Quick answers
- Does Cristiana Bortuzzo accept Medicare assignment?
- Yes. Medicare's clinician data says Cristiana Bortuzzo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Cristiana Bortuzzo see?
- In 2024, CMS data shows 129 Original Medicare patients and 261 services for Cristiana Bortuzzo. This counts Original Medicare only and measures volume, not quality.
- What is Cristiana Bortuzzo's NPI number?
- 1891739017. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Cristiana Bortuzzo, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 129 |
|---|---|
| Services billed to Medicare | 261 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)85 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)42 services
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)35 services
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)21 services
- Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)12 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol73%
- High blood pressure69%
- Arthritis38%
- Diabetes23%
- Ischemic heart disease23%
- Anxiety21%
Hospitals where Cristiana Bortuzzo works
Medicare's Facility Affiliation Data lists Cristiana Bortuzzo at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Northwest Medical CenterTucson, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030085
Practice locations
Addresses where Cristiana Bortuzzo is enrolled with Medicare (CMS data updated October 2, 2026).
- 6200 N La Cholla BlvdTucson, AZ 85741 (520) 469‑8100
- 6630 E Carondelet DrTucson, AZ 85710 (520) 675‑3076
- 7490 N Oracle Rd, Suite 210Tucson, AZ 85704 (520) 675‑3076
Group practices
Medicare enrollment lists Cristiana Bortuzzo as a member of these groups (CMS data updated October 2, 2026).
- Arizona Digestive Health PC136 clinicians in the group
- Northwest Allied Physicians LLC120 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Tucson
Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.
Other clinicians in Arizona Digestive Health PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891739017 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians