NPPES file of Aug 9, 2026

Charles Myaing Lim, M.D.

Internal Medicine Physician · Lancaster, CA

Charles Myaing Lim, M.D. is an internal medicine physician with a practice address in Lancaster, California, and NPI 1205947231, issued on Aug 31, 2006. Check the license (California A42301, 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
1205947231
Name
Charles Myaing Lim
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A42301 CA
Self-reported in NPPES; status is on the state search
Practice location
43839 15TH St W, Lancaster, CA 93534
Phone
(661) 945-5984
Enumerated
Aug 31, 2006
Record last updated
Sep 23, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(661) 726-3890
Medicaid ID
00A423010 CA
Medicare enrollment
Enrolled (PECOS I20100922001213); 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 43839 15TH St W

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

  1. Dennis Anderson, LCSWClinical Social Worker1992336044
  2. Manuel Arroyo, M.D.Family Medicine Physician1508860412
  3. Edgardo Barcelona, M.D.Surgery Physician1013028315
  4. Nathaniel Bautista, M.D.Occupational Medicine Physician1538270822
  5. Darbi CameronPharmacist1477854917
  6. Thomas Carlton, M.D.Psychiatry Physician1912079518

Verify Charles Myaing Lim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A42301
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

63 Medicare Part D claims for 11 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Charles Lim63
  2. Specialty average3,176

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. High Desert Medical CorporationLancaster, CA

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

Charles Myaing Lim among 17,696 internal medicine physician records in California

Charles Myaing Lim, 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. 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
  • Graduated1977 · median 2004 among the 11,065 with a school on file
  • Record last updated2011 · 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).

55 internal medicine physician records list a practice address in Lancaster

They are 55 of the 4,273 NPPES records with a practice address in Lancaster, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Harihar Agarwal, M.D.Lancaster, CA 935341215964150
  2. Naili Chen, D.O., MPH, MASCLancaster, CA 935341649251661
  3. Anthony Dulgeroff, M.D.Lancaster, CA 935341720199763
  4. Antony Fung, MDLancaster, CA 935341477526846
  5. Miranda Gaw, MDLancaster, CA 935341891705885
  6. Marvin Ginsburg, M.D.Lancaster, CA 935341508976580
  7. Shahid Hassan, M.D.Lancaster, CA 935341851401988
  8. George Mya, M.D.Lancaster, CA 935341790895936

Common questions

What is Charles Myaing Lim, M.D.'s NPI number?

Charles Myaing Lim, M.D.'s National Provider Identifier (NPI) is 1205947231, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles Myaing Lim, M.D. located?

The NPPES record lists a practice address at 43839 15TH St W, Lancaster, CA, 93534. Phone: (661) 945-5984. Providers update this record themselves, so call before visiting.

How can I verify Charles Myaing Lim, M.D.'s license?

NPPES lists California license number A42301, 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 Charles Myaing Lim, M.D. prescribe under Medicare Part D?

In 2024, Charles Myaing Lim, M.D. had 63 Medicare Part D claims for 11 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.