Doctor profile · Federal record

Dr. Phillip Guillien

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Dubuque, IA

  • NPI 1265999809
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 N Grandview Ave
Dubuque, IA 520016388
(507) 459-2358

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
December 1, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Iowa #123934

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265999809. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
232
Distinct HCPCS
7
Medicare allowed
$28,642
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 89 82 $122
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 31 31 $56
01402 Anesthesia for procedure for total knee joint replacement 28 28 $328
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 28 28 $22
76942 Ultrasonic guidance for needle placement 23 23 $29
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 21 20 $65
01214 Anesthesia for total hip replacement 12 12 $350

In context: peer comparison

Among 6 peers in Dubuque Certified Registered Nurse Anesthetist, average services per provider: 22. This provider delivers 11× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Phillip Guillien's medical specialty?
Dr. Phillip Guillien practices Certified Registered Nurse Anesthetist in Dubuque, IA.
Where does Dr. Phillip Guillien practice?
Dr. Phillip Guillien practices at 350 N Grandview Ave, Dubuque, IA 520016388. Office phone: 5074592358.
What is Dr. Phillip Guillien's NPI?
Dr. Phillip Guillien's National Provider Identifier (NPI) is 1265999809, issued by NPPES.
Does Dr. Phillip Guillien accept Medicare assignment?
Yes. Dr. Phillip Guillien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Phillip Guillien commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.