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Provider Profile

Nicholas P. Callahan, MSN, CRNA

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At a glance

About Nicholas Callahan

Listed in the NPI registry as a certified registered nurse anesthetist, Nicholas P. Callahan, MSN, CRNA practices in Grand Rapids, MI. Nicholas is also listed as specializing in registered nurse. Medicare claims data shows Nicholas provided 51 services to 51 patients. The services billed most often include anesthesia for exam of colon using an endoscope, anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, and anesthesia for lens surgery. NPI 1750901757 identifies this record in the national registry.

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

Education & Training

School Other Graduated: 2020

Specialty

Credentials & Licensing

MI licenceAs reported to the NPI registry
No. 4704303499NSA2006DAs reported
MI licenceAs reported to the NPI registry
No. 4704303499As reported
NPINational Provider Identifier
1750901757Issued 2020

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo

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 Nicholas P. Callahan, MSN's specialty?

Nicholas P. Callahan, MSN is a certified registered nurse anesthetist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Nicholas P. Callahan, MSN?

Nicholas P. Callahan, MSN is listed at 200 Jefferson Ave Se, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Nicholas P. Callahan, MSN?

The number on file is (616) 685-5000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Nicholas P. Callahan, MSN?

Nicholas P. Callahan, MSN's National Provider Identifier is 1750901757. 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 Nicholas P. Callahan, MSN's education?

Nicholas P. Callahan, MSN attended Other, graduating in 2020. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Nicholas P. Callahan, MSN have?

Nicholas P. Callahan, MSN has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.

CMS public data

What is Nicholas P. Callahan, MSN known for?

According to Medicare billing data, Nicholas P. Callahan, MSN provides treatments such as anesthesia for exam of colon using an endoscope and anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Nicholas P. Callahan, MSN's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Nicholas P. Callahan, MSN. 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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