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DR. WILLIAM CHARLES ISLER III PHD
NPI 1699838409
Psychologist - Health Service in Lackland Afb, TX

Active since December 19, 2006
1100 WILFORD HALL LOOP BLDG 4554, LACKLAND AFB, TX 78236(210) 292-6225 Get Directions Write a Review

NPPES record last updated: September 11, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William Charles Isler Iii Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM CHARLES ISLER III PHD (NPI 1699838409) is an individual health service provider in Lackland Afb, Texas, licensed in Washington (2313) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1699838409
Entity TypeIndividualMale
Primary Taxonomy103TH0100X
Provider Legal NameDR. WILLIAM CHARLES ISLER IIICredential: PHD
Location Address1100 WILFORD HALL LOOP BLDG 4554Lackland Afb, TX 78236-5638
Mailing Address3403 Fontenay ParkSan Antonio, TX 78251-4745 · (210) 454-5012
Phone(210) 292-6225
Sole ProprietorNo
Enumeration DateDecember 19, 2006
Last NPPES UpdateSeptember 11, 2019
✔ NPI 1699838409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Health ServiceBehavioral Health & Social Service Providers
Taxonomy Code103TH0100X
License✔ Licensed in WA · 2313
Definition
A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).
1100 WILFORD HALL LOOP BLDG 4554, Lackland Afb, TX 78236
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. REGINA MARIA REINSVOLD M.D.
Anesthesiology
1100 WILFORD HALL LOOP BLDG 4554
LACKLAND AFB, TX 78236
Bexar County (210) 292-6255
ROBERT LEE LMFT
Marriage & Family Therapist
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (210) 292-6255
DR. FINIANNE JIMENEZ UMALI-CORRY DO, MPH
Internal Medicine
1100 WILFORD HALL LOOP BLDG 4554
LACKLAND AFB, TX 78236
Bexar County (210) 292-4277
DAVID CHRISTOPHER MARI D.O.
Allergy & Immunology
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (210) 292-6255
DR. HANNAH GHONG-JU AHN MD
Radiology (Diagnostic Radiology)
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (210) 292-4482
MRS. CASSANDRA LANETTE DOUGLAS PHARMACIST
Pharmacist
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (102) 292-1144
DR. CHARLES RICHARD ELCHERT JR. D.C.
Chiropractor
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (210) 292-3587
DR. LISA LEADER KOHLER OD
Optometrist
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 78236
Bexar County (210) 292-6255

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Isler's NPI number?

The NPI number for William Isler is 1699838409. It was assigned to this individual provider in the NPPES registry on December 19, 2006.

Where is William Isler located?

William Isler practices at 1100 Wilford Hall Loop Bldg 4554, Lackland Afb, TX 78236. The listed phone number is (210) 292-6225.

What is William Isler's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health Service, with taxonomy code 103TH0100X.

When was this NPI record last updated?

The NPPES record for William Isler was last updated on September 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.