Doctor profile · Federal record

Dr. MARY OESTREICH, ARNP

Nurse Practitioner · EVERETT, WA

  • NPI 1073165593
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3927 RUCKER AVE
EVERETT, WA 982014833
(425) 339-5421
fax (425) 317-3975
Additional location
4011 172nd ST NE
Arlington, WA 98223
(425) 259-0966
Mailing address
PO BOX 5127
EVERETT, WA 982065127

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
September 4, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Washington #AP60969818
Medicaid
WA #2149186

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073165593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
150
Distinct HCPCS
5
Medicare allowed
$8,060
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 34 33 $46
99214 Established patient office or other outpatient visit, 30-39 minutes 34 34 $108
99213 Established patient office or other outpatient visit, 20-29 minutes 32 28 $78
36415 Insertion of needle into vein for collection of blood sample 30 24 $7
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 20 16 $6

In context: peer comparison

Among 32 peers in this city , average services per provider: 212. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
305
Patients
124
Total drug cost
$7,397
Drug Type Claims Patients Total cost
Omeprazole Generic 165 81 $3,067
Pantoprazole Sodium Generic 75 43 $1,399
Lansoprazole Generic 22 0 $861
Cholestyramine (Cholestyramine (With Sugar)) Brand 18 0 $1,156
Amitriptyline Hcl Generic 14 0 $257
Esomeprazole Magnesium Generic 11 0 $658