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Physician Profile

Mark J. Schaefer, M.D.

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At a glance

About Dr. Schaefer

Mark J. Schaefer, M.D. practices anesthesiology in West Allis, WI. Mark is a 1989 graduate of Medical College of Wisconsin. According to Medicare claims data, the services billed most often include anesthesia for other procedure on large bowel using an endoscope. The provider's National Provider Identifier (NPI) is 1629052428.

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

Education & Training

Specialty

Anesthesiology (Primary)

Credentials & Licensing

WI licenceAs reported to the NPI registry
No. 31911-020As reported
NPINational Provider Identifier
1629052428Issued 2005

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 Mark J. Schaefer's specialty?

Mark J. Schaefer is an anesthesiologist in West Allis, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

Where can I find Mark J. Schaefer?

Mark J. Schaefer is listed at 8901 W Lincoln Ave 2Nd Fl, West Allis, WI 53227. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Mark J. Schaefer?

The number on file is (414) 329-4300. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mark J. Schaefer's NPI number?

Mark J. Schaefer's National Provider Identifier is 1629052428. 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 Mark J. Schaefer's education?

Mark J. Schaefer attended Medical College of Wisconsin, graduating in 1989. This comes from the CMS National Downloadable File.

CMS public data

How long has Mark J. Schaefer been practicing?

Mark J. Schaefer has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.

CMS public data

What is Mark J. Schaefer known for?

According to Medicare billing data, Mark J. Schaefer provides treatments such as anesthesia for other procedure on large bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Mark J. Schaefer confirmed this information?

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

Guide.md

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