Doctor profile · Federal record

Dr. Ee Sing Ong, ACNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · San Antonio, TX

  • NPI 1336577287
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
16620 N US Highway 281 Ste 300
San Antonio, TX 782322679
(210) 309-1405
fax (210) 688-4596
Additional location
4502 Medical Dr
San Antonio, TX 78229
(210) 358-4000
Mailing address
7703 Floyd Curl Dr # Mc7977
San Antonio, TX 782293901

Credentials & registration

NPPES · NUCC
NPI registered
October 2013 — 13 yrs on file
Profile last updated
May 16, 2019
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Texas #AP124609
Medicaid (2)
TX #334363401 · TX #334363404

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336577287. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
186
Distinct HCPCS
4
Medicare allowed
$25,180
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 133 127 $173
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 22 21 $68
76937 Ultrasonic guidance for blood vessel access 17 16 $12
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $36

In context: peer comparison

Among 48 peers in this city , average services per provider: 93. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$521
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 3 $150.52
Silk Road Medical, Inc. 1 $142.90
ACADIA Pharmaceuticals Inc 1 $97.44
W. L. Gore & Associates, Inc. 1 $91.99
COLOPLAST CORP 1 $38.55

By nature of payment

Food and Beverage
$521

Frequently asked questions

Auto-generated from federal data
What is Dr. Ee Sing Ong's medical specialty?
Dr. Ee Sing Ong practices Acute Care Nurse Practitioner in San Antonio, TX.
Where does Dr. Ee Sing Ong practice?
Dr. Ee Sing Ong practices at 16620 N US Highway 281 Ste 300, San Antonio, TX 782322679. Office phone: 2103091405.
What is Dr. Ee Sing Ong's NPI?
Dr. Ee Sing Ong's National Provider Identifier (NPI) is 1336577287, issued by NPPES.
Does Dr. Ee Sing Ong accept Medicare assignment?
Yes. Dr. Ee Sing Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ee Sing Ong commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556); Ultrasonic guidance for blood vessel access (HCPCS 76937). Source: CMS Medicare Physician & Other Practitioners file.