IRVINE DUPLAN (M.D.) – Hospitalist Physician, NPI 1609965904
Hospitalist Physician
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Profile Insights
NPPES metrics only — not quality of care.
5,409 INTERNAL MEDICINE in GA
Provider Addresses for IRVINE DUPLAN (M.D.)
2801 Dekalb Medical Pkwy
Lithonia, GA 300584996
Phone: (404) 501-8492
Fax: (404) 501-8645
Type: Location
PO BOX 742616
ATLANTA, GA 303742616
Phone: (770) 219-8420
Type: Mailing
743 SPRING ST NE
GAINESVILLE, GA 305013715
Phone: (770) 219-9000
Type: Location
Maryland Way, Williamsburg Estates, Brentwood, Williamson County, Tennessee, 37027, United States
300
BRENTWOOD, TN 370275064
Phone: (615) 371-5765
Type: Mailing
DeKalb Medical Hillandale, 2801, Dekalb Medical Parkway, Lithonia, DeKalb County, Georgia, 30058, United States
LITHONIA, GA 300584996
Phone: (404) 501-8492
Fax: (404) 501-8645
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2006-12-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20061227000029 | I | Hospitalist | GA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 118 | 112 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 26 | 26 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 30058)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | GA | |
| - | GA | |
| - | GA | |
| A N E S T H E S I O L O G Y | GA | |
| - | GA | |
| - | GA | |
| Physician Assistant | GA | |
| Nurse Practitioner | GA | |
| Surgical Oncology, General Surgery | NJ | |
| Pulmonary Disease | NY |
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