Dr. Robert Mack Williams
Dr. Robert M. Williams
Last updated: Mar 13, 2013

Dr. Robert M. Williams

  • Gender: Male
  • Sole propriator: Yes
  • NPI: 1376839431

Dr. Robert M. Williams DMD

Dentist

He is located at 6819 Washington Avenue Suite C in Ocean Springs, MS 39564. Can help patients with the following: Dental Implants, Dental Malocclusion, Dentures, Invisalign, Teeth Whitening, Veneers. His National Provider Identifier (NPI) number is 1376839431. Appointment can be made via the phone number (228) 215-1202. He is affiliated with 1 practices.

Conditions treated

Dr. Robert Mack Williams, being an dentist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Robert M. Williams.

  • Bleeding Gums
  • Cosmetic Dentistry
  • Dental Bridges
  • Dental Crowns and Caps
  • Dental Emergency
  • Dental Exam and Cleaning
  • Dental Implants
  • Dental Malocclusion
  • Dentin Hypersensitivity
  • Dentures
  • Gum Disease / Gingivitis
  • Invisalign
  • Laser
  • Oral Cancer Examination
  • Pericoronitis
  • Teeth Grinding
  • Teeth Whitening
  • Veneers

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Robert M. Williams as in-network for the following 2026 plans.

Dental plans

BEST Life

Network data as of Sep 8, 2026, as reported by the insurer.

BEST Life plans
Plan Plan type Network tier New patients
BEST Life Essential Basic Dental Plan PPO · Low In Network Accepting new patients
BEST Life Essential Value Dental Plan PPO · Low In Network Accepting new patients
BEST Life Preferred Dental Plan PPO · High In Network Accepting new patients
BEST Life Superior Dental Plan PPO · High In Network Accepting new patients

Delta Dental PPO

Network data as of Sep 12, 2026, as reported by the insurer.

Delta Dental PPO plans
Plan Plan type Network tier New patients
Delta Dental PPO Basic Plan for Families PPO · Low Delta Dental PPO Not accepting new patients
Delta Dental PPO Preferred Plan for Families PPO · High Delta Dental PPO Not accepting new patients

Humana

Network data as of Sep 13, 2026, as reported by the insurer.

Humana plans
Plan Plan type Network tier New patients
Humana Dental Smart Choice - High PPO · High Preferred Accepting new patients
Humana Dental Smart Choice - Low PPO · Low Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Robert M. Williams is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Robert M. Williams is enrolled to bill Medicare as a Order And Referring Only - Dentist (also registered under: Practitioner - Dentist) .

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Straumann $1473
Henry Schein $117
Tulsa Dental Products $50

Other

Travel and Lodging $1235
Food and Beverage $441

Affiliated practices

Southern Magnolia Smiles
6819 Washington Avenue
Ocean Springs, 39564 MS
(228) 215-1202

Looking for more Dentists?

Out of the 26 dentists in this region, here are 10 randomly selected ones for you to explore.

Dr. Jonathan E. Beaugez
  • Gender: Male
  • Address: 2223 Government Street Ocean Springs, 39564, MS
Dr. Daisy Ann Anderson Ferrill
  • Gender: Female
  • Address: 649 Jackson Avenue Ocean Springs, 39564, MS
Dr. Anthony Kyle Chapman
  • Gender: Male
  • Address: 6801 Washington Avenue Ocean Springs, 39564, MS
Dr. Danh Cong Nguyen
  • Gender: Male
  • Address: Suite A 2996 Bienville Boulevard Ocean Springs, 39564, MS
Dr. Tyler McCabe
  • Gender: Male
  • Address: 1145 Ocean Springs Road Ocean Springs, 39564, MS
Dr. Glenn Hendrix
  • Gender: Male
  • Address: Suite K1 2113 Government Street Ocean Springs, 39564, MS
Dr. Michael Dean Weems
  • Gender: Male
  • Address: 399 Porter Avenue Ocean Springs, 39564, MS
Dr. Lauren L. Timmons
  • Gender: Male
  • Address: Suite N1 2112 Bienville Boulevard Ocean Springs, 39564, MS
Dr. Claude Henry Roberts
  • Gender: Male
  • Address: Suite K1 2113 Government Street Ocean Springs, 39564, MS

Questions & Answers

What conditions does Dr. Robert Mack Williams treat?

Dr. Robert Mack Williams provides treatment for Dental Implants, Dental Malocclusion, Dentures, Invisalign, Teeth Whitening, Veneers. For the full list see this list.

Does Dr. Robert Mack Williams accept insurance?

Dr. Robert Mack Williams is listed in-network for 8 ACA Marketplace (Obamacare/HealthCare.gov) plans from BEST Life, Delta Dental PPO, Humana. See the Marketplace plans section for details.

Does Dr. Robert Mack Williams have affiliation with practices?

Dr. Robert Mack Williams is affiliated with Southern Magnolia Smiles.

Where can you meet with Dr. Robert Mack Williams?

Dr. Robert Mack Williams's office is located at 6819 Washington Avenue Suite C in Ocean Springs, MS 39564.