Quick answers
- Does Joshua A. Martini accept Medicare assignment?
- Yes. Medicare's clinician data says Joshua A. Martini 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 Joshua A. Martini see?
- In 2024, CMS data shows 223 Original Medicare patients and 259 services for Joshua A. Martini. This counts Original Medicare only and measures volume, not quality.
- What is Joshua A. Martini's NPI number?
- 1700833621. 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 Joshua A. Martini, 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 | 223 |
|---|---|
| Services billed to Medicare | 259 |
| Different services or procedures | 38 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Anesthesia for other procedure on large bowel using an endoscope (00811)73 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)57 services
- Anesthesia for procedure on small and large bowel using an endoscope (00813)20 services
- Insertion of artery tube for blood sampling or infusion through skin (36620)19 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 cholesterol74%
- High blood pressure70%
- Arthritis44%
- Ischemic heart disease34%
- Diabetes30%
- Anxiety26%
Hospitals where Joshua A. Martini works
Medicare's Facility Affiliation Data lists Joshua A. Martini 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.
- Allen HospitalWaterloo, IA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 160110
Practice locations
Addresses where Joshua A. Martini is enrolled with Medicare (CMS data updated October 2, 2026).
- 1825 Logan AveWaterloo, IA 50703
- 3001 Broadway St NE, Suite 500Minneapolis, MN 55413 (612) 871‑1145
- 4480 Utica Ridge RdBettendorf, IA 52722
Group practices
Medicare enrollment lists Joshua A. Martini as a member of these groups (CMS data updated October 2, 2026).
- Iowa Physicians Clinic Medical Foundation1,246 clinicians in the group
- Mngi Digestive Health PA277 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Waterloo
Clinicians with the same Medicare primary specialty in Waterloo, IA — not a recommendation.
Other clinicians in Iowa Physicians Clinic Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 1998 (28 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700833621 |
| 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