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DR. DEXTER WITHERINGTON MATTOX DMD, MD
NPI 1285083527
Dentist - Oral and Maxillofacial Surgery in Brunswick, GA

Active since June 07, 2016Opted out of Medicare · through Jul 9, 2027
149 SCRANTON CONNECTOR, BRUNSWICK, GA 31525(912) 266-8100(912) 266-8125 Get Directions Write a Review

NPPES record last updated: January 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 5, 2024, Mar 29, 2021 (2 updates tracked since 2021).

About Dr. Dexter Witherington Mattox Dmd, Md NPPES

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

DR. DEXTER WITHERINGTON MATTOX DMD, MD (NPI 1285083527) is an individual oral and maxillofacial surgery provider in Brunswick, Georgia, licensed in Georgia (DN015216) and active in the NPI registry since June 2016. He has opted out of Medicare through July 9, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1285083527
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. DEXTER WITHERINGTON MATTOXCredential: DMD, MD
Location Address149 SCRANTON CONNECTORBrunswick, GA 31525-0514
Mailing Address149 Scranton ConnectorBrunswick, GA 31525-0514 · (912) 266-8100 · Fax (912) 266-8125
Phone(912) 266-8100
Fax(912) 266-8125
Sole ProprietorYes
Enumeration DateJune 7, 2016
Last NPPES UpdateJanuary 29, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 29, 2025
✔ NPI 1285083527 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in GA · DN015216
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
149 SCRANTON CONNECTOR, Brunswick, GA 31525
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Dexter Witherington Mattox Dmd, Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 9, 2021 through July 9, 2027.

Opt-Out Effective DateJuly 9, 2021
Opt-Out In Effect ThroughJuly 9, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 31525 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.23 typical visit price
range $53.31 – $164.04
Typical copayment $20.80 (range $13.32 – $41.01)
Most-billed visit code 99203
Established Patient
$66.89 typical visit price
range $16.68 – $133.24
Typical copayment $16.72 (range $4.17 – $33.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

INNOVA SLEEP INSTITUTE, LLC
Dentist (Oral and Maxillofacial Surgery)
149 SCRANTON CONNECTOR
BRUNSWICK, GA 31525
Glynn County (912) 266-8100

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 Dexter Mattox's NPI number?

The NPI number for Dexter Mattox is 1285083527. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Where is Dexter Mattox located?

Dexter Mattox practices at 149 Scranton Connector, Brunswick, GA 31525. The listed phone number is (912) 266-8100.

What is Dexter Mattox's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Dexter Mattox enrolled in Medicare?

No. Dexter Mattox has opted out of Medicare through July 9, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Dexter Mattox accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 7 other insurers list Dexter Mattox 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 Dexter Mattox was last updated on January 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.