Aileen Armstrong, MD
NPI 1114046430ActiveIndividual· Anesthesiology· Ann Arbor, MI
Anesthesiology (MD) in Ann Arbor, Michigan, trained at Northwestern University Feinberg Medical School (class of 2005). Medicare paid $28,245 for services to 163 patients in 2024. Merck Sharp & Dohme LLC was the largest of 4 companies reporting payments in 2025, $67.03 in all, mostly food and beverage.
Overview
| NPI | 1114046430 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 28, 2007 |
| Last updated in NPPES | Aug 30, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 25MA08770700 | NJ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 192 across 61 procedure codes |
| Paid by Medicare | $28,245 |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Anesthesiology |
Medical group
- Anesthesia Associates of Morristown PAMorristown, NJ · 167 clinicians
Hospital affiliation
- Morristown Medical CenterMorristown, NJ
Industry payments (Open Payments)
- 2025$67.03 · 4 payments from 4 companies
- 2024$92.38 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $21.59 | 1 |
| Medtronic, Inc. | $21.51 | 1 |
| Karl Storz Endoscopy-America | $14.03 | 1 |
| Pajunk Medical Systems, LP | $9.90 | 1 |
What the 2025 payments were for
- Food and Beverage$67.03 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 403 anesthesiologists in Ann Arbor · All anesthesiologists in Michigan