Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Thora G. Mark, NP

Sees patients in Tamuning, GU · Guam

Summary

Thora G. Mark, NP (Nurse Practitioner) is enrolled with Medicare at 1 practice location in Tamuning, GU. NPI 1336658889. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Thora G. Mark, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
11Years since medical school (graduated 2015)
FemaleGender (as listed)
General Conference Corp of SdaGroup practice

Quick answers

Where does Thora G. Mark see patients?
Medicare's clinician data lists 1 practice location in Tamuning, GU. Call before your visit to confirm the address.
What is Thora G. Mark's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Thora G. Mark accept Medicare assignment?
Yes. Medicare's clinician data says Thora G. Mark accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Thora G. Mark?
(671) 646-8881, as listed in official Medicare / NPI Registry data.
What is Thora G. Mark's NPI number?
1336658889. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Thora G. Mark is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Thora G. Mark as a member of this group (CMS data updated 2026-10-02).

  • General Conference Corp of Sda51 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Guam →

Other nurse practitioners in Tamuning

Clinicians with the same Medicare primary specialty in Tamuning, GU — not a recommendation.

All nurse practitioners in Tamuning →

Clinician information

CredentialNP
Graduation year2015
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336658889
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians