Doctor profile · Federal record

Dr. Catherine Louden, MD

Otolaryngology Physician · Arcadia, CA

  • NPI 1184713570
  • 20 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
450 E Huntington Dr
Arcadia, CA 910063748
(626) 254-2175

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 4, 2012
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
California #G078930

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184713570. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
215
Distinct HCPCS
3
Medicare allowed
$13,546
HCPCS Description Services Patients Avg allowed
69210 Removal of impacted ear wax 138 70 $52
99212 Established patient office or other outpatient visit, 10-19 minutes 51 31 $62
99203 New patient office or other outpatient visit, 30-44 minutes 26 26 $122

In context: peer comparison

Among 3 peers in Arcadia Otolaryngology Physician, average services per provider: 199. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
188
Patients
100
Total drug cost
$5,947
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 117 47 $4,029
Fluticasone Propionate Generic 33 20 $602
Fluocinolone Acetonide Oil Generic 20 18 $1,176
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 18 15 $139

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Louden's medical specialty?
Dr. Catherine Louden practices Otolaryngology Physician in Arcadia, CA.
Where does Dr. Catherine Louden practice?
Dr. Catherine Louden practices at 450 E Huntington Dr, Arcadia, CA 910063748. Office phone: 6262542175.
What is Dr. Catherine Louden's NPI?
Dr. Catherine Louden's National Provider Identifier (NPI) is 1184713570, issued by NPPES.
What procedures does Dr. Catherine Louden commonly perform?
Top Medicare-reported procedures in 2023: Removal of impacted ear wax (HCPCS 69210); Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.