Doctor profile · Federal record

Dr. Gregory Moreno, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Los Alamitos, CA

  • NPI 1245249481
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3751 Katella Ave
Los Alamitos, CA 907203101
(562) 598-1311
Mailing address
121 S Crescent Dr, #F
Beverly Hills, CA 902123116

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 23, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A91864

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245249481. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
209
Distinct HCPCS
7
Medicare allowed
$19,275
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 70 65 $135
99203 New patient office or other outpatient visit, 30-44 minutes 35 35 $119
87804 Detection test by immunoassay with direct visual observation for influenza virus 27 13 $13
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 23 23 $34
99204 New patient office or other outpatient visit, 45-59 minutes 22 22 $173
71046 X-ray of chest, 2 views 18 17 $39
81003 Automated urinalysis test 14 14 $2

In context: peer comparison

Among 10 peers in Los Alamitos Emergency Medicine Physician, average services per provider: 84. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen INC. 2 $64.55
Cleerly, INC. 1 $60.43

By nature of payment

Food and Beverage
$125

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Moreno's medical specialty?
Dr. Gregory Moreno practices Emergency Medicine Physician in Los Alamitos, CA.
Where does Dr. Gregory Moreno practice?
Dr. Gregory Moreno practices at 3751 Katella Ave, Los Alamitos, CA 907203101. Office phone: 5625981311.
What is Dr. Gregory Moreno's NPI?
Dr. Gregory Moreno's National Provider Identifier (NPI) is 1245249481, issued by NPPES.
Does Dr. Gregory Moreno accept Medicare assignment?
Yes. Dr. Gregory Moreno accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Moreno commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804). Source: CMS Medicare Physician & Other Practitioners file.