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Physician Profile

Douglas R. Johnston, M.D.

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Where to find Douglas R. Johnston, M.D.

About Dr. Johnston

Based in Chicago, IL, Douglas R. Johnston, M.D. is listed in the NPI registry under thoracic surgery (cardiothoracic). Douglas graduated from Harvard Medical School in 1998. Medicare claims data shows Douglas provided 218 services to 150 patients. The services billed most often include anticoagulant management of patient taking warfarin, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and harvest of vein using an endoscope. NPI 1790957991 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

IL licenceAs reported to the NPI registry
No. 036161339As reported
OH licenceAs reported to the NPI registry
No. 35.090948As reported
NPINational Provider Identifier
1790957991Issued 2008

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
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 Douglas R. Johnston's specialty?

Douglas R. Johnston is a thoracic surgery (cardiothoracic) in Chicago, IL. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Douglas R. Johnston?

Douglas R. Johnston is listed at 675 N Saint Clair St Ste 19-100, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Douglas R. Johnston?

The number on file is (312) 649-3134. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Douglas R. Johnston?

Douglas R. Johnston's National Provider Identifier is 1790957991. 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 Douglas R. Johnston's education?

Douglas R. Johnston attended Harvard Medical School, graduating in 1998. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Douglas R. Johnston have?

Douglas R. Johnston has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.

CMS public data

What is Douglas R. Johnston known for?

According to Medicare billing data, Douglas R. Johnston performs procedures including harvest of vein using an endoscope, replacement of mitral valve on heart-lung machine and replacement of aortic valve on heart-lung machine; provides treatments such as anticoagulant management of patient taking warfarin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Douglas R. Johnston's profile verified?

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

Guide.md

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

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