Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. WILLARD QUIRK JR., M.D.
Active Sole ProprietorDR. WILLARD QUIRK JR., M.D. is a Psychiatry healthcare provider located in LANCASTER, California. NPI 1821072950 is currently active in the NPPES registry. Verify at CMS.
Psychiatry · LANCASTER, CA
Registration Details
- NPI Number
- 1821072950
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Dec 1, 2005 (20.666398940825 yrs)
- Last Updated
- Oct 13, 2025
- Licenses
-
MD 9499 (HI)A109440 (CA)ME83506 (FL)
- Sole Proprietor
- Yes
Practice Information
- Address
-
506 W JACKMAN STLANCASTER, CA, 935342531Browse CA providers · Browse ZIP 93534
- Phone
- 6618021467
- Primary Specialty
-
Psychiatry
2084P0800X
- Additional Specialty
- Psychiatry
- Additional Specialty
- Psychiatry
Other Psychiatry Providers in LANCASTER, CA
| Name | Credential | NPI |
|---|---|---|
| DR. ROY B DEL-ROSARIO | M.D. | 1740381870 |
| DR. THOMAS GRANT CARLTON | M.D. | 1912079518 |
| CHRISTY S. WATERS | MD | 1831249630 |
| DR. HARALD SIEGFRIED KRUEGER | M.D. | 1477691988 |
| DR. ROBERT BABAK IMANI | M.D. | 1639374747 |
| DR. TIFFANY YEA-KUANG TSAI | M.D. | 1043483431 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.