Khondker Islam, MD
NPI 1568441855 · Gastroenterology Physician · Decatur, IL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Khondker Islam, MD is a Gastroenterology Physician provider in Decatur, IL (NPI 1568441855).
Provider details
- NPI number
- 1568441855
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24098 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
965 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 | 374 | $90 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 187 | $81 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 90 | $113 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 83 | $56 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 79 | $254 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 421 | 155 |
| Pantoprazole Sodium | 108 | 42 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 66 | 64 |
| Colestipol Hcl | 40 | 21 |
| Mesalamine | 40 | 16 |
| Famotidine | 37 | 17 |
| Ursodiol | 36 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$474 across 18 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 (1)
- 1001 Main St Ste 500aPeoria, IL 61606-2038Phone: (309) 672-4980
Registry dates
- Enumerated
- 2006-01-13
- Last updated
- 2024-10-02
- Certified
- 2024-10-02
Frequently asked questions
- What is Khondker Islam's NPI number?
- Khondker Islam's National Provider Identifier (NPI) is 1568441855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Khondker Islam's specialty?
- Khondker Islam is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Khondker Islam located?
- Khondker Islam's practice location on file with NPPES is 1730 E Lake Shore Dr, Decatur, IL 62521-3809.
- What is Khondker Islam's phone number?
- The practice phone number listed in the NPPES registry for Khondker Islam is (217) 329-1000.
- Does Khondker Islam accept Medicare?
- Khondker Islam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Khondker Islam's NPI active?
- Yes — Khondker Islam's NPI (1568441855) is active in the NPPES registry as of the last update on 2024-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.