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Physician Profile

Mark E. Johns, MD

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At a glance

About Dr. Johns

Based in Cincinnati, OH, Mark E. Johns, MD is listed in the NPI registry under hematology/oncology. Mark graduated from Ohio State University College of Medicine in 2001. Mark is also listed as specializing in medical oncology and hematology & oncology. According to Medicare claims data, Mark cared for 2,325 Medicare patients across 61,794 services. The services billed most often include injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use), injection, paclitaxel, 1 mg, and injection, pembrolizumab, 1 mg. NPI 1407040884 identifies this record in the national registry.

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

Education & Training

Specialty

Credentials & Licensing

OH licenceAs reported to the NPI registry
No. 35.125806As reported
MN licenceAs reported to the NPI registry
No. 47008As reported
NPINational Provider Identifier
1407040884Issued 2007

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. Johns's specialty?

Dr. Johns is a hematology/oncology in Cincinnati, OH. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Dr. Johns?

Dr. Johns is listed at 601 Ivy Gtwy Ste 1100, Cincinnati, OH 45245. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Johns?

The number on file is (513) 751-2273. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Johns's NPI number?

Dr. Johns's National Provider Identifier is 1407040884. 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. Johns's medical education?

Dr. Johns attended Ohio State University College of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Johns been practicing?

Dr. Johns has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Johns known for?

According to Medicare billing data, Dr. Johns provides treatments such as administration of chemotherapy into vein, 1 hour or less and infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Johns confirmed this information?

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

Guide.md

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