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DR. LEONARD JOSEPH MARCEL M.D.
NPI 1649383563
Psychiatry & Neurology - Psychiatry in Clackamas, OR

Active since August 16, 2006
9800 SE SUNNYSIDE RD, CLACKAMAS, OR 97015(503) 249-3434(503) 571-3461 Get Directions Write a Review

NPPES record last updated: February 4, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Leonard Joseph Marcel M.d. NPPES

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

DR. LEONARD JOSEPH MARCEL M.D. (NPI 1649383563) is an individual psychiatry provider in Clackamas, Oregon, licensed in Oregon (MD08904) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1649383563
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. LEONARD JOSEPH MARCELCredential: M.D.
Location Address9800 SE SUNNYSIDE RDClackamas, OR 97015-9750
Mailing Address1333 Skyland DrLake Oswego, OR 97034-6438 · (503) 636-9009 · Fax (503) 534-2600
Phone(503) 249-3434
Fax(503) 571-3461
Sole ProprietorNo
Enumeration DateAugust 16, 2006
Last NPPES UpdateFebruary 4, 2022
✔ NPI 1649383563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in OR · MD08904✔ Licensed in WA · MD00013124
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.
9800 SE SUNNYSIDE RD, Clackamas, OR 97015
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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.

ASHLEY R JORDAN
Nurse Practitioner (Family)
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (800) 813-2000
MICHAEL HOLLENBACK P.A.-C.
Physician Assistant (Surgical)
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 653-6440
DR. CALVERT JOHN SHIPLEY M.D.
Family Medicine
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 653-6440
JAY JOO M.D.
Pediatrics
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 813-2000
TRISHA ZANDER
Student in an Organized Health Care Education/Training Program
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 813-1319
NATASHA WARIKOO PHD
Student in an Organized Health Care Education/Training Program
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (800) 813-2000
THANH VAN HOANG PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 571-8879
HANNAH LARSEN
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
9800 SE SUNNYSIDE RD
CLACKAMAS, OR 97015
Clackamas County (503) 571-8879

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 Leonard Marcel's NPI number?

The NPI number for Leonard Marcel is 1649383563. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Where is Leonard Marcel located?

Leonard Marcel practices at 9800 SE Sunnyside Rd, Clackamas, OR 97015. The listed phone number is (503) 249-3434.

What is Leonard Marcel'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 Leonard Marcel was last updated on February 4, 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.