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Obstetrics/Gynecology

Lon Taff, MD

Sees patients in Stockton, CA · California

Summary

Lon Taff, MD (Obstetrics/Gynecology) is enrolled with Medicare at 1 practice location in Stockton, CA. NPI 1548254295. 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 Lon Taff, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
27Years since medical school (graduated 1999)
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Where does Lon Taff see patients?
Medicare's clinician data lists 1 practice location in Stockton, CA. Call before your visit to confirm the address.
What is Lon Taff's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Lon Taff accept Medicare assignment?
Yes. Medicare's clinician data says Lon Taff 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 Lon Taff offer telehealth?
Medicare's clinician data says Lon Taff offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Lon Taff?
(209) 476-2000, as listed in official Medicare / NPI Registry data.
What is Lon Taff's NPI number?
1548254295. 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 Lon Taff is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Lon Taff as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in Stockton

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

All OB-GYNs in Stockton →

Clinician information

CredentialMD
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1548254295
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