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

THEODORA TIFFANY O'LEARY
NPI 1487333084
Student in an Organized Health Care Education/Training Program in Portsmouth, NH

Active since July 12, 2023PECOS Enrolled
333 BORTHWICK AVE STE 100, PORTSMOUTH, NH 03801(603) 436-5110 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Theodora Tiffany O'leary NPPES

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

THEODORA TIFFANY O'LEARY (NPI 1487333084) is an individual student in an organized health care education/training program in Portsmouth, New Hampshire and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487333084
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameTHEODORA TIFFANY O'LEARY
Location Address333 BORTHWICK AVE STE 100Portsmouth, NH 03801-4198
Mailing Address333 Borthwick Ave Ste 100Portsmouth, NH 03801-4198 · (603) 436-5110
Phone(603) 436-5110
Sole ProprietorNo
Enumeration DateJuly 12, 2023
Last NPPES UpdateJune 30, 2026
NPPES CertifiedJune 30, 2026
✔ NPI 1487333084 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theodora Tiffany O'leary is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

ALEXANDRA LOOMIS DO
Emergency Medicine
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (617) 763-1295
EMILY KERI RIEMER MD
Student in an Organized Health Care Education/Training Program
333 BORTHWICK AVE STE 100, GRADUATE MEDICAL EDUCATION
PORTSMOUTH, NH 03801
Rockingham County (603) 436-5110
JORGE EDUARDO SAONA CENTENO M.D.
Hospitalist
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (561) 965-7300
DR. LAUREN DEMARIS DO
Internal Medicine
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (603) 436-5110
DOMINIC FOOA
Registered Nurse (Critical Care Medicine)
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (603) 436-5110
NIKITA ROSEWELL MD
Student in an Organized Health Care Education/Training Program
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (603) 559-4129
LIZBETH ANNE LIAKOS
Occupational Therapist
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (603) 433-5110
DR. ORI OFFENBACH OFEK MD
Internal Medicine
333 BORTHWICK AVE STE 100
PORTSMOUTH, NH 03801
Rockingham County (603) 436-5110

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 Theodora O'leary's NPI number?

The NPI number for Theodora O'leary is 1487333084. It was assigned to this individual provider in the NPPES registry on July 12, 2023.

Where is Theodora O'leary located?

Theodora O'leary practices at 333 Borthwick Ave Ste 100, Portsmouth, NH 03801. The listed phone number is (603) 436-5110.

What is Theodora O'leary's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Theodora O'leary enrolled in Medicare?

Yes. Theodora O'leary is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theodora O'leary was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 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.