Provider Profile
Listed in the NPI registry as a physician assistant, Stacey M. Riley, PA-C practices in Somersworth, NH. Stacey graduated from Tufts University School of Medicine in 2026. According to Medicare claims data, Stacey cared for 185 Medicare patients across 195 services. The services billed most often include replacement of knee joint, both sides of knee, replacement of thigh bone and hip joint with prosthesis, and prosthetic repair of shoulder joint, total shoulder.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
7 MARSH BROOK DR STE 205
Somersworth, NH 03878
195 services · 185 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
75 | More often than most peers in Physician Assistant |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
47 | More often than most peers in Physician Assistant |
| Prosthetic repair of shoulder joint, total shoulder | Procedure | 23472 |
32 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
22 | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Stacey M. Riley is a physician assistant in Somersworth, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Stacey M. Riley is listed at 7 Marsh Brook Dr Ste 205, Somersworth, NH 03878. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (603) 742-2007. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Stacey M. Riley's National Provider Identifier is 1790754364. 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
Stacey M. Riley attended Tufts University School of Medicine, graduating in 2026. This comes from the CMS National Downloadable File.
CMS public data
Stacey M. Riley has 0 years experience. Calculated from a graduation year of 2026, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Stacey M. Riley performs procedures including replacement of knee joint, both sides of knee, replacement of thigh bone and hip joint with prosthesis and prosthetic repair of shoulder joint, total shoulder, alongside routine visits and testing. 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 Stacey M. Riley. 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.