NPPES file of Aug 9, 2026

Ronald S. Leuchter, M.D.

Gynecologic Oncology Physician · Los Angeles, CA

Ronald S. Leuchter, M.D. is a gynecologic oncology physician with a practice address in Los Angeles, California, and NPI 1235151796, issued on Jul 24, 2006. Check the license (California A26569, 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
1235151796
Name
Ronald S. Leuchter
Credential
M.D.
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License number
A26569 CA
Self-reported in NPPES; status is on the state search
Practice location
8700 Beverly Blvd, Los Angeles, CA 90048
Phone
(310) 423-0701
Enumerated
Jul 24, 2006
Record last updated
May 4, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(310) 967-1142
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 8700 Beverly Blvd

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

  1. Jason Aaronson, MDDiagnostic Radiology Physician1023145463
  2. Afshin Afrashteh, MDHospitalist Physician1346402989
  3. Christopher Allen, MDInterventional Cardiology Physician1437970068
  4. Maziar Amini, MDInternal Medicine Physician1669121596
  5. Mose Arditi, M.D.Pediatric Infectious Diseases Physician1154308062
  6. Shahrzad Arya, MDStudent in an Organized Health Care Education/Training Program1144080250

Verify Ronald S. Leuchter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A26569
    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

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79% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024

40 Medicare Part D claims, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Ronald Leuchter40
  2. Specialty average195

Most prescribed

  1. Repatha Sureclick11 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.

Ronald S. Leuchter among 176 gynecologic oncology physician records in California

Ronald S. Leuchter, M.D. is one of 176 gynecologic oncology physician records with a practice address in California. 86% 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, 55% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileNo · 74% of these records are
  • Record last updated2010 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0201X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecologic Oncology Physician providers in California

There are 176 gynecologic oncology physician records in California.

The 8 gynecologic oncology physician records with the nearest ZIP codes

  1. Dandi Huang, MDLos Angeles, CA 900481407382427
  2. Kenneth Kim, M.D.West Hollywood, CA 900481235347477
  3. Natsai Nyakudarika, M.D.Los Angeles, CA 900481154740751
  4. Marla Scott, M.D.Los Angeles, CA 900481952797342
  5. Arthur-Quan Tran, MDWest Hollywood, CA 900481518391275
  6. Antonio CastanedaLos Angeles, CA 900331447618376
  7. Xiaoyue Guo, MDLos Angeles, CA 900331477915601
  8. Laila Muderspach, M.D.Los Angeles, CA 900331306841648

Common questions

What is Ronald S. Leuchter, M.D.'s NPI number?

Ronald S. Leuchter, M.D.'s National Provider Identifier (NPI) is 1235151796, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ronald S. Leuchter, M.D. located?

The NPPES record lists a practice address at 8700 Beverly Blvd, Los Angeles, CA, 90048. Phone: (310) 423-0701. Providers update this record themselves, so call before visiting.

How can I verify Ronald S. Leuchter, M.D.'s license?

NPPES lists California license number A26569, 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 Ronald S. Leuchter, M.D. prescribe under Medicare Part D?

In 2024, Ronald S. Leuchter, M.D. had 40 Medicare Part D claims; the average among gynecologic oncology physician prescribers was 195. 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.