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

Physician Assistant

Tomas L. Viskanta, PA

Sees patients in Oceanside, CA · La Jolla, CA · California

Summary

Tomas L. Viskanta, PA (Physician Assistant) is enrolled with Medicare at 4 practice locations in Oceanside, CA and La Jolla, CA. NPI 1881685188. 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 Tomas L. Viskanta, 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

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
25Years since medical school (graduated 2001)
MaleGender (as listed)
Scripps HealthGroup practice

Quick answers

Where does Tomas L. Viskanta see patients?
Medicare's clinician data lists 4 practice locations, including Oceanside, CA and La Jolla, CA. Call before your visit to confirm the address.
What is Tomas L. Viskanta's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Tomas L. Viskanta accept Medicare assignment?
Yes. Medicare's clinician data says Tomas L. Viskanta 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 Tomas L. Viskanta?
(858) 626-4123, as listed in official Medicare / NPI Registry data.
What is Tomas L. Viskanta's NPI number?
1881685188. 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 Tomas L. Viskanta is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tomas L. Viskanta as a member of this group (CMS data updated 2026-10-02).

  • Scripps Health1,433 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, California →

Other physician assistants in Oceanside

Clinicians with the same Medicare primary specialty in Oceanside, CA — not a recommendation.

All physician assistants in Oceanside →

Clinician information

CredentialPA
Graduation year2001
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881685188
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