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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.

DR. THEO CLYDE MANSCHRECK MD
NPI 1700867595
Psychiatry & Neurology - Psychiatry in Lexington, MA

Active since November 08, 2005
59 OUTLOOK DRIVE, LEXINGTON, MA 02421(781) 863-2304 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Theo Clyde Manschreck Md NPPES

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

DR. THEO CLYDE MANSCHRECK MD (NPI 1700867595) is an individual psychiatry provider in Lexington, Massachusetts, licensed in Massachusetts (35291) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1700867595
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. THEO CLYDE MANSCHRECKCredential: MD
Location Address59 OUTLOOK DRIVELexington, MA 02421-9637
Mailing AddressPo Box 9142Charlestown, MA 02129-9142 · (617) 724-0287 · Fax (617) 726-2894
Phone(781) 863-2304
Sole ProprietorNo
Enumeration DateNovember 8, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1700867595 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 MA · 35291
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.
59 OUTLOOK DRIVE, Lexington, MA 02421
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Other Identifiers 2

Medicaid6190995MA
Other714059MA · Tufts Health Plan

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 Theo Manschreck's NPI number?

The NPI number for Theo Manschreck is 1700867595. It was assigned to this individual provider in the NPPES registry on November 8, 2005.

Where is Theo Manschreck located?

Theo Manschreck practices at 59 Outlook Drive, Lexington, MA 02421. The listed phone number is (781) 863-2304.

What is Theo Manschreck'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 Theo Manschreck was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.