Quick answers
- Does Adam L. Shires accept Medicare assignment?
- Yes. Medicare's clinician data says Adam L. Shires 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 Adam L. Shires see?
- In 2024, CMS data shows 301 Original Medicare patients and 324 services for Adam L. Shires. This counts Original Medicare only and measures volume, not quality.
- What is Adam L. Shires's NPI number?
- 1558441386. 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 Adam L. Shires, 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 | 301 |
|---|---|
| Services billed to Medicare | 324 |
| Different services or procedures | 64 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for lens surgery (00142)67 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)33 services
- Anesthesia for procedure for total knee joint replacement (01402)18 services
- Anesthesia for procedure to assess heart electrical activity (00537)11 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)11 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 blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease31%
- Diabetes30%
- Chronic kidney disease30%
Hospitals where Adam L. Shires works
Medicare's Facility Affiliation Data lists Adam L. Shires 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
- St Lukes HospitalCedar Rapids, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160045
Practice locations
Addresses where Adam L. Shires is enrolled with Medicare (CMS data updated October 2, 2026).
- 1026 A Ave NECedar Rapids, IA 52402 (319) 369‑7211
- 1825 Logan AveWaterloo, IA 50703
- 4480 Utica Ridge RdBettendorf, IA 52722
- 701 10th St SE, Mercy Medical CenterCedar Rapids, IA 52403 (319) 398‑6011
Group practices
Medicare enrollment lists Adam L. Shires as a member of these groups (CMS data updated October 2, 2026).
- Iowa Physicians Clinic Medical Foundation1,246 clinicians in the group
- Linn County Anesthesiologists PC39 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Cedar Rapids
Clinicians with the same Medicare primary specialty in Cedar Rapids, 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 | DO |
|---|---|
| Graduation year | 2005 (21 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558441386 |
| 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