Robert Ngo Berthold, M.D.
Psychiatry Physician · Lawndale, CA
Robert Ngo Berthold, M.D. is a psychiatry physician with a practice address in Lawndale, California, and NPI 1114003787, issued on Oct 27, 2006. Check the license (California A85746, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert Ngo Berthold
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A85746 CA
Self-reported in NPPES; status is on the state search - Practice location
- 14623 Hawthorne Blvd, Lawndale, CA 90260
- Phone
- (310) 970-5023
- Enumerated
- Oct 27, 2006
- Record last updated
- Feb 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110131000572); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 14623 Hawthorne Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Ngo Berthold in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A85746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average psychiatry physician in 2024
651 Medicare Part D claims for 30 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Aripiprazole80 claims
- Abilify Maintena58 claims
- Clozapine Odt46 claims
- Haloperidol40 claims
- Olanzapine Odt38 claims
- Benztropine Mesylate33 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.
Bills Medicare through one group practice
- Los Angeles County Department OF Mental HealthGardena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
Other psychiatry physician records in California
- Nancy Aaen, MDNapa, CA1609816669
- Criselda Abad-Santos, M.D.Woodland Hills, CA1760461826
- Mekabiz Abaian, MDSan Bernardino, CA1891090163
- Brenda Abarca, MDTorrance, CA1407485527
- Pilar Abascal, M.D.Los Angeles, CA1730528191
- Michele Abbasi, M.D.Westlake Village, CA1093940330
- Zohaib AbbasiMartinez, CA1013392224
- Sandy Abdelkedous, MDFresno, CA1306093109
- Nancy Abdelmalak, M.D.Elk Grove, CA1912137498
- Ezzat Abdelmalek, M.DDana Point, CA1992828826
Common questions
What is Robert Ngo Berthold, M.D.'s NPI number?
Robert Ngo Berthold, M.D.'s National Provider Identifier (NPI) is 1114003787, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Ngo Berthold, M.D. located?
The NPPES record lists a practice address at 14623 Hawthorne Blvd, Lawndale, CA, 90260. Phone: (310) 970-5023. Providers update this record themselves, so call before visiting.
How can I verify Robert Ngo Berthold, M.D.'s license?
NPPES lists California license number A85746, 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 Robert Ngo Berthold, M.D. prescribe under Medicare Part D?
In 2024, Robert Ngo Berthold, M.D. had 651 Medicare Part D claims for 30 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.