Registry data as of Aug 27, 2026

Ronald Bangsil, MD

Family Medicine Physician · Costa Mesa, CA

Ronald Bangsil, MD is a family medicine physician with a practice address in Costa Mesa, California, and NPI 1043261654, issued on May 16, 2006. Check the license (California A66106, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1043261654
Name
Ronald Bangsil
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A66106 CA
Self-reported in NPPES; status is on the state search
Practice location
2501 Harbor Blvd, Costa Mesa, CA 92626
Phone
(714) 327-6806
Enumerated
May 16, 2006
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 2501 Harbor Blvd

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

  1. De Bui, MDPublic Health & General Preventive Medicine Physician1619929551
  2. Ying-Ling ChaoClinical Social Worker1861655045
  3. Beverly Corona, LCSWClinical Social Worker1811497027
  4. Thanhtuyen Do, MDPhysical Medicine & Rehabilitation Physician1760404040
  5. James Ferguson, DOFamily Medicine Physician1689625212
  6. Timothy FoleyDentist1427099084

Verify Ronald Bangsil in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A66106
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

98% fewer Medicare Part D claims than the average family medicine physician in 2024

77 Medicare Part D claims for 15 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Ronald Bangsil77
  2. Specialty average3,519

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.

The Medicare quality score for 2023: 4.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%15.0
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

2 hospital and facility affiliations

  1. Access Alliance Medical Group IncBurbank, CA
  2. Department OF State HospitalsNorwalk, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

48 family medicine physician records list a Costa Mesa practice address

They are 48 of the 4,286 NPPES records with a Costa Mesa practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Ronald Bangsil, MD's NPI number?

Ronald Bangsil, MD's National Provider Identifier (NPI) is 1043261654, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ronald Bangsil, MD located?

The NPPES record lists a practice address at 2501 Harbor Blvd, Costa Mesa, CA, 92626. Phone: (714) 327-6806. Providers update this record themselves, so call before visiting.

How can I verify Ronald Bangsil, MD's license?

NPPES lists California license number A66106, 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 Bangsil, MD prescribe under Medicare Part D?

In 2024, Ronald Bangsil, MD had 77 Medicare Part D claims for 15 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is Ronald Bangsil, MD's Medicare quality score?

The 2023 MIPS final score is 4.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.