Provider Profile
Listed in the NPI registry as a physician assistant, Moira Armstrong practices in Ann Arbor, MI. Moira is also listed as specializing in physician assistant — medical. Medicare claims data shows Moira provided 159 services to 158 patients. The services billed most often include emergency department visit with high level of medical decision making, emergency department visit with moderate level of medical decision making, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
891 GREENHILLS DR
Ann Arbor, MI 48105
159 services · 158 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
47 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
35 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
27 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
18 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Moira Armstrong is a physician assistant in Ann Arbor, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Moira Armstrong is listed at 891 Greenhills Dr, Ann Arbor, MI 48105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (269) 449-5757. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Moira Armstrong's National Provider Identifier is 1598498909. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Moira Armstrong has 4+ years experience. Registered with an NPI since 2022. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Moira Armstrong the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Moira Armstrong. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.