Active NPI 1821153529 Individual Practitioner Male Practitioner

Dr. Wallace Duncan , MD

Internal Medicine • Lithonia, GA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Wallace Duncan, MD is a certified Internal Medicine practicing in Lithonia, GA. With approximately 34 years of clinical experience since graduating from Morehouse School Of Medicine in 1992, Dr. Duncan delivers high-quality medical care to the local community at 5900 HILLANDALE DR.

Dr. Duncan is affiliated with Privia Medical Group Of Georgia Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, advance care planning, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5900 Hillandale Dr
Annex E

Lithonia, GA 300583802

Telephone 7709878400

Fax 7709878494

Associated Practice Facility / Clinic

🏢 East Atlanta Gynecology Associates Pc Facility NPI 1891864724

Medicare Profile & Education

Medical School

Morehouse School Of Medicine

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Lithonia, GA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

34 Yrs +4.3 yrs vs City Avg

City Avg: 29.7 Yrs

State Avg: 25.9 Yrs

Regional Practice Density

20 Specialists

Practicing in Lithonia, GA (4065 Statewide)

Telehealth Adoption Rate

15.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

58.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Duncan (34 Years) 34 Yrs

Lithonia Specialty Average (29.7 Years) 29.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	173	77	$270.00	$125.22
36415 Insertion of needle into vein for collection of blood sample	171	75	$18.00	$8.45
99497 Advance care planning, first 30 minutes	46	45	$215.00	$80.65
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	38	38	$342.00	$127.69
99213 Established patient office or other outpatient visit, typically 15 minutes	23	13	$183.00	$88.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	200	84	$270.00	$125.74
36415 Insertion of needle into vein for collection of blood sample	181	80	$18.00	$8.12
99497 Advance care planning, first 30 minutes	58	58	$215.00	$81.66
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	55	55	$342.00	$127.84
99213 Established patient office or other outpatient visit, typically 15 minutes	46	28	$183.00	$89.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	203	93	$270.00	$126.25
36415 Insertion of needle into vein for collection of blood sample	188	93	$18.00	$2.82
99213 Established patient office or other outpatient visit, typically 15 minutes	96	42	$183.00	$90.28
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	49	49	$342.00	$128.83
99442 Telephone medical discussion with physician, 11-20 minutes	40	12	$183.00	$91.14
99497 Advance care planning, first 30 minutes	37	37	$215.00	$80.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	190	93	$18.00	$2.87
99213 Established patient office or other outpatient visit, typically 15 minutes	147	84	$183.00	$92.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	128	73	$270.00	$127.63
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	53	53	$342.00	$132.69
99442 Telephone medical discussion with physician, 11-20 minutes	51	23	$183.00	$93.27
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	22	$362.00	$183.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	173	98	$270.00	$107.87
36415 Insertion of needle into vein for collection of blood sample	164	96	$18.00	$2.80
99213 Established patient office or other outpatient visit, typically 15 minutes	54	38	$183.00	$76.54
99442 Telephone medical discussion with physician, 11-20 minutes	42	28	$169.31	$74.32
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	39	39	$362.00	$149.35
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	16	16	$512.00	$153.64
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	14	14	$70.64	$26.95
99443 Telephone medical discussion with physician, 21-30 minutes	14	13	$185.14	$106.73
G0008 Administration of influenza virus vaccine	14	14	$76.00	$15.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	267	128	$18.00	$2.84
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	242	126	$270.00	$108.18
99213 Established patient office or other outpatient visit, typically 15 minutes	213	110	$183.00	$72.44
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	46	45	$362.00	$144.65
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	31	13	$76.00	$16.30
G0008 Administration of influenza virus vaccine	21	20	$76.00	$15.81
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	20	20	$40.00	$26.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	369	161	$270.00	$101.35
36415 Insertion of needle into vein for collection of blood sample	305	138	$18.00	$2.73
99213 Established patient office or other outpatient visit, typically 15 minutes	128	87	$183.00	$68.55
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	35	35	$362.00	$141.69
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	28	19	$76.00	$19.97
G0008 Administration of influenza virus vaccine	23	21	$76.00	$19.56
81002 Urinalysis, manual test	23	20	$10.00	$3.26
90756 Vaccine for influenza for injection into muscle	17	17	$68.00	$21.02
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$271.00	$106.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	417	171	$269.24	$121.72
36415 Insertion of needle into vein for collection of blood sample	362	166	$17.99	$2.79
81002 Urinalysis, manual test	72	66	$10.00	$3.29
99213 Established patient office or other outpatient visit, typically 15 minutes	64	48	$183.00	$84.12
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	62	62	$361.05	$165.28
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	26	23	$76.00	$30.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$271.00	$127.40
G0008 Administration of influenza virus vaccine	20	19	$76.00	$22.81
90661 Influenza vaccine, trivalent derived from cell cultures	19	19	$65.00	$18.86
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	16	$110.00	$48.78
82044 Urine microalbumin (protein) analysis	12	12	$19.08	$6.15
82270 Stool analysis for blood to screen for colon tumors	11	11	$13.45	$4.32

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License GA 041109

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00687893G (GA)

Hospital & Practice Group Affiliations

Privia Medical Group Of Georgia Llc

5910 Hillandale Dr, Lithonia, GA 300581880

Phone: 7709878400

Privia Medical Group Of Georgia Llc

101 Yorktown Dr, Fayetteville, GA 302141578

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

8 Associated Practitioners

Dr. Clarice Bell , MD

Family Medicine

NPI 1073533972

Doctor of Medicine (M.D.)

Dr. Lawrence Brack , MD

Ophthalmology

NPI 1265441315

Doctor of Medicine (M.D.)

Penelope Mccown , NP-C

Nurse Practitioner - Family

NPI 1285031849

Nurse Practitioner (Certified)

Dr. Jada Moore-Ruffin , MD

Family Medicine

NPI 1447232103

Doctor of Medicine (M.D.)

Aileen Robinson , NP

Nurse Practitioner

NPI 1669448999

Nurse Practitioner

Dr. Sonya Poitier , MD

Obstetrics & Gynecology

NPI 1760506117

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active October 17, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location October 17, 2011

Registered at 5900 HILLANDALE DR, ANNEX E, LITHONIA, GA 300583802 (Tel: 7709878400)

📍

Updated Business Mailing Address October 17, 2011

Registered at PO BOX 924583, NORCROSS, GA 300104583 (Tel: 7709878400)

👤

Provider Name / Credentials Updated October 17, 2011

Recorded as WALLACE DUNCAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 17, 2011

Internal Medicine (License #041109 in GA)

🟢

Initial NPI Registration & Enumeration December 25, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1821153529

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: December 25, 2006

Last Update: October 17, 2011

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 924583

Norcross, GA 300104583

Phone: 7709878400

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.