Doctor profile · Federal record

Dr. Louise Hillen, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Plymouth, MN

  • NPI 1558725085
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
14700 28Th Ave N Ste 20
Plymouth, MN 554474876
(763) 559-3779
Additional location
251 E Huron St
Chicago, IL 606112908
(612) 801-7285
Mailing address
Po Box 47159
Plymouth, MN 554470159

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
September 7, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Minnesota #1044 · Illinois #AN5240394

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558725085. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
122
Distinct HCPCS
5
Medicare allowed
$12,483
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 33 32 $52
01214 Anesthesia for total hip replacement 26 26 $165
01402 Anesthesia for procedure for total knee joint replacement 26 25 $152
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 19 18 $72
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 18 18 $66

In context: peer comparison

Among 19 peers in this city , average services per provider: 19. This provider delivers 6.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Louise Hillen's medical specialty?
Dr. Louise Hillen practices Anesthesiology Physician in Plymouth, MN.
Where does Dr. Louise Hillen practice?
Dr. Louise Hillen practices at 14700 28Th Ave N Ste 20, Plymouth, MN 554474876. Office phone: 7635593779.
What is Dr. Louise Hillen's NPI?
Dr. Louise Hillen's National Provider Identifier (NPI) is 1558725085, issued by NPPES.
Does Dr. Louise Hillen accept Medicare assignment?
Yes. Dr. Louise Hillen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louise Hillen commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for total hip replacement (HCPCS 01214); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.