Doctor profile · Federal record

Dr. Irvine Duplan, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Gainesville, GA

  • NPI 1609965904
  • Accepts Medicare
  • MIPS 82.6 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
743 Spring St Ne
Gainesville, GA 305013715
(770) 219-9000
Additional location
2801 Dekalb Medical Pkwy
Lithonia, GA 300584996
(404) 501-8492
fax (404) 501-8645
Mailing address
Po Box 742616
Atlanta, GA 303742616

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 2, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Georgia #057066 · Georgia #57066
Medicaid (3)
GA #765124784B · GA #765124784A · GA #765124784C

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609965904. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
167
Distinct HCPCS
3
Medicare allowed
$21,204
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 118 112 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 26 $169
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 23 23 $81

In context: peer comparison

Among 43 peers in this city , average services per provider: 125. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Irvine Duplan's medical specialty?
Dr. Irvine Duplan practices Hospitalist Physician in Gainesville, GA.
Where does Dr. Irvine Duplan practice?
Dr. Irvine Duplan practices at 743 Spring St Ne, Gainesville, GA 305013715. Office phone: 7702199000.
What is Dr. Irvine Duplan's NPI?
Dr. Irvine Duplan's National Provider Identifier (NPI) is 1609965904, issued by NPPES.
Does Dr. Irvine Duplan accept Medicare assignment?
Yes. Dr. Irvine Duplan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irvine Duplan commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.