Doctor profile · Federal record

Dr. Jesslyn McMahon, NP

Nurse Practitioner · Milwaukee, WI

  • NPI 1215582440
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2900 W Oklahoma Ave
Milwaukee, WI 532154330
(414) 649-6000
Additional location
2901 W Kinnickinnic River Pkwy
Milwaukee, WI 532153677
(414) 385-4638
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
August 2019 — 7 yrs on file
Profile last updated
August 12, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Wisconsin #9404-33
Medicaid
WI #100091640

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215582440. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
160
Distinct HCPCS
4
Medicare allowed
$11,248
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 60 27 $89
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 54 19 $25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 27 $131
99497 Advance care planning, first 30 minutes 18 12 $51

In context: peer comparison

Among 147 peers in Milwaukee Nurse Practitioner, average services per provider: 61. This provider delivers 2.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jesslyn McMahon's medical specialty?
Dr. Jesslyn McMahon practices Nurse Practitioner in Milwaukee, WI.
Where does Dr. Jesslyn McMahon practice?
Dr. Jesslyn McMahon practices at 2900 W Oklahoma Ave, Milwaukee, WI 532154330. Office phone: 4146496000.
What is Dr. Jesslyn McMahon's NPI?
Dr. Jesslyn McMahon's National Provider Identifier (NPI) is 1215582440, issued by NPPES.
Does Dr. Jesslyn McMahon accept Medicare assignment?
Yes. Dr. Jesslyn McMahon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jesslyn McMahon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.