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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MARCIA A YOUSIK RN CS
NPI 1235104381
Clinical Nurse Specialist - Psychiatric/Mental Health in Cambridge, MA

Active since February 22, 2006
77 MASS AVE, MEDICAL E23-395, CAMBRIDGE, MA 02139(617) 253-0216 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Marcia A Yousik Rn Cs NPPES

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

MARCIA A YOUSIK RN CS (NPI 1235104381) is an individual psychiatric/mental health provider in Cambridge, Massachusetts, licensed in Massachusetts (104105) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1235104381
Entity TypeIndividualFemale
Primary Taxonomy364SP0808X
Provider Legal NameMARCIA A YOUSIKCredential: RN CS
Location Address77 MASS AVE, MEDICAL E23-395Cambridge, MA 02139-4301
Mailing AddressPo Box 425789, Medical E23-395Cambridge, MA 02142-0015 · (617) 253-0216
Phone(617) 253-0216
Sole ProprietorNo
Enumeration DateFebruary 22, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1235104381 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Nurse Specialist · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code364SP0808X
License✔ Licensed in MA · 104105
77 MASS AVE, Cambridge, MA 02139
Open in Google Maps ↗

Other Identifiers 1

OtherPN0092MA · Blue Cross

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.

DR. RICHARD CHARLES GARDNER MD
Internal Medicine (Gastroenterology)
77 MASS AVE, MIT MEDICAL DEPT RM 23 215
CAMBRIDGE, MA 02139
Middlesex County (617) 253-1681
CHANA S WASSERMAN MD
Obstetrics & Gynecology (Obstetrics)
77 MASS AVE, MEDICAL E23-395
CAMBRIDGE, MA 02139
Middlesex County (617) 253-0556
DR. BARBARA L OPRAY MD
Internal Medicine (Adolescent Medicine)
77 MASS AVE, MEDICAL E23-395
CAMBRIDGE, MA 02139
Middlesex County (617) 253-0556
DR. SHERRY BAUMAN MD
Psychiatry & Neurology (Psychiatry)
77 MASS AVE, MEDICAL E23-395
CAMBRIDGE, MA 02139
Middlesex County (617) 253-2916
DR. MARYELLEN RHINEHART MD
Internal Medicine
77 MASS AVE, E23 193 MIT MEDICAL DEPARTMENT
CAMBRIDGE, MA 02139
Middlesex County (617) 253-7802
WILLIAM A RUTH MD
Internal Medicine
77 MASS AVE, MEDICAL E23-395
CAMBRIDGE, MA 02139
Middlesex County (617) 253-0556
ROBERT B GROSS OD
Optometrist
77 MASS AVE, MEDICAL E23-2S
CAMBRIDGE, MA 02139
Middlesex County (617) 253-4351
CHRISTINE F RABINOWITZ MA CCC-A
Audiologist
77 MASS AVE, MEDICAL E23-395
CAMBRIDGE, MA 02139
Middlesex County (617) 253-0556

Frequently Asked Questions

What is Marcia Yousik's NPI number?

The NPI number assigned to this healthcare provider is 1235104381, enumerated as an "individual" on February 22, 2006.

Where is the provider located?

The provider is located at 77 MASS AVE MEDICAL E23-395 CAMBRIDGE, MA 02139 and the phone number is (617) 253-0216.

What is the provider's specialty?

Clinical Nurse Specialist with taxonomy code 364SP0808X and a focus in Psychiatric/Mental Health.

What insurance does Marcia Yousik accept?

The provider might be accepting Accepts: Blue Cross Blue Shield, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.