Brett Van Leer-Greenberg, M.D.
NPI 1871911867 · Gastroenterology Physician · Summerville, SC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brett Van Leer-Greenberg, M.D. is a Gastroenterology Physician provider in Summerville, SC (NPI 1871911867).
Provider details
- NPI number
- 1871911867
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 83995 (SC)
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
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,609 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,530 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 281 | $119 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 186 | $82 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 156 | $220 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 147 | $98 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 140 | 79 |
| Pantoprazole Sodium | 57 | 27 |
| Famotidine | 38 | 22 |
| Ursodiol | 25 | — |
| Furosemide | 13 | — |
| Spironolactone | 13 | — |
| Sucralfate | 13 | — |
| Vonoprazan Fumaratebrand: Voquezna |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$26,787 across 47 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
Additional practice locations (3)
- 1364 Clifton Rd NeAtlanta, GA 30322-1059Phone: (404) 727-5658
- 9313 Medical Plaza Dr Ste 202Charleston, SC 29406-9176Phone: (843) 572-1200
- 7 S Alliance Dr Ste 202aGoose Creek, SC 29445-7269Phone: (843) 376-0670Fax: (843) 376-0669
Registry dates
- Enumerated
- 2014-04-07
- Last updated
- 2024-03-20
- Certified
- 2024-03-20
Frequently asked questions
- What is Brett Van Leer-Greenberg's NPI number?
- Brett Van Leer-Greenberg's National Provider Identifier (NPI) is 1871911867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Van Leer-Greenberg's specialty?
- Brett Van Leer-Greenberg is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Brett Van Leer-Greenberg located?
- Brett Van Leer-Greenberg's practice location on file with NPPES is 5500 Front St # 260, Summerville, SC 29486-7735.
- What is Brett Van Leer-Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Brett Van Leer-Greenberg is (843) 376-0670.
- Does Brett Van Leer-Greenberg accept Medicare?
- Brett Van Leer-Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brett Van Leer-Greenberg's NPI active?
- Yes — Brett Van Leer-Greenberg's NPI (1871911867) is active in the NPPES registry as of the last update on 2024-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.