Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MIKIKO THELWELL
NPI 1356082937
Psychiatry & Neurology - Psychiatry in King Of Prussia, PA

Q: What is Mikiko Thelwell's NPI number?

The NPI number for Mikiko Thelwell is 1356082937. It was assigned to this individual provider in the NPPES registry on April 6, 2022.

Q: What is Mikiko Thelwell's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mikiko Thelwell was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.

Active since April 06, 2022

680 AMERICAN AVE, KING OF PRUSSIA, PA 19406(833) 351-8255 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 23, 2026, Apr 6, 2022 (2 updates tracked since 2022).

On this page

About Mikiko Thelwell NPPES

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

MIKIKO THELWELL (NPI 1356082937) is an individual psychiatry provider in King Of Prussia, Pennsylvania, licensed in Pennsylvania (MD484866) and active in the NPI registry since April 2022.

NPPES Registry Identity

NPI1356082937

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameMIKIKO THELWELL

Location Address680 AMERICAN AVEKing Of Prussia, PA 19406-4023

Mailing Address680 American AveKing Of Prussia, PA 19406-4023 · (833) 351-8255

Phone(833) 351-8255

Sole ProprietorYes

Enumeration DateApril 6, 2022

Last NPPES UpdateSeptember 23, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 23, 2026

✔ NPI 1356082937 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 PA · MD484866

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.

680 AMERICAN AVE, King Of Prussia, PA 19406

Open in Google Maps ↗

Other Providers at the Same Location NPPES 10

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

REHAB PROVIDER NETWORK OF COLORADO INC

Clinic/Center (Physical Therapy)

680 AMERICAN AVE, SUITE 200
KING OF PRUSSIA, PA 19406

Montgomery County (888) 806-3096

KATHLEEN O'CONNELL

Counselor

680 AMERICAN AVE, SUITE 302
KING OF PRUSSIA, PA 19406

Montgomery County (610) 644-6464

JESSICA M CORRAR LCSW

Social Worker (Clinical)

680 AMERICAN AVE, SUITE 302
KING OF PRUSSIA, PA 19406

Montgomery County (610) 644-6464

DR. RACHEL A BENNETT M.D.

Psychiatry & Neurology (Child & Adolescent Psychiatry)

680 AMERICAN AVE
KING OF PRUSSIA, PA 19406

Montgomery County (833) 351-8255

REHABCLINICS INC

Clinic/Center (Physical Therapy)

680 AMERICAN AVE
KING OF PRUSSIA, PA 19406

Montgomery County (800) 331-8840

REHAB PROVIDER NETWORK OF ARIZONA INC

Clinic/Center (Physical Therapy)

680 AMERICAN AVE, SUITE 200
KING OF PRUSSIA, PA 19406

Montgomery County (888) 806-3096

SEAN THOMAS SMITH MS

Counselor (Professional)

680 AMERICAN AVE, SUITE 302
KING OF PRUSSIA, PA 19406

Montgomery County (610) 644-6464

REHAB PROVIDER NETWORK PENNSYLVANIA INC

Clinic/Center (Physical Therapy)

680 AMERICAN AVE, SUITE 200
KING OF PRUSSIA, PA 19406

Montgomery County (888) 806-3096

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 Mikiko Thelwell's NPI number?

The NPI number for Mikiko Thelwell is 1356082937. It was assigned to this individual provider in the NPPES registry on April 6, 2022.

Where is Mikiko Thelwell located?

Mikiko Thelwell practices at 680 American Ave, King Of Prussia, PA 19406. The listed phone number is (833) 351-8255.

What is Mikiko Thelwell's specialty?

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

When was this NPI record last updated?

The NPPES record for Mikiko Thelwell was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.