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

Family Practice

John A. Woodcock, DO

Sees patients in Palmdale, CA · California

Summary

Dr. John A. Woodcock, DO is a family doctor at 39115 Trade Ctr Dr, Palmdale, CA 93551. Phone: (661) 273-0100. Accepts Medicare assignment. NPI 1063452316. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 39115 Trade Ctr Dr, Palmdale, CA 93551 · Directions
  • Phone: (661) 273‑0100
  • Medicare: Accepts Medicare assignment
  • Group practice: Sierra Medical Group Holding Company, Inc.
  • Medical school: graduated 1992 (34 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about John A. Woodcock, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does John A. Woodcock accept Medicare assignment?
Yes. Medicare's clinician data says John A. Woodcock accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is John A. Woodcock's NPI number?
1063452316. 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 A. Woodcock is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists John A. Woodcock as a member of this group (CMS data updated October 2, 2026).

  • Sierra Medical Group Holding Company, Inc.9 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Palmdale

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

All family doctors in Palmdale →

Other clinicians in Sierra Medical Group Holding Company, Inc.

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Graduation year1992 (34 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063452316
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 October 2, 2026, retrieved October 29, 2026
  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