Doctor profile · Federal record

Dr. Brock Trejo, M.D.

Family Medicine Physician (CMS: Family Practice) · Klamath Falls, OR

  • NPI 1841556099
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2821 Daggett Ave Ste 200
Klamath Falls, OR 976011106
(541) 274-8400
fax (541) 274-8405
Mailing address
2865 Daggett Ave
Klamath Falls, OR 976011106

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
February 11, 2020
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD163376

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841556099. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
969
Distinct HCPCS
2
Medicare allowed
$86,417
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 799 350 $95
99213 Established patient office or other outpatient visit, 20-29 minutes 170 137 $64

In context: peer comparison

Among 19 peers in this city , average services per provider: 96. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,201
Patients
924
Total drug cost
$41,861
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 464 137 $8,279
Amlodipine Besylate Generic 399 111 $4,325
Levothyroxine Sodium Generic 324 82 $4,431
Omeprazole Generic 289 81 $5,174
Lisinopril Generic 231 80 $1,757
Meloxicam Generic 177 52 $1,731
Metoprolol Succinate Generic 169 43 $2,537
Metformin Hcl Generic 167 52 $1,675
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 155 46 $1,769
Furosemide Generic 143 42 $1,129

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brock Trejo's medical specialty?
Dr. Brock Trejo practices Family Medicine Physician in Klamath Falls, OR.
Where does Dr. Brock Trejo practice?
Dr. Brock Trejo practices at 2821 Daggett Ave Ste 200, Klamath Falls, OR 976011106. Office phone: 5412748400.
What is Dr. Brock Trejo's NPI?
Dr. Brock Trejo's National Provider Identifier (NPI) is 1841556099, issued by NPPES.
Does Dr. Brock Trejo accept Medicare assignment?
Yes. Dr. Brock Trejo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brock Trejo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.