Nikos Christopoulos, MD
NPI 1881708444 · Gastroenterology Physician · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nikos Christopoulos, MD is a Gastroenterology Physician provider in Arlington Heights, IL (NPI 1881708444).
Provider details
- NPI number
- 1881708444
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036-105997 (IL)
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
19 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
961 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 202 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 178 | $135 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 155 | $259 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 138 | $87 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $95 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 397 | 144 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 352 | 348 |
| Pantoprazole Sodium | 319 | 115 |
| Famotidine | 64 | 27 |
| Dicyclomine Hcl | 40 | 19 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 32 | 13 |
| Linaclotidebrand: Linzess | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$818 across 34 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)
- 21481 N Rand RdKildeer, IL 60047-3061Phone: (847) 725-8640Fax: (847) 540-8670
Registry dates
- Enumerated
- 2006-08-19
- Last updated
- 2021-04-28
- Certified
- 2021-04-28
Frequently asked questions
- What is Nikos Christopoulos's NPI number?
- Nikos Christopoulos's National Provider Identifier (NPI) is 1881708444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nikos Christopoulos's specialty?
- Nikos Christopoulos is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Nikos Christopoulos located?
- Nikos Christopoulos's practice location on file with NPPES is 1051 W Rand Rd Ste 210, Arlington Heights, IL 60004-2315.
- What is Nikos Christopoulos's phone number?
- The practice phone number listed in the NPPES registry for Nikos Christopoulos is (847) 725-8640.
- Does Nikos Christopoulos accept Medicare?
- Nikos Christopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nikos Christopoulos's NPI active?
- Yes — Nikos Christopoulos's NPI (1881708444) is active in the NPPES registry as of the last update on 2021-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.