Patrick Farrell Hammen, M.D.
Colorectal Surgery (Proctology) · General Surgery (CMS) · Smyrna, GA
At a glance
4441 Atlanta Rd Se Ste 312, Smyrna, GA 30080
Published activity: Colonoscopy · Removal of tissue. View counts and coverage
NPPES record updated Oct 9, 2019. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
4441 Atlanta Rd Se Ste 312Smyrna, GA 30080
Additional reported practice locations
4750 Waters AveSuite 103
Savannah, GA 314046200
Phone: 9123508712
Fax: 9123508753 4750 Waters Ave
Suite 103
Savannah, GA 314046200
Phone: 9123508712
Fax: 9123508753
Education & affiliations
- Medical / professional school
- Mercer University School Of Medicine
- Graduation year
- 1992
- CMS specialties
- Colorectal Surgery (Proctology) · General Surgery
Practice groups
Reported hospital affiliations
- Wellstar Cobb Medical Center Austell, GA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 26 |
| Removal of tissue | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $336.78 |
Reporting companies
| Company | Amount |
|---|---|
| DILON TECHNOLOGIES, INC. | $144.58 |
| DAVOL INC. | $143.51 |
| BOSTON SCIENTIFIC CORPORATION | $33.59 |
| BRAINTREE LABORATORIES, INC. | $15.10 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Colorectal Surgery (Proctology) · General Surgery (CMS)
- Taxonomy code
- 208C00000X
- Enumeration date
- Jun 4, 2006
- Record updated
- Oct 9, 2019
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
208C00000X · Primary
License reported: 043383 GA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
4441 Atlanta Rd Se Ste 312Smyrna, GA 30080
- Phone
- (470) 956-4200
Mailing address
4441 ATLANTA RD SE STE 312SMYRNA, GA 300806443
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue