Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SYDNEY WELCH
NPI 1043164163
Physician Assistant in Westminster, CO

Active since February 25, 2026
500 W 144TH AVE STE 220, WESTMINSTER, CO 80023(720) 227-0977 Get Directions Write a Review

NPPES record last updated: October 23, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sydney Welch NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYDNEY WELCH (NPI 1043164163) is an individual physician assistant in Westminster, Colorado, licensed in Colorado (PA.0010001) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1043164163
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameSYDNEY WELCH
Location Address500 W 144TH AVE STE 220Westminster, CO 80023-9328
Mailing Address10200 Grand Central Ave Ste 220Owings Mills, MD 21117-4366
Sole ProprietorNo
Enumeration DateFebruary 25, 2026
Last NPPES UpdateOctober 23, 2026
NPPES CertifiedOctober 23, 2026
✔ NPI 1043164163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CO · PA.0010001
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
500 W 144TH AVE STE 220, Westminster, CO 80023

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Physician Assistant
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Nurse Practitioner
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023
Urology
500 W 144TH AVE STE 220
WESTMINSTER, CO 80023

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sydney Welch's NPI number?

The NPI number for Sydney Welch is 1043164163. It was assigned to this individual provider in the NPPES registry on February 25, 2026.

Where is Sydney Welch located?

Sydney Welch practices at 500 W 144th Ave Ste 220, Westminster, CO 80023. The listed phone number is (720) 227-0977.

What is Sydney Welch's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Sydney Welch was last updated on October 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.