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

Dr. Mark Alan Chastain, MD

Individual provider MOHS-Micrographic Surgery Physician · NPI 1790756138

Dr. Mark Alan Chastain, MD is a Micrographic Dermatologic Surgery (Mds) in Marietta, Georgia. Qualified in 1996, 30 years ago. Practices with Aqua Dermatology of Georgia PC, a 56-clinician group and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
30
Licensed in
GA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

835 Cogburn Ave NW Ste 100
Marietta, GA 30060-1031
Phone: (770) 422-5557
Fax: (770) 422-5456
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 048995 (GA)
MOHS-Micrographic Surgery Physician Taxonomy 207ND0101X · Licence 048995 (GA)

Record details

NPI number1790756138
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 1, 2006
Last updated in NPPESJune 12, 2020
Certification dateJune 12, 2020
Mailing address835 Cogburn Ave Nw, Suite 100, Marietta, GA 30060-1031

Medicare enrollment

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

Medicare specialtyMICROGRAPHIC DERMATOLOGIC SURGERY (MDS)
Also practisesDERMATOLOGY
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Aqua Dermatology Of Georgia Pc — 56 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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