Doctor profile · Federal record

Dr. Elizabeth Sieber, ARNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Adult Health Nurse Practitioner · Seattle, WA

  • NPI 1386371128
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
825 Eastlake Ave E
Seattle, WA 981094405
(206) 520-5000
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Profile last updated
November 8, 2022
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State licenses (2)
Washington #AP61362910 · Washington #RN60931342
Medicaid
WA #1386371128

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386371128. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
82
Distinct HCPCS
2
Medicare allowed
$9,715
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 62 57 $129
99214 Established patient office or other outpatient visit, 30-39 minutes 20 19 $85

In context: peer comparison

Among 24 peers in this city , average services per provider: 51. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$307
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
SpringWorks Therapeutics, Inc. 2 $131.76
Deciphera Pharmaceuticals Inc. 1 $130.69
Astellas Pharma US Inc 1 $44.99

By nature of payment

Food and Beverage
$262
Education
$45

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Sieber's medical specialty?
Dr. Elizabeth Sieber practices Acute Care Nurse Practitioner in Seattle, WA.
Where does Dr. Elizabeth Sieber practice?
Dr. Elizabeth Sieber practices at 825 Eastlake Ave E, Seattle, WA 981094405. Office phone: 2065205000.
What is Dr. Elizabeth Sieber's NPI?
Dr. Elizabeth Sieber's National Provider Identifier (NPI) is 1386371128, issued by NPPES.
Does Dr. Elizabeth Sieber accept Medicare assignment?
Yes. Dr. Elizabeth Sieber accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Sieber commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.