Aaron Stack, M.D.
NPI 1821011487 · Nuclear Medicine Physician · Annandale, VA
Provider details
- NPI number
- 1821011487
- Entity type
- Individual
- Primary specialty
- Nuclear Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101236162 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,989 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Piflufolastat F-18, Diagnostic, 1 MillicurieA9595 | 441 | $584 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 235 | $1,707 |
| Ct Scan of Chest With Contrast71260 | 228 | $178 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 204 | $326 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 199 | $124 |
| Nuclear Medicine Study Limited Area With Ct Scan78814 | 146 | $1,735 |
| Florbetaben F18, Diagnostic, Per Study Dose, Up to 8.1 Millicuries |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$237 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2024-08-05
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.