Physician Profile

Gregory M. Nierengarten, DO

Unclaimed Profile

About Dr. Nierengarten

Based in Milwaukee, WI, Gregory M. Nierengarten, DO is listed in the NPI registry under family medicine — adult medicine. NPI 1316012024 identifies this record in the national registry.

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

Credentials & Licensing

WI licenceAs reported to the NPI registry
No. 20844As reported
NPINational Provider Identifier
1316012024Issued 2006

As reported to the NPI registry ↗

Medicare information

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 kind of doctor is Dr. Nierengarten?

Dr. Nierengarten is a family doctor in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine — Adult Medicine”.

NPI registry

What is Dr. Nierengarten's address?

Dr. Nierengarten is listed at 1555 S Layton Blvd, Milwaukee, WI 53215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Nierengarten?

The number on file is (414) 385-6600. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Nierengarten's NPI number?

Dr. Nierengarten's National Provider Identifier is 1316012024. 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

How long has Dr. Nierengarten been practicing?

Dr. Nierengarten has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Nierengarten confirmed this information?

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

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