Mamun Shahrier, MD, PHD
NPI 1881685428 · Gastroenterology Physician · Louisburg, NC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mamun Shahrier, MD, PHD is a Gastroenterology Physician provider in Louisburg, NC (NPI 1881685428).
Provider details
- NPI number
- 1881685428
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
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
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
357 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 70 | $83 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 61 | $81 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 51 | $233 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 42 | $80 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 41 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 164 | 151 |
| Ondansetronbrand: Ondansetron Odt | 152 | 145 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 137 | 135 |
| Pantoprazole Sodium | 132 | 40 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 106 | 102 |
| Famotidine | 91 | 32 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$485 across 25 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
- 2005-11-02
- Last updated
- 2008-01-09
Frequently asked questions
- What is Mamun Shahrier's NPI number?
- Mamun Shahrier's National Provider Identifier (NPI) is 1881685428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mamun Shahrier's specialty?
- Mamun Shahrier is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mamun Shahrier located?
- Mamun Shahrier's practice location on file with NPPES is 626 N Bickett Blvd, Louisburg, NC 27549-2314.
- What is Mamun Shahrier's phone number?
- The practice phone number listed in the NPPES registry for Mamun Shahrier is (919) 496-2745.
- Does Mamun Shahrier accept Medicare?
- Mamun Shahrier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mamun Shahrier's NPI active?
- Yes — Mamun Shahrier's NPI (1881685428) is active in the NPPES registry as of the last update on 2008-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.