NPPES file of Aug 9, 2026

Leonard G. Rawson, M.D.

Internal Medicine Physician · Downey, CA

Leonard G. Rawson, M.D. is an internal medicine physician with a practice address in Downey, California, and NPI 1700830304, issued on May 19, 2006. Check the license (California G28300, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1700830304
Name
Leonard G. Rawson
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G28300 CA
Self-reported in NPPES; status is on the state search
Practice location
8255 Firestone Blvd, Downey, CA 90241
Phone
(562) 319-2085
Enumerated
May 19, 2006
Record last updated
Apr 10, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(562) 923-7112
Medicaid ID
00G283000 CA
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 8255 Firestone Blvd

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

  1. Arthur Carrasco, M.D.Internal Medicine Physician1588601595
  2. Beatriz Torrado - Ridgley, D.O.Family Medicine Physician1760420913

Verify Leonard G. Rawson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G28300
    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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Leonard G. Rawson among 17,696 internal medicine physician records in California

Leonard G. Rawson, M.D. 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 not. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2014 · 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).

114 internal medicine physician records list a practice address in Downey

They are 114 of the 3,607 NPPES records with a practice address in Downey, and 17,696 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nazar Al-Bussam, MDDowney, CA 902411003999145
  2. Domingo Barrientos, M.D.Downey, CA 902411184685281
  3. Arthur Carrasco, M.D.Downey, CA 902411588601595
  4. Shahryar Davari, MDDowney, CA 902411346244373
  5. Henry Do, M.D.Downey, CA 902411538115290
  6. Alan Frischer, M.D.Downey, CA 902411982701454
  7. Narayana Gunda, M.D.Downey, CA 902411720026271
  8. Vinod Patel, M.D.Downey, CA 902411043226756

Common questions

What is Leonard G. Rawson, M.D.'s NPI number?

Leonard G. Rawson, M.D.'s National Provider Identifier (NPI) is 1700830304, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leonard G. Rawson, M.D. located?

The NPPES record lists a practice address at 8255 Firestone Blvd, Downey, CA, 90241. Phone: (562) 319-2085. Providers update this record themselves, so call before visiting.

How can I verify Leonard G. Rawson, M.D.'s license?

NPPES lists California license number G28300, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.