Carl Calandra
NPI 1366527418 · Gastroenterology Physician · Hinsdale, IL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carl Calandra is a Gastroenterology Physician provider in Hinsdale, IL (NPI 1366527418).
Provider details
- NPI number
- 1366527418
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 36111774 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,345 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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 227 | $259 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 205 | $80 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 170 | $132 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 167 | $93 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 109 | $132 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High Risk |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 233 | 87 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 231 | 229 |
| Pantoprazole Sodium | 157 | 60 |
| Esomeprazole Magnesium | 105 | 45 |
| Famotidine | 68 | 23 |
| Budesonidebrand: Budesonide Dr | 41 | 12 |
| Dicyclomine Hcl | 37 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$209 across 16 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
- 2006-10-26
- Last updated
- 2014-09-30
Frequently asked questions
- What is Carl Calandra's NPI number?
- Carl Calandra's National Provider Identifier (NPI) is 1366527418, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carl Calandra's specialty?
- Carl Calandra is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Carl Calandra located?
- Carl Calandra's practice location on file with NPPES is 950 N York Rd, Hinsdale, IL 60521-2950.
- What is Carl Calandra's phone number?
- The practice phone number listed in the NPPES registry for Carl Calandra is (630) 325-4255.
- Does Carl Calandra accept Medicare?
- Carl Calandra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carl Calandra's NPI active?
- Yes — Carl Calandra's NPI (1366527418) is active in the NPPES registry as of the last update on 2014-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.