Doctor profile · Federal record

Dr. Maricar Ong-Lao, MD

Anesthesiology Physician (CMS: Anesthesiology) · Thibodaux, LA

  • NPI 1699701847
  • Accepts Medicare
  • 42 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
602 N Acadia RD
Thibodaux, LA 703014847
(985) 493-4750
Mailing address
Po Box 1449
Thibodaux, LA 703021449

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Louisiana #MD.11361R
Medicaid
LA #1694355

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699701847. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
122
Distinct HCPCS
2
Medicare allowed
$8,323
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 85 83 $68
00811 Anesthesia for other procedure on large bowel using an endoscope 37 37 $68

In context: peer comparison

Among 2 peers in Thibodaux Anesthesiology Physician, average services per provider: 36. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pacira Pharmaceuticals Incorporated 1 $19.52

By nature of payment

Food and Beverage
$20

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maricar Ong-Lao's medical specialty?
Dr. Maricar Ong-Lao practices Anesthesiology Physician in Thibodaux, LA.
Where does Dr. Maricar Ong-Lao practice?
Dr. Maricar Ong-Lao practices at 602 N Acadia RD, Thibodaux, LA 703014847. Office phone: 9854934750.
What is Dr. Maricar Ong-Lao's NPI?
Dr. Maricar Ong-Lao's National Provider Identifier (NPI) is 1699701847, issued by NPPES.
Does Dr. Maricar Ong-Lao accept Medicare assignment?
Yes. Dr. Maricar Ong-Lao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maricar Ong-Lao commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.