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DR. NIELS C S NIELSEN MD
NPI 1497969893
Psychiatry & Neurology - Psychiatry in Seattle, WA

Active since May 09, 2007
4020 E MADISON ST STE 240, SEATTLE, WA 98112(206) 456-2559(888) 419-3592 Get Directions Write a Review

NPPES record last updated: May 25, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 25, 2022, May 20, 2022, Apr 1, 2016 (3 updates tracked since 2016).

About Dr. Niels C S Nielsen Md NPPES

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

DR. NIELS C S NIELSEN MD (NPI 1497969893) is an individual psychiatry provider in Seattle, Washington, licensed in Washington (MD60133289) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1497969893
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. NIELS C S NIELSENCredential: MD
Location Address4020 E MADISON ST STE 240Seattle, WA 98112-3150
Mailing Address4020 E Madison St Ste 240Seattle, WA 98112-3150 · (206) 456-2559 · Fax (888) 419-3592
Phone(206) 456-2559
Fax(888) 419-3592
Sole ProprietorYes
Enumeration DateMay 9, 2007
Last NPPES UpdateMay 25, 20223 updates tracked since enumeration
NPPES CertifiedMay 25, 2022
✔ NPI 1497969893 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in WA · MD60133289
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
4020 E MADISON ST STE 240, Seattle, WA 98112
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Other Identifiers 1

Medicaid20089895WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans.Insurance ›

Other Providers at the Same Location NPPES

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

LAURA WEINSTEIN
Counselor (Mental Health)
4020 E MADISON ST STE 240
SEATTLE, WA 98112
King County (206) 339-3335

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 Niels Nielsen's NPI number?

The NPI number for Niels Nielsen is 1497969893. It was assigned to this individual provider in the NPPES registry on May 9, 2007.

Where is Niels Nielsen located?

Niels Nielsen practices at 4020 E Madison St Ste 240, Seattle, WA 98112. The listed phone number is (206) 456-2559.

What is Niels Nielsen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

What insurance does Niels Nielsen accept?

Health plans from PacificSource Health Plans list Niels Nielsen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Niels Nielsen was last updated on May 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.