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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

SIENNA R NIELSEN MS
NPI 1487586301
Student in an Organized Health Care Education/Training Program in Ann Arbor, MI

Active since June 03, 2026
210 S 5TH AVE, ANN ARBOR, MI 48104(734) 764-3471 Get Directions Write a Review

NPPES record added: June 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Sienna R Nielsen Ms NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SIENNA R NIELSEN MS (NPI 1487586301) is an individual student in an organized health care education/training program in Ann Arbor, Michigan and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1487586301
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameSIENNA R NIELSENCredential: MS
Location Address210 S 5TH AVEAnn Arbor, MI 48104-2216
Mailing Address210 S 5th AveAnn Arbor, MI 48104-2216 · (734) 764-3471
Phone(734) 764-3471
Sole ProprietorYes
Enumeration DateJune 3, 2026
NPPES CertifiedJune 3, 2026
✔ NPI 1487586301 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
210 S 5TH AVE, Ann Arbor, MI 48104
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRINNA LEE
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 615-7853
MS. LILY SHAW GERSHENSON LMSW
Clinic/Center (Adult Mental Health)
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 615-6512
MALEEK HOLMES
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 764-3471
EMAAN ALI
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 764-3471
NINA C MICHON MA, TLLP
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 764-3471
DR. CHRISTINE ASIDAO PH.D.
Psychologist
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 545-3517
KRISTIN MARIE CASTELVETERE PHD
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 764-3471
CLAIRE WEAVER
Student in an Organized Health Care Education/Training Program
210 S 5TH AVE
ANN ARBOR, MI 48104
Washtenaw County (734) 764-3471

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sienna Nielsen's NPI number?

The NPI number for Sienna Nielsen is 1487586301. It was assigned to this individual provider in the NPPES registry on June 3, 2026.

Where is Sienna Nielsen located?

Sienna Nielsen practices at 210 S 5th Ave, Ann Arbor, MI 48104. The listed phone number is (734) 764-3471.

What is Sienna Nielsen's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Sienna Nielsen was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.