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Physician Profile

Nathaniel JOHN U. Castro, MD

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At a glance

About Dr. Castro

Nathaniel JOHN U. Castro, MD is a healthcare provider in Saint Cloud, MN specializing in thoracic surgery (cardiothoracic). According to Medicare claims data, Nathaniel cared for 125 Medicare patients across 126 services. The services billed most often include replacement of aortic valve through the skin and femoral artery, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more. This provider record is associated with NPI 1184854218.

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

Education & Training

Medical School Other Graduated: 1990

Specialty

Credentials & Licensing

MN licenceAs reported to the NPI registry
No. 105327As reported
NPINational Provider Identifier
1184854218Issued 2009

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. Castro's specialty?

Dr. Castro is a thoracic surgery (cardiothoracic) in Saint Cloud, MN. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Dr. Castro?

Dr. Castro is listed at 1200 Sixth Ave N Centracare Clinic, Saint Cloud, MN 56303. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Castro?

The number on file is (612) 625-3904. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Castro's NPI number?

Dr. Castro's National Provider Identifier is 1184854218. 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. Castro's medical education?

Dr. Castro attended Other, graduating in 1990. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Castro been practicing?

Dr. Castro has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Castro known for?

According to Medicare billing data, Dr. Castro performs procedures including replacement of aortic valve through the skin and femoral artery and harvest of vein using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Castro confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Castro. 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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