Search › California › 1223G0001X
Richard Armstrong, D.D.S
NPI 1831192822 · on the registry since 2005
Practice
- Address
- 181 E 18th St
Ste A
Costa Mesa, CA 92627 - Phone
- (949) 548-1262
- Organisation at this address
- Krystal Nguyen D.M.D., Inc.
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 4
Registry record
- Primary taxonomy
- 1223G0001X
1223G0001X
- Licence states on file
- CA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-07-13
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California