Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mark Russell Ling, MD, PHD

Individual provider Dermatology Physician · NPI 1639153638

Mark Russell Ling, MD, PHD is a Dermatology in Newnan, Georgia. Graduated from Duke University School of Medicine in 1984, 42 years ago. Practices with Epiphany Dermatology of Georgia, LLC, a 22-clinician group and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
42
Trained at
Duke University School of Medicine
Licensed in
GA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

710 Newnan Crossing Byp Ste A
Newnan, GA 30263-2321
Phone: (770) 251-5111
Fax: (770) 254-8680
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Procedural Dermatology Physician (primary) Taxonomy 207NS0135X · Licence 034647 (GA)
Dermatology Physician Taxonomy 207N00000X · Licence 034647 (GA)

Record details

NPI number1639153638
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedDecember 2, 2005
Last updated in NPPESMarch 31, 2023
Certification dateMarch 31, 2023
Mailing address7300 Ranch Road 2222, Building 1, Ste 200, Austin, TX 78730

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Epiphany Dermatology Of Georgia, Llc — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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