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

Patrick Farrell Hammen, MD

Individual provider Colon & Rectal Surgery Physician · NPI 1164461505

Patrick Farrell Hammen, MD is a Colorectal Surgery (Proctology) in Smyrna, Georgia. Graduated from Mercer University School of Medicine in 1992, 34 years ago. Practices with Wellstar Medical Group LLC, a 3,072-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
34
Trained at
Mercer University School of Medicine
Licensed in
GA
In the registry since
2006
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

4441 Atlanta Rd SE Ste 312
Smyrna, GA 30080
Phone: (470) 956-4200
Show map & directions

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

Additional practice locations (2)

  • 4750 Waters Ave, Savannah, GA 31404-6200 — (912) 350-8712
  • 4750 Waters Ave, Savannah, GA 31404-6200 — (912) 350-8712

Specialties & licences

Colon & Rectal Surgery Physician (primary) Taxonomy 208C00000X · Licence 043383 (GA)

Record details

NPI number1164461505
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 4, 2006
Last updated in NPPESOctober 9, 2019
Mailing address4441 Atlanta Rd Se Ste 312, Smyrna, GA 30080-6443

Medicare enrollment

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

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Also practisesGENERAL SURGERY
Medical schoolMERCER UNIVERSITY SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Wellstar Medical Group Llc — 3072 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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