Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Dermatology Associates of Siouxland, PC

Organization Specialist · NPI 1417088907

Dermatology Associates of Siouxland, PC provides Specialist services 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.

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Practice location Address checks out

2930 Hamilton Blvd Ste 102
Sioux City, IA 51104-2425 Not confirmed with CMS for 10 years — call before visiting
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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