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

Dermatology Associates of Siouxland, PC

Organization Specialist · NPI 1417088907

Dermatology Associates of Siouxland, PC is a Specialist in Sioux City, Iowa. Licensed in Iowa. Registered with an NPI since 2007.

Licensed in
IA
In the registry since
2007
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2930 Hamilton Blvd Ste 102
Sioux City, IA 51104-2425
Phone: (712) 277-9370
Fax: (712) 252-4733
Show map & directions

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 31906 (IA)

Record details

NPI number1417088907
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official J. Mark Demay — Dermatologist · (712) 277-9370
Other names Drs. Rossiter & Demay, Llp
NPI enumeratedMarch 8, 2007
Last updated in NPPESAugust 17, 2016
Mailing address2930 Hamilton Blvd, Ste. 102, Sioux City, IA 51104-2425

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