Doctor profile · Federal record

Dr. Silvia Sy, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Mission, TX

  • NPI 1245284801
  • Accepts Medicare
  • MIPS 95.8 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
910 S Bryan RD Ste 209
Mission, TX 785726659
(956) 424-1511
fax (956) 424-3575

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 20, 2010
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Texas #M1569
Medicaid
TX #1787905-02

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245284801. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
518
Distinct HCPCS
10
Medicare allowed
$52,476
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 120 97 $88
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 111 100 $5
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 72 68 $110
45380 Biopsy of large bowel using a flexible endoscope 53 53 $153
99204 New patient office or other outpatient visit, 45-59 minutes 47 47 $162
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 39 27 $116
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 24 24 $245
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $170
45378 Diagnostic exam of large bowel using a flexible endoscope 14 13 $143
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $125

In context: peer comparison

Among 1 peers in this city , average services per provider: 47. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$562
Transactions
23
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 8 $154.47
Phathom Pharmaceuticals, Inc. 3 $135.53
Ardelyx, Inc. 3 $82.54
Janssen Biotech, Inc. 3 $75.28
Intercept Pharmaceuticals, Inc. 2 $36.15
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $22.49
Merck Sharp & Dohme LLC 1 $22.48
RedHill Biopharma Inc. 1 $17.51
AIMMUNE THERAPEUTICS, INC. 1 $15.36

By nature of payment

Food and Beverage
$562

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,579
Patients
583
Total drug cost
$203,729
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 469 150 $6,479
Linzess (Linaclotide) Brand 235 72 $166,032
Omeprazole Generic 204 95 $3,925
Famotidine Generic 197 72 $2,555
Dicyclomine Hcl Generic 114 41 $2,210
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 86 85 $1,454
Constulose (Lactulose) Brand 40 17 $871
Lactulose Generic 37 21 $1,301
Hydrocortisone Generic 35 18 $1,069
Dexlansoprazole Dr (Dexlansoprazole) Brand 32 0 $10,495

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Silvia Sy's medical specialty?
Dr. Silvia Sy practices Gastroenterology Physician in Mission, TX.
Where does Dr. Silvia Sy practice?
Dr. Silvia Sy practices at 910 S Bryan RD Ste 209, Mission, TX 785726659. Office phone: 9564241511.
What is Dr. Silvia Sy's NPI?
Dr. Silvia Sy's National Provider Identifier (NPI) is 1245284801, issued by NPPES.
Does Dr. Silvia Sy accept Medicare assignment?
Yes. Dr. Silvia Sy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Silvia Sy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.