You Sung Sang, M.D.
NPI 1275520892 · Gastroenterology Physician · Norwich, CT
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
You Sung Sang, M.D. is a Gastroenterology Physician provider in Norwich, CT (NPI 1275520892).
Provider details
- NPI number
- 1275520892
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 034513 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
533 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 166 | $130 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 79 | $108 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 70 | $261 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 44 | $137 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 31 | $115 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 324 | 97 |
| Omeprazole | 283 | 76 |
| Linaclotidebrand: Linzess | 106 | 32 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 99 | 26 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 91 | 89 |
| Dicyclomine Hcl | 88 | 24 |
| Famotidine | 75 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15,418 across 162 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2014-08-15
Frequently asked questions
- What is You Sung Sang's NPI number?
- You Sung Sang's National Provider Identifier (NPI) is 1275520892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is You Sung Sang's specialty?
- You Sung Sang is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is You Sung Sang located?
- You Sung Sang's practice location on file with NPPES is 105 Wawecus St, Norwich, CT 06360-2146.
- What is You Sung Sang's phone number?
- The practice phone number listed in the NPPES registry for You Sung Sang is (860) 859-9061.
- Does You Sung Sang accept Medicare?
- You Sung Sang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is You Sung Sang's NPI active?
- Yes — You Sung Sang's NPI (1275520892) is active in the NPPES registry as of the last update on 2014-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.