Doctor profile · Federal record

Dr. Phong Ngo, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Internal Medicine Physician · Monterey Park, CA

  • NPI 1942243449
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
525 N Garfield Ave
Monterey Park, CA 917541202
(626) 307-2129
Mailing address
1745 Grand Oaks Ave
Altadena, CA 910013611

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 19, 2024
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
California #G80943 · Oregon #MD126280
Medicaid (2)
OR #500612953 · CA #00G809430

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942243449. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,094
Distinct HCPCS
8
Medicare allowed
$138,517
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 415 395 $180
99284 Emergency department visit with moderate level of medical decision making 249 245 $123
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 243 230 $9
99291 Critical care, first 30-74 minutes 113 110 $224
99283 Emergency department visit with low level of medical decision making 28 28 $73
31500 Emergent insertion of breathing tube into windpipe using an endoscope 18 18 $144
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 15 15 $7
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 13 13 $87

In context: peer comparison

Among 4 peers in this city , average services per provider: 112. This provider delivers 9.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$492
Transactions
15
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 3 $258.69
ABBVIE INC. 11 $173.10
CSL Behring 1 $60.00

By nature of payment

Food and Beverage
$432
Education
$60

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
321
Patients
303
Total drug cost
$2,380
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 45 45 $246
Cephalexin Generic 42 42 $365
Tramadol Hcl Generic 40 39 $94
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 32 32 $204
Prednisone Generic 27 25 $80
Methylprednisolone Generic 25 24 $297
Meclizine Hcl Generic 23 22 $103
Gabapentin Generic 14 13 $61
Levofloxacin Generic 14 14 $245
Lactulose Generic 13 13 $99

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Phong Ngo's medical specialty?
Dr. Phong Ngo practices Emergency Medicine Physician in Monterey Park, CA.
Where does Dr. Phong Ngo practice?
Dr. Phong Ngo practices at 525 N Garfield Ave, Monterey Park, CA 917541202. Office phone: 6263072129.
What is Dr. Phong Ngo's NPI?
Dr. Phong Ngo's National Provider Identifier (NPI) is 1942243449, issued by NPPES.
Does Dr. Phong Ngo accept Medicare assignment?
Yes. Dr. Phong Ngo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Phong Ngo commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.