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Physician Profile

Frederick S. Isaak, M.D.

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At a glance

About Dr. Isaak

Based in Dubuque, IA, Frederick S. Isaak, M.D. is listed in the NPI registry under emergency medicine. Frederick graduated from University of North Dakota School of Medicine in 1986. Frederick is also listed as specializing in occupational medicine. Medicare claims data shows Frederick provided 40 services to 40 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1639129281 identifies this record in the national registry.

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

Specialty

Emergency Medicine (Primary)
Occupational Medicine (Additional)

Credentials & Licensing

IA licenceAs reported to the NPI registry
No. 28293As reported
NPINational Provider Identifier
1639129281Issued 2006

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 Frederick S. Isaak's specialty?

Frederick S. Isaak is an emergency physician in Dubuque, IA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where can I find Frederick S. Isaak?

Frederick S. Isaak is listed at 1000 Langworthy St, Dubuque, IA 52001. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Frederick S. Isaak?

The number on file is (563) 584-3455. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Frederick S. Isaak?

Frederick S. Isaak's National Provider Identifier is 1639129281. 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 Frederick S. Isaak's education?

Frederick S. Isaak attended University of North Dakota School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Frederick S. Isaak have?

Frederick S. Isaak has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.

CMS public data

What is Frederick S. Isaak known for?

According to Medicare billing data, Frederick S. Isaak the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Frederick S. Isaak's profile verified?

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

Guide.md

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