About Atlanta Center for Advanced Periodontics, Cosmetic, and Implant Dentistry

Creating an excellent patient experience.

Get to know us

We are a group of energetic, skilled, and empathetic dental professionals who care about what’s important to you — achieving a beautiful, healthy smile for life.

Combining state-of-the-art dental technology and procedures with a friendly, attentive environment, we provide a patient experience unmatched in Midtown Atlanta and Roswell.

Every detail of your appointment has been crafted to ensure you feel at home. Enjoy our bright, lively, and comfortable office with great views of the city while we work hard to make your appointment effortless.

We promise to answer all your questions and help you understand exactly what to expect. With attention to precision, artistry, and experience, we deliver specialized care and exceptional outcomes, every time.

“I believe in a healthy, long-lasting smile patients can be proud of. Through research, continuing education, and the specialty of periodontics, I can continue to deliver the most up-to-date and scientifically-proven techniques that deliver this promise.”

– Dr. Pumphrey

Meet Dr. Brock James Pumphrey

Dr. Pumphrey is a proud native Atlantan with a knack for building natural rapport and long-lasting relationships with his patients.

After graduating from Florida State University, Dr. Pumphrey received his dental degree from The Dental College of Georgia at Augusta University. He then completed 3 additional years of specialized training in the field of Periodontics and dental implant surgery. Today, Dr. Pumphrey is one of the few dental professionals in Atlanta Board Certified in Periodontology and Dental Implant Surgery.

Dr. Pumphrey is dedicated to pushing the envelope and providing patients with the latest technology and techniques. He’s published in various trade journals, is an active member in dental associations across the US, and currently leads 2 Frank Spear Study Clubs and the Peachtree Summit Study Club.

He and his wife Cristina are proud parents to Brock Jr. and Pierce. In his free time, he’s an avid Atlanta and Florida State sports fan and enjoys fishing, tennis, and staying active.

Meet Dr. Colin Richman

Dr. Richman proudly originates from Johannesburg, South Africa and has always been focused on providing the highest quality care to his patients. To him, that starts with a commitment to continuing education and staying on top of the latest advancements in dentistry and periodontics.

His educational background is diverse. He received certifications and degrees from the Royal College of Surgeons in London, England, the University of the Witwatersrand in Johannesburg, and the University of Connecticut.

Today, Dr. Richman furthers his commitment to education by acting as a consultant at Augusta University, Dept. of Periodontics, School of Dentistry. He is also involved in the training of periodontal residents and future periodontists and has written for various dental publications.

Most importantly, since 1970, Dr. Richman has been helping patients achieve healthy teeth and gums and beautiful smiles.

“Love Love this group. Atlanta when I tell you, come talk to this team about assisting you with a beautiful smile – I mean you’ll be doing yourself a dis-service if you don’t. Professional, best bedside manner ever. And what everyone is looking for RESULTS RESULTS RESULTS!”


Meet Our Team

Daniel Beckman

Practice Administrator

Caitlyn Traver

Professional Relations Director

Mercedes Ruiz

Insurance / Front Desk Coordinator

Sipe' Kawalie

Lead Surgical Assistant

Abby Hood

Surgical Assistant

Stacy Karnes


Vanessa Brown






You smile, we pay it forward

We love to see you smile — there’s no better reward. We’re proud to pay these smiles forward by donating to worthy organizations and causes in Midtown Atlanta and Roswell.

We’ve had the privilege of supporting some great causes.

Warrick Dunn Charities

Woodward Academy

Greek Orthodox Church

Visit us on
Peachtree Street

999 Peachtree St. NE #710
Atlanta, GA 30309
Get Directions

Call  (404) 876-4867
Text (404) 879-5343
Fax (404) 876-0619

Mon-Thurs: 8am-4pm
Fri: 8am - 2pm
Sat-Sun: Closed

or join us on
Hembree Road

1305 Hembree Road, Suite 104
Roswell, GA 30076
Get Directions

Call: (770) 442-1010
Text: (770) 742-6142
Fax: (770) 475-7658

Mon-Fri: 8am-5pm

No Referral Necessary!

No matter how you found us, we're glad you did. We’re welcoming new patients and can't wait to meet you.

(404) 876-4867
Text (404) 879-5343

Call: (770) 442-1010
Text: (770) 742-6142