Doctor profile · Federal record

Dr. Sieu Truong, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Encinitas, CA

  • NPI 1194751941
  • Accepts Medicare
  • MIPS 10.4 / 100 · 2023
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
477 N El Camino Real
Encinitas, CA 92024
(760) 635-3777
Mailing address
477 N El Camino Real Ste C304
Encinitas, CA 920241354

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 14, 2018
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #A67527

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194751941. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,136
Distinct HCPCS
10
Medicare allowed
$123,442
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 359 298 $191
G0328 Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous 248 248 $18
99214 Established patient office or other outpatient visit, 30-39 minutes 181 129 $137
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 119 119 $48
96146 Administration of psychological or neuropsychological test by single standardized instrument via electronic platform with automated result 62 62 $3
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 53 49 $137
81007 Urinalysis for bacteria 40 35 $29
99205 New patient office or other outpatient visit, 60-74 minutes 40 40 $233
99213 Established patient office or other outpatient visit, 20-29 minutes 20 20 $97
83986 Body fluid ph level 14 12 $4

In context: peer comparison

Among 8 peers in Encinitas Obstetrics & Gynecology Physician, average services per provider: 66. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$499
Transactions
26
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 8 $209.29
Evofem Biosciences, INC. 11 $138.78
Hologic Sales and Service, LLC 2 $44.15
Acella Pharmaceuticals, LLC 2 $37.06
Exact Sciences Corporation 1 $31.13
Millicent US INC 1 $20.16
CooperSurgical, INC. 1 $18.39

By nature of payment

Food and Beverage
$499

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
522
Patients
169
Total drug cost
$31,336
Drug Type Claims Patients Total cost
Progesterone (Progesterone, Micronized) Brand 106 33 $5,705
Estradiol Generic 102 48 $8,191
Alendronate Sodium Generic 56 19 $519
Estradiol (Twice Weekly) (Estradiol) Brand 44 15 $5,558
Zolpidem Tartrate Generic 34 0 $280
Fluconazole Generic 31 25 $248
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 21 14 $422
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 21 15 $391
Levothyroxine Sodium Generic 19 0 $177
Alprazolam Generic 17 0 $46

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sieu Truong's medical specialty?
Dr. Sieu Truong practices Obstetrics & Gynecology Physician in Encinitas, CA.
Where does Dr. Sieu Truong practice?
Dr. Sieu Truong practices at 477 N El Camino Real, Encinitas, CA 92024. Office phone: 7606353777.
What is Dr. Sieu Truong's NPI?
Dr. Sieu Truong's National Provider Identifier (NPI) is 1194751941, issued by NPPES.
Does Dr. Sieu Truong accept Medicare assignment?
Yes. Dr. Sieu Truong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sieu Truong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous (HCPCS G0328); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.