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DR. GREGORY LEONARD KOONTZ DMD
NPI 1417064437
Dentist - Periodontics in Oceanside, CA

Active since August 24, 2006
200 MERCY CIRCLE, OCEANSIDE, CA 92055(757) 300-6695 Get Directions Write a Review

NPPES record last updated: July 12, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Gregory Leonard Koontz Dmd NPPES

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

DR. GREGORY LEONARD KOONTZ DMD (NPI 1417064437) is an individual periodontics provider in Oceanside, California, licensed in Virginia (0401411550) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1417064437
Entity TypeIndividualMale
Primary Taxonomy1223P0300X
Provider Legal NameDR. GREGORY LEONARD KOONTZCredential: DMD
Location Address200 MERCY CIRCLEOceanside, CA 92055
Mailing Address11612 Milbern DrPotomac, MD 20854-3522
Phone(757) 300-6695
Sole ProprietorNo
Enumeration DateAugust 24, 2006
Last NPPES UpdateJuly 12, 2024
NPPES CertifiedJuly 5, 2024
✔ NPI 1417064437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
Licenses✔ Licensed in VA · 0401411550✔ Licensed in TX · 28850
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
200 MERCY CIRCLE, Oceanside, CA 92055
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas.Insurance ›

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.

MARIA J HERRERA PH.D.
Psychologist (Clinical)
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (510) 542-0859
SHERRI MARTINEZ LMFT, ADCII
Counselor (Addiction (Substance Use Disorder))
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 725-0063
DR. ASHLEY BITTLE LCSW, PSY.D.
Psychologist (Clinical)
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-3322
MISS KELLY CAROL PENG D.O
Military Health Care Provider
200 MERCY CIRCLE, EMERGENCY MEDICINE DEPARTMENT
OCEANSIDE, CA 92055
San Diego County (760) 719-3994
CAROLYN STEINLAGE DPT
Physical Therapist
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-3791
SHANE MCGUIRE FMF RECON IDC
Military Health Care Provider (Independent Duty Corpsman)
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (760) 725-8912
MELINDA WEE FAH MARTINEZ PA
Physician Assistant
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-4550
ALEXANDER JEFFREY NELSON PA-C
Physician Assistant
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (760) 725-1288

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 Gregory Koontz's NPI number?

The NPI number for Gregory Koontz is 1417064437. It was assigned to this individual provider in the NPPES registry on August 24, 2006.

Where is Gregory Koontz located?

Gregory Koontz practices at 200 Mercy Circle, Oceanside, CA 92055. The listed phone number is (757) 300-6695.

What is Gregory Koontz's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

What insurance does Gregory Koontz accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Gregory Koontz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Koontz was last updated on July 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.