1. Home
  2. Directory
  3. Washington
  4. Seattle
  5. Emergency Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

OMER SIDDIQUI
NPI 1154260826
Emergency Medicine in Seattle, WA

Active since March 26, 2026PECOS Enrolled
850 REPUBLICAN ST, BOX 358047, SEATTLE, WA 98109(206) 744-3000 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 10, 2026, Mar 26, 2026 (2 updates tracked since 2026).

About Omer Siddiqui NPPES

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

OMER SIDDIQUI (NPI 1154260826) is an individual emergency medicine provider in Seattle, Washington, licensed in Washington (MDRE.ML.70114461) and active in the NPI registry since March 2026. The provider is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154260826
Entity TypeIndividual
Primary Taxonomy207P00000X
Provider Legal NameOMER SIDDIQUI
Location Address850 REPUBLICAN ST, BOX 358047Seattle, WA 98109-4725
Mailing Address850 Republican St, Box 358047Seattle, WA 98109-4725
Phone(206) 744-3000
Sole ProprietorNo
Enumeration DateMarch 26, 2026
Last NPPES UpdateAugust 10, 20262 updates tracked since enumeration
NPPES CertifiedAugust 10, 2026
✔ NPI 1154260826 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in WA · MDRE.ML.70114461
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
850 REPUBLICAN ST, Seattle, WA 98109
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Omer Siddiqui is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 18

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

MR. BRAD PRESTON MOORE
Anesthesiology
850 REPUBLICAN ST, BLDG C-4. BOX 358047. GRADUATE MEDICAL EDUCATION
SEATTLE, WA 98109
King County (206) 543-6806
JULIA ROSE RAMIREZ
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (206) 598-3300
JESSICA OUDAKKER MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (720) 620-3631
FRIDA VELCANI MD, MBA
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (203) 400-0336
GEET PANDYA
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (425) 442-7481
KEENAE MARIKE TIERSMA MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (206) 543-6806
ARIELLE KLOSS MD
Internal Medicine
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (206) 543-6806
RACHEL REZAEI MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST, C-492 BOX 358047
SEATTLE, WA 98109
King County (206) 744-2556

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 Omer Siddiqui's NPI number?

The NPI number for Omer Siddiqui is 1154260826. It was assigned to this individual provider in the NPPES registry on March 26, 2026.

Where is Omer Siddiqui located?

Omer Siddiqui practices at 850 Republican St Box 358047, Seattle, WA 98109. The listed phone number is (206) 744-3000.

What is Omer Siddiqui's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Omer Siddiqui enrolled in Medicare?

Yes. Omer Siddiqui is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Omer Siddiqui was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.