Doctor profile · Federal record

Dr. Katherine Lewis, PA-C

Physician Assistant · Milwaukee, WI

  • NPI 1992102586
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4111 N Port Washington RD
Milwaukee, WI 532121029
(414) 299-3872
fax (414) 455-1929
Additional location
19115 W Capitol Dr Ste 117
Brookfield, WI 53045
(262) 781-0240
fax (262) 373-0148
Mailing address
N24W24050 Brandon Oaks Dr Unit A
Pewaukee, WI 530726429

Credentials & registration

NPPES · NUCC
NPI registered
November 2014 — 12 yrs on file
Profile last updated
November 16, 2018
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Wisconsin #3751-23

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992102586. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
218
Distinct HCPCS
4
Medicare allowed
$12,894
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 138 118 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 50 49 $79
99212 Established patient office or other outpatient visit, 10-19 minutes 15 13 $29
99213 Established patient office or other outpatient visit, 20-29 minutes 15 13 $74

In context: peer comparison

Among 214 peers in Milwaukee Physician Assistant, average services per provider: 43. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
296
Patients
28
Total drug cost
$2,835
Drug Type Claims Patients Total cost
Lisinopril Generic 53 17 $191
Omeprazole Generic 30 0 $480
Atorvastatin Calcium Generic 29 11 $216
Simvastatin Generic 29 0 $247
Synthroid (Levothyroxine Sodium) Brand 20 0 $666
Gabapentin Generic 18 0 $232
Metformin Hcl Generic 18 0 $98
Ibuprofen Generic 16 0 $117
Tamsulosin Hcl Generic 14 0 $62
Fenofibrate Generic 12 0 $193

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Lewis's medical specialty?
Dr. Katherine Lewis practices Physician Assistant in Milwaukee, WI.
Where does Dr. Katherine Lewis practice?
Dr. Katherine Lewis practices at 4111 N Port Washington RD, Milwaukee, WI 532121029. Office phone: 4142993872.
What is Dr. Katherine Lewis's NPI?
Dr. Katherine Lewis's National Provider Identifier (NPI) is 1992102586, issued by NPPES.
Does Dr. Katherine Lewis accept Medicare assignment?
Yes. Dr. Katherine Lewis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Lewis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.