Provider Profile
Listed in the NPI registry as a physician assistant — medical, Sarah M. O'Neill, PA practices in Mount Pleasant, SC. According to Medicare claims data, Sarah cared for 436 Medicare patients across 510 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and ultrasound study of one arm or leg veins with compression and maneuvers.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
1625 HOSPITAL DR STE 360
Mount Pleasant, SC 29464
Within Physician Assistant - Medical generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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510 services · 436 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
49 | Too few peers to compare |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
46 | Too few peers to compare |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
26 | Too few peers to compare |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
26 | As often as other peers in Physician Assistant — Medical |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
232 | More often than most peers in Physician Assistant — Medical |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
62 | More often than most peers in Physician Assistant — Medical |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
45 | Less often than most peers in Physician Assistant — Medical |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
24 | As often as other peers in Physician Assistant — Medical |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Sarah M. O'Neill is a physician assistant in Mount Pleasant, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Physician Assistant — Medical”.
NPI registry
Sarah M. O'Neill is listed at 1625 Hospital Dr Ste 360, Mount Pleasant, SC 29464. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (843) 936-5951. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sarah M. O'Neill's National Provider Identifier is 1700400728. 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
Sarah M. O'Neill attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
Sarah M. O'Neill has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Sarah M. O'Neill provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound of both sides of head and neck blood flow, 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 Sarah M. O'Neill. 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.