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

Nurse Practitioner

Marites A. Less, NP

Sees patients in Vacaville, CA · Vallejo, CA · California

Summary

Marites A. Less, NP (Nurse Practitioner) is enrolled with Medicare at 2 practice locations in Vacaville, CA and Vallejo, CA. NPI 1962737460. 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 Marites A. Less, 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
YesOffers telehealth
22Years since medical school (graduated 2004)
FemaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Where does Marites A. Less see patients?
Medicare's clinician data lists 2 practice locations, including Vacaville, CA and Vallejo, CA. Call before your visit to confirm the address.
What is Marites A. Less's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Marites A. Less accept Medicare assignment?
Yes. Medicare's clinician data says Marites A. Less 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.
Does Marites A. Less offer telehealth?
Medicare's clinician data says Marites A. Less offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Marites A. Less?
(707) 624-4000, as listed in official Medicare / NPI Registry data.
What is Marites A. Less's NPI number?
1962737460. 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 Marites A. Less is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Marites A. Less as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, California →

Other nurse practitioners in Vacaville

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

All nurse practitioners in Vacaville →

Clinician information

CredentialNP
Graduation year2004
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1962737460
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