NPPES file of Aug 9, 2026

Ramses Cesar Delgadillo, MD

Hospitalist Physician · Los Angeles, CA

Ramses Cesar Delgadillo, MD is a hospitalist physician with a practice address in Los Angeles, California, and NPI 1013602051, issued on Apr 6, 2023. Check the license (California A204678, 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
1013602051
Name
Ramses Cesar Delgadillo
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A204678 CA
Self-reported in NPPES; status is on the state search
Practice location
757 Westwood Plz Ste 7501, Los Angeles, CA 90095
Phone
(310) 267-9643
Enumerated
Apr 6, 2023
Record last updated
Aug 3, 2026
Fax
(310) 267-3840
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 757 Westwood Plz Ste 7501

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

  1. Bardia Adibmoradi, M.D.Hospitalist Physician1578267209
  2. Nawal Ahmed, DOHospitalist Physician1669092623
  3. Olumuyiwa Akinrimisi, MDStudent in an Organized Health Care Education/Training Program1730716614
  4. Saleem Alameh, MDInternal Medicine Physician1902591860
  5. Mesrop Aleksanyan, MDHospitalist Physician1629712427
  6. Mohammad Alghussein, M.DHospitalist Physician1255780185

Verify Ramses Cesar Delgadillo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A204678
    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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89% fewer Medicare Part D claims than the average hospitalist physician in 2024

59 Medicare Part D claims for 19 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Ramses Delgadillo59
  2. Specialty average521

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.

Ramses Cesar Delgadillo among 3,099 hospitalist physician records in California

Ramses Cesar Delgadillo, MD is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 98% of them.

  • NPI issued2023 · 98% of these records are older, under 1% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 81% of these records are
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Nasim Afsarmanesh, MDLos Angeles, CA 900951447455449
  2. Ashley Busuttil, MDLos Angeles, CA 900951629022314
  3. Neveen El-Farra, MDLos Angeles, CA 900951881629509
  4. Edward Ha, M.D.Los Angeles, CA 900951285818518
  5. Estebes Hernandez, M.D.Los Angeles, CA 900951982877056
  6. Angela Kleiber, M.D., RD, CNSDLos Angeles, CA 900951285790899
  7. Michael Lazarus, MDLos Angeles, CA 900951689693582
  8. Edward Lee, M.D.Los Angeles, CA 900951376784447

Common questions

What is Ramses Cesar Delgadillo, MD's NPI number?

Ramses Cesar Delgadillo, MD's National Provider Identifier (NPI) is 1013602051, issued on Apr 6, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ramses Cesar Delgadillo, MD located?

The NPPES record lists a practice address at 757 Westwood Plz Ste 7501, Los Angeles, CA, 90095. Phone: (310) 267-9643. Providers update this record themselves, so call before visiting.

How can I verify Ramses Cesar Delgadillo, MD's license?

NPPES lists California license number A204678, 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 Ramses Cesar Delgadillo, MD prescribe under Medicare Part D?

In 2024, Ramses Cesar Delgadillo, MD had 59 Medicare Part D claims for 19 beneficiaries; the average among hospitalist physician prescribers was 521. 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.