Doctor profile · Federal record

Dr. Kay Williams, APNP

Nurse Practitioner · Mankato, MN

  • NPI 1134765233
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1025 Marsh St
Mankato, MN 560014752
(507) 284-2511

Credentials & registration

NPPES · NUCC
NPI registered
November 2019 — 7 yrs on file
Profile last updated
September 18, 2020
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Minnesota #7067

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134765233. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
208
Distinct HCPCS
6
Medicare allowed
$14,729
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 68 62 $81
99213 Established patient office or other outpatient visit, 20-29 minutes 57 53 $55
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 27 20 $41
99215 Established patient office or other outpatient visit, 40-54 minutes 26 25 $119
99212 Established patient office or other outpatient visit, 10-19 minutes 17 17 $29
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $110

In context: peer comparison

Among 19 peers in this city , average services per provider: 189. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
491
Patients
138
Total drug cost
$76,985
Drug Type Claims Patients Total cost
Omeprazole Generic 119 31 $2,183
Pantoprazole Sodium Generic 116 32 $2,365
Famotidine Generic 93 36 $1,769
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 34 28 $692
Cholestyramine (Cholestyramine (With Sugar)) Brand 29 0 $1,800
Loperamide (Loperamide Hcl) Brand 16 0 $800
Creon (Lipase/Protease/Amylase) Brand 15 0 $5,967
Lactulose Generic 15 0 $693
Mesalamine Generic 15 0 $12,222
Xifaxan (Rifaximin) Brand 15 0 $47,629

Frequently asked questions

Auto-generated from federal data
What is Dr. Kay Williams's medical specialty?
Dr. Kay Williams practices Nurse Practitioner in Mankato, MN.
Where does Dr. Kay Williams practice?
Dr. Kay Williams practices at 1025 Marsh St, Mankato, MN 560014752. Office phone: 5072842511.
What is Dr. Kay Williams's NPI?
Dr. Kay Williams's National Provider Identifier (NPI) is 1134765233, issued by NPPES.
What procedures does Dr. Kay Williams 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 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.