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Orthopedic Surgery

John Knight, MD

Sees patients in Walnut Creek, CA · California

Summary

John Knight, MD (Orthopedic Surgery) is enrolled with Medicare at 2 practice locations in Walnut Creek, CA. NPI 1558310938. 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 Knight, 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

Orthopedic SurgeryPrimary specialty
YesAccepts Medicare assignment
48Years since medical school (graduated 1978)
Creighton University School Of MedicineMedical school
MaleGender (as listed)
Golden State Orthopedics and SpineGroup practice

Quick answers

Where does John Knight see patients?
Medicare's clinician data lists 2 practice locations, including Walnut Creek, CA. Call before your visit to confirm the address.
What is John Knight's specialty?
Medicare lists Orthopedic Surgery as the primary specialty.
Does John Knight accept Medicare assignment?
Yes. Medicare's clinician data says John Knight 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 John Knight?
(925) 939-8585, as listed in official Medicare / NPI Registry data.
What is John Knight's NPI number?
1558310938. 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 Knight is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Golden State Orthopedics and Spine182 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in California →

Other orthopedic surgeons in Walnut Creek

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

All orthopedic surgeons in Walnut Creek →

Clinician information

CredentialMD
Medical schoolCreighton University School Of Medicine
Graduation year1978
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558310938
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