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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.

THEODORE JELLINEK MD
NPI 1730144635
Psychiatry & Neurology - Psychiatry in Sandwich, MA

Active since April 20, 2006
449 ROUTE 130, SANDWICH, MA 02563(508) 888-9241(508) 888-9243 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Theodore Jellinek Md NPPES

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

THEODORE JELLINEK MD (NPI 1730144635) is an individual psychiatry provider in Sandwich, Massachusetts, licensed in Massachusetts (29712) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1730144635
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameTHEODORE JELLINEKCredential: MD
Location Address449 ROUTE 130Sandwich, MA 02563
Mailing AddressPo Box 905Falmouth, MA 02541 · (508) 548-8989 · Fax (508) 548-5789
Phone(508) 888-9241
Fax(508) 888-9243
Sole ProprietorNo
Enumeration DateApril 20, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1730144635 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 · 29712
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.
449 ROUTE 130, Sandwich, MA 02563
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Other Identifiers 2

Other100754Magellan
Other703893Tufts

Other Providers at the Same Location NPPES 9

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

DR. DAVID M CALLAHAN PH.D.
Psychologist
449 ROUTE 130, SUITE 12
SANDWICH, MA 02563
Barnstable County (508) 888-7744
SANDWICH PEDIATRICS
Pediatrics (Adolescent Medicine)
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 888-8430
AIMEE DOCTOROFF APRN
Registered Nurse
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 380-3473
DR. MARIANNE SARAH KOENIG M.D.
Pediatrics (Adolescent Medicine)
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 888-8430
MARIE JELLINEK RN
Registered Nurse
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 888-9241
DR. FRANCES L NENNA M.D.
Pediatrics
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 888-8430
THE SANDWICH CENTER, INC.
Psychologist (Clinical)
449 ROUTE 130
SANDWICH, MA 02563
Barnstable County (508) 888-7744
MICHAEL K. ACKLAND, MD
Orthopaedic Surgery (Sports Medicine)
449 ROUTE 130, STE 8
SANDWICH, MA 02563
Barnstable County (508) 888-6907

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 Theodore Jellinek's NPI number?

The NPI number for Theodore Jellinek is 1730144635. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Where is Theodore Jellinek located?

Theodore Jellinek practices at 449 Route 130, Sandwich, MA 02563. The listed phone number is (508) 888-9241.

What is Theodore Jellinek'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 Theodore Jellinek was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.