Doctor profile · Federal record

Dr. Andrew Nguyen, MD

Pain Medicine (Anesthesiology) Physician (CMS: Pain Management) · Anesthesiology Physician · Los Angeles, CA

  • NPI 1851832190
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2051 Marengo Street, Ipt C4E100
Los Angeles, CA 90033
(323) 409-7748
Additional location
145 Harrison Ave
Boston, MA 021111802
(617) 636-6534
Mailing address
2051 Marengo St # C4E100
Los Angeles, CA 900331352

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
August 3, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207LP2900X — NUCC code
State license (1)
California #A157196

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851832190. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,755
Distinct HCPCS
9
Medicare allowed
$64,353
HCPCS Description Services Patients Avg allowed
Q9966 Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml 8,880 28 $0
J1100 Injection, dexamethasone sodium phosphate, 1 mg 390 27 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 319 121 $137
J1040 Injection, methylprednisolone acetate, 80 mg 44 32 $12
96130 Evaluation of psychological test, first hour 28 28 $127
99213 Established patient office or other outpatient visit, 20-29 minutes 28 19 $98
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $180
77002 Fluoroscopic guidance for needle placement 22 13 $28
27096 Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 19 18 $241

In context: peer comparison

Among 11 peers in Los Angeles Pain Medicine (Anesthesiology) Physician, average services per provider: 234. This provider delivers 42× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$276
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 3 $180.30
Spr Therapeutics, INC 1 $95.73

By nature of payment

Food and Beverage
$276

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,824
Patients
623
Total drug cost
$40,675
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 297 97 $6,084
Gabapentin Generic 272 77 $5,312
Tizanidine Hcl Generic 250 96 $3,874
Meloxicam Generic 248 91 $1,287
Celecoxib Generic 120 48 $5,778
Tramadol Hcl Generic 110 39 $764
Pregabalin Generic 109 34 $4,262
Methocarbamol Generic 86 27 $1,077
Duloxetine Hcl Generic 81 25 $2,696
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 67 23 $3,176

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Nguyen's medical specialty?
Dr. Andrew Nguyen practices Pain Medicine (Anesthesiology) Physician in Los Angeles, CA.
Where does Dr. Andrew Nguyen practice?
Dr. Andrew Nguyen practices at 2051 Marengo Street, Los Angeles, CA 90033. Office phone: 3234097748.
What is Dr. Andrew Nguyen's NPI?
Dr. Andrew Nguyen's National Provider Identifier (NPI) is 1851832190, issued by NPPES.
Does Dr. Andrew Nguyen accept Medicare assignment?
Yes. Dr. Andrew Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml (HCPCS Q9966); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.