Doctor profile · Federal record

Dr. Kent Ray, DO

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Eau Claire, WI

  • NPI 1598754350
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2116 Craig RD
Eau Claire, WI 547016149
(715) 858-4500
Mailing address
1000 N Oak Ave
Marshfield, WI 544495703

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
November 17, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Wisconsin #51744 · Iowa #03557
Medicaid (2)
WI #37580300 · IA #0441097

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598754350. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
800
Distinct HCPCS
10
Medicare allowed
$57,123
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 392 274 $93
77080 Dxa bone density measurement of hip, pelvis, spine 119 119 $9
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 99 67 $33
99204 New patient office or other outpatient visit, 45-59 minutes 55 55 $127
99214 Established patient office or other outpatient visit, 30-39 minutes 36 28 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 28 28 $63
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 26 25 $8
36415 Insertion of needle into vein for collection of blood sample 19 17 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 14 13 $137
10005 Fine needle aspiration biopsy using ultrasound guidance, first growth 12 12 $69

In context: peer comparison

Among 2 peers in Eau Claire Endocrinology, Diabetes & Metabolism Physician, average services per provider: 75. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$361
Transactions
13
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Dexcom, INC. 9 $207.45
CeQur Corporation 1 $96.11
Medtronic, INC. 2 $36.35
Novo Nordisk INC 1 $20.61

By nature of payment

Food and Beverage
$361

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,103
Patients
851
Total drug cost
$1,772,678
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 432 121 $7,043
Novolog Flexpen (Insulin Aspart) Brand 432 124 $622,336
Alendronate Sodium Generic 371 107 $4,362
Trulicity (Dulaglutide) Brand 234 39 $302,947
Metformin Hcl Generic 229 62 $8,686
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 212 68 $189,379
Glimepiride Generic 180 55 $3,160
Jardiance (Empagliflozin) Brand 178 36 $181,629
Semglee (Yfgn) Pen (Insulin Glargine-Yfgn) Brand 166 47 $104,992
Metformin Hcl ER (Metformin Hcl) Brand 128 36 $1,968

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kent Ray's medical specialty?
Dr. Kent Ray practices Endocrinology, Diabetes & Metabolism Physician in Eau Claire, WI.
Where does Dr. Kent Ray practice?
Dr. Kent Ray practices at 2116 Craig RD, Eau Claire, WI 547016149. Office phone: 7158584500.
What is Dr. Kent Ray's NPI?
Dr. Kent Ray's National Provider Identifier (NPI) is 1598754350, issued by NPPES.
Does Dr. Kent Ray accept Medicare assignment?
Yes. Dr. Kent Ray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kent Ray commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.