MALLORY SHILLINGER (D.O.) – Internal Medicine Physician, NPI 1023466570
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,405 INTERNAL MEDICINE in GA
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Provider Addresses for MALLORY SHILLINGER (D.O.)
PO BOX 117264
ATLANTA, GA 303687264
Phone: (706) 369-5440
Type: Mailing
120, Hawthorne Park, Athens, Athens-Clarke County, Georgia, 30606, United States
ATHENS, GA 306062147
Phone: (706) 353-8700
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 51 Open Payments records for all available years, with a total value of $1,064.
Total Amount is formed as General ($1,064) + Research ($0) + Ownership ($0) = $1,064.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: PFIZER INC. ($182).
Total Amount
$1,064
General + Research + Ownership
Payments
51
Total payment records
General Amount
$1,064
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $182 |
| Lilly USA, LLC | $162 |
| Novo Nordisk Inc | $137 |
| AstraZeneca Pharmaceuticals LP | $126 |
| Astellas Pharma US Inc | $86 |
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: 2020-09-03
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 |
|---|---|---|---|---|
| I20200903003344 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 455 | 241 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 220 | 220 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 148 | 116 | $0 |
| 83036 | Hemoglobin a1c level | 72 | 60 | $0 |
| G0008 | Administration of influenza virus vaccine | 64 | 64 | $0 |
Insurance plans in this area (ZIP 30368)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | GA | |
| Pediatric Medicine, Internal Medicine | GA | |
| - | GA | |
| Nurse Practitioner | GA | |
| Internal Medicine | GA | |
| Family Practice | GA | |
| Internal Medicine | GA | |
| - | GA | |
| Internal Medicine | TX | |
| Internal Medicine | GA |
Reviews
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