Ralph Armstrong, M.D.
Psychiatry Physician · Ventura, CA
Ralph Armstrong, M.D. is a psychiatry physician with a practice address in Ventura, California, and NPI 1518016443, issued on Jan 9, 2007. Check the license (California A22532, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ralph Armstrong
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A22532 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3291 Loma Vista RD, Ventura, CA 93003
- Phone
- (805) 652-6556
- Enumerated
- Jan 9, 2007
- Entity
- Type 1 · individual
Also registered at 3291 Loma Vista RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maria Arizmendi, M.D.Pediatrics Physician1366641961
- Shaadi Azadeh, M.D.Student in an Organized Health Care Education/Training Program1215222153
Verify Ralph Armstrong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A22532Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
66 psychiatry physician records list a Ventura practice address
They are 66 of the 4,435 NPPES records with a Ventura practice address, and 7,890 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 66 in Ventura → All 7,890 in California → Every provider in Ventura →
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- Chester Abbott, M.D.Pasadena, CA1053442186
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- Ezzat Abdelmalek, M.DDana Point, CA1992828826
- Ahmed AbdelrazekSacramento, CA1669092128
Common questions
What is Ralph Armstrong, M.D.'s NPI number?
Ralph Armstrong, M.D.'s National Provider Identifier (NPI) is 1518016443, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ralph Armstrong, M.D. located?
The NPPES record lists a practice address at 3291 Loma Vista RD, Ventura, CA, 93003. Phone: (805) 652-6556. Providers update this record themselves, so call before visiting.
How can I verify Ralph Armstrong, M.D.'s license?
NPPES lists California license number A22532, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.