Doctor profile · Federal record

Dr. Geoffrey Trenkle, D.O.

Facial Plastic Surgery Physician (CMS: Otolaryngology) · Los Angeles, CA

  • NPI 1003044876
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 E Cesar E Chavez Ave Ste 2500
Los Angeles, CA 900332434
(323) 268-6731
fax (323) 268-6738

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
October 18, 2019
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207YS0123X — NUCC code
State license (1)
California #20A13166

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003044876. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,910
Distinct HCPCS
10
Medicare allowed
$682,041
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 989 694 $137
95004 Test for allergy using allergenic extract 904 22 $5
95024 Test for allergy using allergenic extract injected into skin 684 17 $9
99204 New patient office or other outpatient visit, 45-59 minutes 658 658 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 649 458 $93
69210 Removal of impacted ear wax 384 301 $52
92557 Comprehensive hearing and speech recognition test 338 327 $40
92550 Test for eardrum and muscle function 319 308 $24
92587 Placement of ear probe for computerized measurement of sound with interpretation and report 291 281 $24
K1034 Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count 248 85 $12

In context: peer comparison

Among 5 peers in Los Angeles Facial Plastic Surgery Physician, average services per provider: 194. This provider delivers 41× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$955
Transactions
17
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 4 $224.09
Neurent Medical Limited 5 $187.45
Hologic Sales and Service, LLC 3 $172.23
Medtronic, INC. 2 $167.97
Acclarent, INC 2 $133.00
Integra LifeSciences Corporation 1 $70.17

By nature of payment

Food and Beverage
$955

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,999
Patients
1,678
Total drug cost
$166,374
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 772 413 $12,408
Azelastine Hcl Generic 730 357 $22,955
Ipratropium Bromide Generic 279 138 $9,591
Famotidine Generic 244 150 $3,457
Diclofenac Sodium Generic 229 136 $5,461
Xhance (Fluticasone Propionate) Brand 134 45 $88,666
Omeprazole Generic 119 57 $2,091
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 94 92 $1,333
Ciprofloxacin-Dexamethasone (Ciprofloxacin Hcl/Dexameth) Brand 78 60 $11,123
Montelukast Sodium Generic 67 33 $936

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Geoffrey Trenkle's medical specialty?
Dr. Geoffrey Trenkle practices Facial Plastic Surgery Physician in Los Angeles, CA.
Where does Dr. Geoffrey Trenkle practice?
Dr. Geoffrey Trenkle practices at 1700 E Cesar E Chavez Ave Ste 2500, Los Angeles, CA 900332434. Office phone: 3232686731.
What is Dr. Geoffrey Trenkle's NPI?
Dr. Geoffrey Trenkle's National Provider Identifier (NPI) is 1003044876, issued by NPPES.
Does Dr. Geoffrey Trenkle accept Medicare assignment?
Yes. Dr. Geoffrey Trenkle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Geoffrey Trenkle commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024). Source: CMS Medicare Physician & Other Practitioners file.