Healthcare Provider Details

I. General information

NPI: 1649251661
Provider Name (Legal Business Name): NAILI ALEXANDER CHEN D.O., MPH, MASC
Entity Type: Individual
Gender: Male
Sole Proprietor: Y

II. Dates (important events)

Enumeration Date: 11/08/2005
Last Update Date: 05/20/2026
Certification Date: 05/20/2026
Deactivation Date:
Reactivation Date:

III. Provider practice location address

44439 17TH ST W
LANCASTER CA
93534-2831
US

IV. Provider business mailing address

44439 17TH ST W
LANCASTER CA
93534-2831
US

V. Phone/Fax

Practice location:
  • Phone: 661-729-8655
  • Fax:
Mailing address:
  • Phone: 661-729-8655
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyN
Taxonomy Code207R00000X
TaxonomyInternal Medicine Physician
License NumberOS-009459-L
License Number StatePA
# 2
Primary TaxonomyN
Taxonomy Code2083P0500X
TaxonomyPreventive Medicine/Occupational Environmental Medicine Physician
License Number20A7408
License Number StateCA
# 3
Primary TaxonomyN
Taxonomy Code208M00000X
TaxonomyHospitalist Physician
License NumberOS-009459L
License Number StatePA
# 4
Primary TaxonomyN
Taxonomy Code208M00000X
TaxonomyHospitalist Physician
License Number20A7048
License Number StateCA
# 5
Primary TaxonomyN
Taxonomy Code207PE0004X
TaxonomyEmergency Medical Services (Emergency Medicine) Physician
License Number20A7408
License Number StateCA
# 6
Primary TaxonomyN
Taxonomy Code2083A0100X
TaxonomyAerospace Medicine Physician
License Number20A7408
License Number StateCA
# 7
Primary TaxonomyY
Taxonomy Code207R00000X
TaxonomyInternal Medicine Physician
License Number20A7408
License Number StateCA

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: