MARLENE JOYCE RUFF, MA
NPI 1659356459, an individual provider in SIOUX FALLS, SD 57104.
- NPI
- 1659356459
- Entity type
- Individual (type 1)
- Status
- Active
- Practice location
- SIOUX FALLS, SD 57104
- Enumerated
- 2005-12-14
- Last updated
- 2026-07-13
curl https://api.healthcare.dev/v1/providers/1659356459 \ -H "Authorization: Bearer $HDEV_API_KEY"
NPPES
Taxonomy codes
- 106H00000X Primary
- 101YM0800X
Codes from the Health Care Provider Taxonomy code set; their names belong to the NUCC and aren't shown here.
Official record
The CMS NPI Registry is the official source for this NPI: NPI 1659356459 in the NPI Registry.
Use it
Look up 1659356459 from code or an agent
curl https://api.healthcare.dev/v1/providers/1659356459 \ -H "Authorization: Bearer $HDEV_API_KEY"
Using the healthcare.dev MCP server, look up NPI 1659356459. Tell me the provider's name, whether it is an individual or an organization, whether the NPI is active, its taxonomy codes and its practice city and state.
Source: CMS NPPES file, release 2026-11. Public (FOIA-disclosable). Registry data as CMS publishes it, not a verification of credentials, licensure or enrollment.