Sangbaek Oh, MD
NPI 1578513131 · Gastroenterology Physician · Glen Ridge, NJ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sangbaek Oh, MD is a Gastroenterology Physician provider in Glen Ridge, NJ (NPI 1578513131).
Provider details
- NPI number
- 1578513131
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA06878700 (NJ)
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
1,425 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 | 274 | $145 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 181 | $22 |
| Removal of Polyps Or Growths of Large Bowel Using a Flexible Endoscope With Electrical Cautery45384 | 181 | $54 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 172 | $169 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 147 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 171 | 56 |
| Omeprazole | 127 | 40 |
| Famotidine | 84 | 32 |
| Lipase/Protease/Amylasebrand: Creon | 71 | 18 |
| Linaclotidebrand: Linzess | 42 | — |
| Esomeprazole Magnesium | 30 | — |
| Sucralfate | 28 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$310 across 17 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
- 2006-05-12
- Last updated
- 2020-06-29
- Certified
- 2020-06-29
Frequently asked questions
- What is Sangbaek Oh's NPI number?
- Sangbaek Oh's National Provider Identifier (NPI) is 1578513131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sangbaek Oh's specialty?
- Sangbaek Oh is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Sangbaek Oh located?
- Sangbaek Oh's practice location on file with NPPES is 311 Bay Ave, Glen Ridge, NJ 07028.
- What is Sangbaek Oh's phone number?
- The practice phone number listed in the NPPES registry for Sangbaek Oh is (973) 748-9166.
- Does Sangbaek Oh accept Medicare?
- Sangbaek Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sangbaek Oh's NPI active?
- Yes — Sangbaek Oh's NPI (1578513131) is active in the NPPES registry as of the last update on 2020-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.