Doctor profile · Federal record

Dr. Grace Dy, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medical Services (Emergency Medicine) Physician · Woodinville, WA

  • NPI 1295792109
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
17000 140Th Ave Ne, Suite 101
Woodinville, WA 980726942
(425) 488-2273
fax (425) 488-4971
Additional location
12800 Bothell Everett Hwy
Everett, WA 982086642
(425) 316-5150
fax (425) 259-8600
Mailing address
Po Box 34036
Seattle, WA 981241036

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 24, 2025
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Washington #MD00037246
Medicaid
WA #8241432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295792109. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
155
Distinct HCPCS
6
Medicare allowed
$16,824
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 79 75 $126
99215 Established patient office or other outpatient visit, 40-54 minutes 18 18 $170
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 16 16 $6
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $166
81003 Automated urinalysis test 15 13 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $90

In context: peer comparison

Among 1 peers in this city , average services per provider: 25. This provider delivers 6.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
119
Patients
117
Total drug cost
$1,244
Drug Type Claims Patients Total cost
Cephalexin Generic 27 25 $565
Naproxen Generic 26 26 $139
Tizanidine Hcl Generic 16 16 $84
Doxycycline Hyclate Generic 14 14 $235
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 13 13 $134
Prednisone Generic 12 12 $32
Azithromycin Generic 11 11 $55

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grace Dy's medical specialty?
Dr. Grace Dy practices Emergency Medicine Physician in Woodinville, WA.
Where does Dr. Grace Dy practice?
Dr. Grace Dy practices at 17000 140Th Ave Ne, Woodinville, WA 980726942. Office phone: 4254882273.
What is Dr. Grace Dy's NPI?
Dr. Grace Dy's National Provider Identifier (NPI) is 1295792109, issued by NPPES.
Does Dr. Grace Dy accept Medicare assignment?
Yes. Dr. Grace Dy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grace Dy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Routine electrocardiogram (ecg) using at least 12 leads with tracing (HCPCS 93005). Source: CMS Medicare Physician & Other Practitioners file.