Doctor profile · Federal record

Dr. Matthew Davies, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Seattle, WA

  • NPI 1902892680
  • Accepts Medicare
  • MIPS 88.4 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
515 Minor Ave, Ste 300
Seattle, WA 981042120
(206) 386-9500
fax (206) 386-9605
Additional location
1124 Columbia St Ste 400
Seattle, WA 981042053
(206) 215-2440
fax (206) 215-2457
Additional location
1229 Madison St Ste 1500
Seattle, WA 981043591
(206) 292-2200
fax (206) 292-7967
Mailing address
Po Box 3489
Seattle, WA 981143489

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
May 19, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Washington #MD00042631
Medicaid
WA #8356230

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902892680. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
680
Distinct HCPCS
7
Medicare allowed
$87,495
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 364 271 $141
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 101 54 $61
99213 Established patient office or other outpatient visit, 20-29 minutes 86 83 $101
99204 New patient office or other outpatient visit, 45-59 minutes 51 51 $181
99215 Established patient office or other outpatient visit, 40-54 minutes 46 39 $199
95249 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin 18 12 $74
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $125

In context: peer comparison

Among 17 peers in this city , average services per provider: 96. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,850
Patients
767
Total drug cost
$885,858
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 793 213 $13,976
Jardiance (Empagliflozin) Brand 280 74 $423,048
Metformin Hcl Er (Metformin Hcl) Brand 213 60 $4,566
Testosterone Cypionate Generic 201 45 $7,392
Glipizide Er (Glipizide) Brand 188 52 $3,493
Liothyronine Sodium Generic 178 44 $10,560
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 159 56 $134,514
Synthroid (Levothyroxine Sodium) Brand 149 35 $11,895
Metformin Hcl Generic 121 36 $2,450
Trulicity (Dulaglutide) Brand 114 28 $241,145

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Davies's medical specialty?
Dr. Matthew Davies practices Endocrinology, Diabetes & Metabolism Physician in Seattle, WA.
Where does Dr. Matthew Davies practice?
Dr. Matthew Davies practices at 515 Minor Ave, Seattle, WA 981042120. Office phone: 2063869500.
What is Dr. Matthew Davies's NPI?
Dr. Matthew Davies's National Provider Identifier (NPI) is 1902892680, issued by NPPES.
Does Dr. Matthew Davies accept Medicare assignment?
Yes. Dr. Matthew Davies accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Davies commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Diabetes outpatient self-management training services, individual, per 30 minutes (HCPCS G0108); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.