Doctor profile · Federal record

Dr. Kristi Grutzmacher, APNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Medicine Physician · Waukesha, WI

  • NPI 1669887246
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
N20W22961 Watertown RD
Waukesha, WI 531861306
(262) 875-5070

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
January 13, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Wisconsin #5824-33 · Wisconsin #5824

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669887246. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
832
Distinct HCPCS
2
Medicare allowed
$86,169
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 423 90 $85
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 409 64 $122

In context: peer comparison

Among 23 peers in this city , average services per provider: 112. This provider delivers 7.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, Inc. 1 $50.26

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,443
Patients
307
Total drug cost
$67,320
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 207 44 $4,061
Pantoprazole Sodium Generic 133 32 $7,175
Gabapentin Generic 128 32 $1,967
Amlodipine Besylate Generic 100 20 $1,314
Baclofen Generic 98 20 $4,291
Furosemide Generic 98 24 $817
Oxycodone Hcl Generic 97 25 $1,180
Ipratropium-Albuterol (Ipratropium/Albuterol Sulfate) Brand 94 17 $1,615
Eliquis (Apixaban) Brand 75 16 $36,333
Metformin Hcl Generic 75 22 $1,037

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristi Grutzmacher's medical specialty?
Dr. Kristi Grutzmacher practices Family Nurse Practitioner in Waukesha, WI.
Where does Dr. Kristi Grutzmacher practice?
Dr. Kristi Grutzmacher practices at N20W22961 Watertown RD, Waukesha, WI 531861306. Office phone: 2628755070.
What is Dr. Kristi Grutzmacher's NPI?
Dr. Kristi Grutzmacher's National Provider Identifier (NPI) is 1669887246, issued by NPPES.
Does Dr. Kristi Grutzmacher accept Medicare assignment?
Yes. Dr. Kristi Grutzmacher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristi Grutzmacher commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310). Source: CMS Medicare Physician & Other Practitioners file.