Doctor profile · Federal record

Dr. Katherine Mahoney, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · St Louis Park, MN

  • NPI 1164658423
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3850 Park Nicollet Blvd
St Louis Park, MN 554162527
(952) 883-1000
Additional location
5435 Feltl RD
Minnetonka, MN 553437983
(952) 835-9880
fax (952) 857-1554
Mailing address
8170 33Rd Ave S # MS 21110Q
Bloomington, MN 554254516

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
June 21, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Minnesota #56980 · North Carolina #156995

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164658423. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
133
Distinct HCPCS
3
Medicare allowed
$14,018
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 55 53 $165
99284 Emergency department visit with moderate level of medical decision making 41 41 $114
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 37 37 $8

In context: peer comparison

Among 9 peers in St Louis Park Emergency Medicine Physician, average services per provider: 65. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Mahoney's medical specialty?
Dr. Katherine Mahoney practices Emergency Medicine Physician in St Louis Park, MN.
Where does Dr. Katherine Mahoney practice?
Dr. Katherine Mahoney practices at 3850 Park Nicollet Blvd, St Louis Park, MN 554162527. Office phone: 9528831000.
What is Dr. Katherine Mahoney's NPI?
Dr. Katherine Mahoney's National Provider Identifier (NPI) is 1164658423, issued by NPPES.
Does Dr. Katherine Mahoney accept Medicare assignment?
Yes. Dr. Katherine Mahoney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Mahoney commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.