Are you Dr. Herlong? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Physician Profile

John O. Herlong, MD

Is this you? Edit this profile

At a glance

About Dr. Herlong

John O. Herlong, MD is a healthcare provider in Greenville, NC specializing in diagnostic radiology. John trained at Medical University of South Carolina College of Medicine, graduating in 1994. According to Medicare claims data, John cared for 4,329 Medicare patients across 8,149 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, x-ray of chest, 1 view, and ct scan head or brain without contrast. This provider record is associated with NPI 1720022676.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

NC licenceAs reported to the NPI registry
No. 9800566As reported
NPINational Provider Identifier
1720022676Issued 2006

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Herlong's specialty?

Dr. Herlong is a radiologist in Greenville, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.

NPI registry

Where can I find Dr. Herlong?

Dr. Herlong is listed at 2101 W Arlington Blvd Ste 201, Greenville, NC 27834. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Herlong?

The number on file is (252) 752-5000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Herlong's NPI number?

Dr. Herlong's National Provider Identifier is 1720022676. 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

What is Dr. Herlong's medical education?

Dr. Herlong attended Medical University of South Carolina College of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Herlong been practicing?

Dr. Herlong has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Herlong known for?

According to Medicare billing data, Dr. Herlong performs imaging including x-ray of chest, 1 view and ct scan head or brain without contrast; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Herlong confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Herlong. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.