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

Clinical Social Worker

John S. Ellington, CSW

Sees patients in Merced, CA · California

Summary

John S. Ellington, CSW (Clinical Social Worker) is enrolled with Medicare at 1 practice location in Merced, CA. NPI 1447378815. 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 John S. Ellington, 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

Clinical Social WorkerPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
48Years since medical school (graduated 1978)
MaleGender (as listed)

Quick answers

Where does John S. Ellington see patients?
Medicare's clinician data lists 1 practice location in Merced, CA. Call before your visit to confirm the address.
What is John S. Ellington's specialty?
Medicare lists Clinical Social Worker as the primary specialty.
Does John S. Ellington accept Medicare assignment?
Yes. Medicare's clinician data says John S. Ellington 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 John S. Ellington offer telehealth?
Medicare's clinician data says John S. Ellington offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for John S. Ellington?
(209) 623-3037, as listed in official Medicare / NPI Registry data.
What is John S. Ellington's NPI number?
1447378815. 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 John S. Ellington is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other clinicians: Clinical Social Worker, California →

Other clinical social workers in Merced

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

All clinical social workers in Merced →

Clinician information

CredentialCSW
Graduation year1978
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1447378815
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