Physician Profile
Colby T. Chastain, M.D. practices diagnostic radiology in Gainesville, GA. Colby is a 1998 graduate of Medical College of Georgia School of Medicine. Medicare claims data shows Colby provided 2,966 services to 2,888 patients. The services billed most often include x-ray of chest, 1 view, screening mammography, and screening 3d breast mammography.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
200 W ACADEMY STREET
Gainesville, GA 30501
655 Jesse Jewell Pkwy SE
Gainesville, GA 30501
1270 Friendship Rd
Braselton, GA 30517
801 Austin Dr
Demorest, GA 30535
835 Austin Dr
Demorest, GA 30535
725 Jesse Jewell Pkwy SE
Gainesville, GA 30501
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Abdomen & Pelvis
Bone & Joint
Brain & Head
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
Urinary & kidney
Women's health
X-Ray
2,966 services · 2,888 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
514 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
238 | As often as other peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
238 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
215 | More often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
197 | As often as other peers in Diagnostic Radiology |
| Nuclear medicine study from skull base to mid-thigh with ct scan | Imaging | 78815 |
173 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
142 | More often than most peers in Diagnostic Radiology |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
127 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
117 | More often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
104 | More often than most peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Colby T. Chastain is a radiologist in Gainesville, GA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Colby T. Chastain is listed at 200 W Academy Street, Gainesville, GA 30501. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (770) 282-8820. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Colby T. Chastain's National Provider Identifier is 1922056217. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Colby T. Chastain attended Medical College of Georgia School of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
Colby T. Chastain has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Colby T. Chastain performs imaging including x-ray of chest, 1 view and screening mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Colby T. Chastain. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.