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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. DENNIS JOSEPH GRILL PH.D.
NPI 1164412516
Psychologist - Clinical in Fort Sam Houston, TX

Active since October 26, 2005
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER (MCHE-QD/CREDENTIALS), FORT SAM HOUSTON, TX 78234(210) 916-2460 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Dennis Joseph Grill Ph.d. NPPES

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

DR. DENNIS JOSEPH GRILL PH.D. (NPI 1164412516) is an individual clinical provider in Fort Sam Houston, Texas, licensed in Texas (22863) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1164412516
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. DENNIS JOSEPH GRILLCredential: PH.D.
Location Address3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER (MCHE-QD/CREDENTIALS)Fort Sam Houston, TX 78234-4501
Mailing Address5991 Temerity WayBulverde, TX 78163-4170 · (830) 980-6192 · Fax (830) 980-6193
Phone(210) 916-2460
Sole ProprietorNo
Enumeration DateOctober 26, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1164412516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in TX · 22863
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

3851 ROGER BROOKE DR, Fort Sam Houston, TX 78234
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Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

STEPHEN F MANCHESTER MD
Pediatrics
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER
SAN ANTONIO, TX 78234
Bexar County (210) 455-9360
DR. WILLIAM CRAIG HEWITSON M.D.
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
3851 ROGER BROOKE DR, MCHE-QD/CREDENTIALS
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-2460
RONDA LEA LANTZ RN,FNP
Nurse Practitioner (Family)
3851 ROGER BROOKE DR, MCHE-QD/CREDENTIALS
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-3000
BETTY JEAN QUITT RD
Dietitian, Registered
3851 ROGER BROOKE DR, MCHE-QF (CREDENTIALS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-3375
MRS. JUDITH M SPEAKES PA-C
Physician Assistant (Medical)
3851 ROGER BROOKE DR
SAN ANTONIO, TX 78234
Bexar County (210) 916-7893
ANDRE JOHN OGNIBENE MD
Internal Medicine
3851 ROGER BROOKE DR, MCHE-QD (CREDS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-5993
TIMOTHY A NEWCOMER CRNA
Nurse Anesthetist, Certified Registered
3851 ROGER BROOKE DR, MCHE-QD (CREDS)
SAN ANTONIO, TX 78234
Bexar County (210) 916-2460
DR. CRAIG CAMPBELL MCFARLAND MD
Anesthesiology
3851 ROGER BROOKE DR, MCHE-QD (CREDS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-2460
DR. JOHN MUMMA M.D.
Ophthalmology
3851 ROGER BROOKE DR, DEPT. OF OPHTHALMOLOGY
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-1245
DAVID ROBERT FOSS MD
Emergency Medicine
3851 ROGER BROOKE DR
SAN ANTONIO, TX 78234
Bexar County (210) 916-0808
KATHLEEN MARY BOYER R.D., C.N.S.D.,C.D.E
Dietitian, Registered
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER, MCHE-QD (CREDENTIALS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-1912
DR. FOREST PIKE NEWMAN III M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3851 ROGER BROOKE DR, MCHE-QD (CREDS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-3912
DR. DAN SAGE MOSELY III M.D.
Emergency Medicine
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-0808
MARK DOUGLAS HENDERSON C.R.N.A.
Nurse Anesthetist, Certified Registered
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-8516
TAMARA OSGOOD
Dietitian, Registered
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-1900
DR. CONNIE RUTH BUTTERFIELD-KALK M. D.
Obstetrics & Gynecology
3851 ROGER BROOKE DR
SAN ANTONIO, TX 78234
Bexar County (210) 916-5337
BRENT RANDALL GIBSON MD, MPH
Preventive Medicine (Occupational Medicine)
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-2460
MRS. ROBYN LYNN JOHNSON LCSW
Social Worker (Clinical)
3851 ROGER BROOKE DR, MCHE-QD (CREDS)
FORT SAM HOUSTON, TX 78234
Bexar County (210) 916-0354

Frequently Asked Questions

What is Dennis Grill's NPI number?

The NPI number assigned to this healthcare provider is 1164412516, enumerated as an "individual" on October 26, 2005.

Where is the provider located?

The provider is located at 3851 ROGER BROOKE DR BROOKE ARMY MEDICAL CENTER (MCHE-QD/CREDENTIALS) FORT SAM HOUSTON, TX 78234 and the phone number is (210) 916-2460.

What is the provider's specialty?

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.