Physician Profile
Based in Charleston, SC, John W. McAlhany, MD is listed in the NPI registry under vascular & interventional radiology. John graduated from University of South Carolina School of Medicine, Greenville in 2020. John is also listed as specializing in surgery. Medicare claims data shows John provided 76 services to 67 patients. The services billed most often include 3d radiographic procedure, ct scan head or brain without contrast, and x-ray of chest, 1 view.
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.
169 ASHLEY AVENUE ROOM 202 MAIN HOSPITAL, MSC333
Charleston, SC 29425
1325 Spring St
Greenwood, SC 29646
Within Interventional Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Bone & Joint
Brain & Spine
Cancer
Digestive
Emergency vascular
Endocrine
Joint & bone pain
Kidney
Men's health
Pain
Respiratory
Vascular
Women's health
Most searched procedures
Bone & Joint
Brain & Spine
Cancer
Diagnostic
Digestive
Drainage
Emergency vascular
Endocrine
Joint & bone pain
Kidney
Kidney & Urinary
Men's health
Pain
Vascular
Vascular access
Women's health
76 services · 67 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| 3d radiographic procedure | Imaging | 76376 |
39 | As often as other peers in Vascular & Interventional… |
| Ct scan head or brain without contrast | Imaging | 70450 |
22 | Less often than most peers in Vascular & Interventional… |
| X-ray of chest, 1 view | Imaging | 71045 |
15 | Less often than most peers in Vascular & Interventional… |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. McAlhany is an interventional radiologist in Charleston, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular & Interventional Radiology”.
NPI registry
Dr. McAlhany is listed at 169 Ashley Avenue Room 202 Main Hospital, Msc333, Charleston, SC 29425. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (843) 792-2300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. McAlhany's National Provider Identifier is 1700413689. 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
Dr. McAlhany attended University of South Carolina School of Medicine, Greenville, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
Dr. McAlhany has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. McAlhany performs imaging including 3d radiographic procedure and ct scan head or brain without contrast. 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 Dr. McAlhany. 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.