Are you Wallace Duncan, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 5900 Hillandale Dr, Annex E, Lithonia, GA 30058
About Dr. Duncan
Wallace Duncan, M.D. practices internal medicine in Lithonia, GA. Wallace is a 1992 graduate of Morehouse School of Medicine. Medicare claims data shows Wallace provided 451 services to 248 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and advance care planning, first 30 minutes. The provider's National Provider Identifier (NPI) is 1821153529.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (770) 987-8400
- Email not available
Practice Locations
5900 HILLANDALE DR ANNEX E
Lithonia, GA 30058
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
- Diverticulitis
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
- Trigger Point Injections
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
- Endoscopy
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
- Knee Joint Injection
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
451 services · 248 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
171 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
173 | As often as other peers in Internal Medicine |
| Advance care planning, first 30 minutes | Office visit | 99497 |
46 | As often as other peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
38 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
23 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other internists in Lithonia 8
Same specialty, same city.
Trained at Morehouse School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Morehouse School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in GA who bill this service to Medicare most often.
Common questions
What does Wallace Duncan specialize in?
Wallace Duncan is an internist in Lithonia, GA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Wallace Duncan located?
Wallace Duncan is listed at 5900 Hillandale Dr Annex E, Lithonia, GA 30058. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Wallace Duncan's phone number?
The number on file is (770) 987-8400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Wallace Duncan?
Wallace Duncan's National Provider Identifier is 1821153529. 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
Where did Wallace Duncan train?
Wallace Duncan attended Morehouse School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Wallace Duncan have?
Wallace Duncan has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What does Wallace Duncan do most often?
According to Medicare billing data, Wallace Duncan performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Wallace Duncan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Wallace Duncan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.