Ronnie Bergen, MD
Neurology Physician · Los Angeles, CA
Ronnie Bergen, MD is a neurology physician with a practice address in Los Angeles, California, and NPI 1750353488, issued on Feb 6, 2006. Check the license (California G146479, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ronnie Bergen
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- G146479 CA
Self-reported in NPPES; status is on the state search - Practice location
- 221 Westwood Plz, Los Angeles, CA 90095
- Phone
- (310) 794-1195
- Enumerated
- Feb 6, 2006
- Entity
- Type 1 · individual
Also registered at 221 Westwood Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Ackerman, MDInternal Medicine Physician1144225046
- Fara Anzures, NPFamily Nurse Practitioner1659498640
- Clare Aveytia, RNRegistered Nurse1326893124
- Miguel Bonoan, MSN, RN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1598510596
- Aileen Castillo, NPFamily Nurse Practitioner1265659056
- Charlie ChampionClinical Psychologist1679128003
Verify Ronnie Bergen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G146479Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
62% fewer Medicare Part D claims than the average neurology physician in 2024
516 Medicare Part D claims for 105 beneficiaries, against an average of 1,356 among the 13,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Gabapentin76 claims
- Carbidopa-Levodopa52 claims
- Donepezil Hcl33 claims
- Levetiracetam24 claims
- Pregabalin24 claims
- Primidone21 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.
The practice group's Medicare quality score for 2023: 88 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Neurology Physician providers in California
There are 2,160 neurology physician records in California.
Other neurology physician records in California
- Venkat Raghav Aachi, MDThousand Oaks, CA1740640051
- John Aalbers, M.D.San Diego, CA1942262431
- Puya Abbassi, D.O.San Jose, CA1831695428
- Ahmed Abdelhak, MB CHBSan Francisco, CA1053013748
- Hadi Abou El Hassan, MDLos Angeles, CA1053995720
- John Paul Aboubechara, MD, PHDPalo Alto, CA1205461803
- Justin Abraham, M.D., M.B.A.Santa Barbara, CA1225322522
- Scott Abramson, M.D.San Leandro, CA1891873667
- Valerie Acevedo, D.O.Newport Beach, CA1043258502
- Saviour Achilike, MDTracy, CA1033506688
Common questions
What is Ronnie Bergen, MD's NPI number?
Ronnie Bergen, MD's National Provider Identifier (NPI) is 1750353488, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronnie Bergen, MD located?
The NPPES record lists a practice address at 221 Westwood Plz, Los Angeles, CA, 90095. Phone: (310) 794-1195. Providers update this record themselves, so call before visiting.
How can I verify Ronnie Bergen, MD's license?
NPPES lists California license number G146479, 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 Ronnie Bergen, MD prescribe under Medicare Part D?
In 2024, Ronnie Bergen, MD had 516 Medicare Part D claims for 105 beneficiaries; the average among neurology physician prescribers was 1,356. Part D covers Medicare prescriptions only.
What is Ronnie Bergen, MD's Medicare quality score?
The 2023 MIPS final score is 88 of 100, reported for the practice group. 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.