Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Michael N Katzoff MD LLC

Organization Pulmonary Disease Physician · NPI 1922695162

Michael N Katzoff MD LLC is a Pulmonary Disease Physician in Greenfield, Wisconsin. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

4131 W Loomis Rd
Greenfield, WI 53221-2057
Phone: (414) 817-3680
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X

Record details

NPI number1922695162
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Katzoff — Sole Member · (414) 350-6808
NPI enumeratedDecember 22, 2020
Last updated in NPPESDecember 22, 2020
Certification dateDecember 22, 2020
Mailing address4131 W Loomis Rd, Greenfield, WI 53221-2057