Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jeffrey Mark Lawler, D.O.
Psychiatry Physician in Patton, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083822936
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Registry record
Entity type Individual (Type 1)
Name Dr. Jeffrey Mark Lawler
Credential D.O.
Sex Male
Practice address 3102 E. Highland Avenue, Medical Staff Office, Patton, CA, 92369
Phone (909) 425-7679
Fax (909) 425-6635
Enumeration date May 21, 2007
Last updated in NPPES Sep 17, 2013
Taxonomy & licenses
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Jeffrey Lawler?
The National Provider Identifier (NPI) for Jeffrey Lawler is 1083822936, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jeffrey Lawler practice?
The practice location on file with NPPES is in Patton, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Bruce Karp Clinical Psychologist · Patton, CA NPI 1295735298 Khanh Ngo Internal Medicine Physician · Patton, CO NPI 1306839139 Adonis Sfera Psychiatry Physician · Patton, CA NPI 1740261528 Rosemary Chequer Neurological Surgery Physician · Patton, CA NPI 1821068784 Tamseela Awan Internal Medicine Physician · Patton, CA NPI 1720059413 Kenny Win Internal Medicine Physician · Patton, CA NPI 1013984020 Aung Zin Internal Medicine Physician · Patton, CA NPI 1740249333 Stephen Berger Psychologist · Patton, CA NPI 1831151224
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-09-17.