Doctor profile · Federal record

Dr. William Cayley, MD Mdiv

Family Medicine Physician (CMS: Family Practice) · Eau Claire, WI

  • NPI 1053340067
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3802 Oakwood Mall Dr
Eau Claire, WI 547013016
(715) 839-9280
Mailing address
2403 Folsom St
Eau Claire, WI 547032435

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 22, 2026
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #39025-20
Medicaid
WI #32472600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053340067. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
996
Distinct HCPCS
10
Medicare allowed
$54,623
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 152 90 $86
36415 Insertion of needle into vein for collection of blood sample 111 78 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 105 42 $75
99214 Established patient office or other outpatient visit, 30-39 minutes 97 68 $122
80048 Blood test, basic group of blood chemicals (calcium, total) 66 51 $8
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 54 42 $6
99238 Hospital discharge day management, 30 minutes or less 43 39 $77
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 40 33 $8
83036 Hemoglobin a1c level 38 29 $10
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 37 15 $38

In context: peer comparison

Among 28 peers in Eau Claire Family Medicine Physician, average services per provider: 52. This provider delivers 19× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,498
Patients
337
Total drug cost
$17,024
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 201 45 $2,564
Lisinopril Generic 158 38 $1,260
Metformin Hcl Generic 154 28 $1,352
Omeprazole Generic 124 26 $1,527
Levothyroxine Sodium Generic 115 25 $1,816
Amlodipine Besylate Generic 93 22 $775
Gabapentin Generic 89 18 $1,371
Metoprolol Tartrate Generic 89 28 $835
Furosemide Generic 86 20 $746
Warfarin Sodium Generic 68 13 $811

Frequently asked questions

Auto-generated from federal data
What is Dr. William Cayley's medical specialty?
Dr. William Cayley practices Family Medicine Physician in Eau Claire, WI.
Where does Dr. William Cayley practice?
Dr. William Cayley practices at 3802 Oakwood Mall Dr, Eau Claire, WI 547013016. Office phone: 7158399280.
What is Dr. William Cayley's NPI?
Dr. William Cayley's National Provider Identifier (NPI) is 1053340067, issued by NPPES.
Does Dr. William Cayley accept Medicare assignment?
Yes. Dr. William Cayley accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Cayley commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.