield, CA

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

Edgar Ruben Lopez among 17,696 internal medicine physician records in California

Edgar Ruben Lopez, 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 2020, is newer than 89% of them.

  • NPI issued2020 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2004 among the 11,065 with a school on file
  • Record last updated2023 · 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).

214 internal medicine physician records list a practice address in Bakersfield

They are 214 of the 11,539 NPPES records with a practice address in Bakersfield, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Carlos Alvarez, MDBakersfield, CA 933091891805610
  2. Kusum Desai, MDBakersfield, CA 933091962444570
  3. Russell Enoch, D.O.Bakersfield, CA 933091811009525
  4. Thin Han, M.D.Bakersfield, CA 933091356319826
  5. Joseph Hayes, D.O.Bakersfield, CA 933091083681498
  6. Rusong Huang, MDBakersfield, CA 933091598767949
  7. Ju Hwan Lee, MDBakersfield, CA 933091619969847
  8. Mark Lin, MDBakersfield, CA 933091528050754

Common questions

What is Edgar Ruben Lopez, MD's NPI number?

Edgar Ruben Lopez, MD's National Provider Identifier (NPI) is 1033747860, issued on Mar 28, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Edgar Ruben Lopez, MD located?

The NPPES record lists a practice address at 3501 Stockdale Hwy, Bakersfield, CA, 93309. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.

How can I verify Edgar Ruben Lopez, MD's license?

NPPES lists California license number A188069, 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 Edgar Ruben Lopez, MD prescribe under Medicare Part D?

In 2024, Edgar Ruben Lopez, MD had 2,664 Medicare Part D claims for 523 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.