Quick answers
- Does Mary Jo Stromberg accept Medicare assignment?
- Yes. Medicare's clinician data says Mary Jo Stromberg 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 Mary Jo Stromberg see?
- In 2024, CMS data shows 242 Original Medicare patients and 828 services for Mary Jo Stromberg. This counts Original Medicare only and measures volume, not quality.
- What is Mary Jo Stromberg's NPI number?
- 1821437088. 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 Mary Jo Stromberg, 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 | 242 |
|---|---|
| Services billed to Medicare | 828 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)246 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)238 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)109 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)105 services
- Anticoagulant management of patient taking warfarin (93793)61 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 cholesterol67%
- Arthritis37%
- Ischemic heart disease28%
- Diabetes24%
- Anxiety21%
Hospitals where Mary Jo Stromberg works
Medicare's Facility Affiliation Data lists Mary Jo Stromberg 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.
- MercyOne Des Moines Medical CenterDes Moines, IA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 160083
- MercyOne Waterloo Medical CenterWaterloo, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160067
- Sartori Memorial Hospital, IncCedar Falls, IA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 160040
- Waverly Health CenterWaverly, IA · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 161339
Practice locations
Addresses where Mary Jo Stromberg is enrolled with Medicare (CMS data updated October 2, 2026).
- 217 20th St NW, Mercyone Waverly Family MedicineWaverly, IA 50677 (319) 352‑9500
- 226 Bluebell RdCedar Falls, IA 50613 (319) 575‑5800
- 4135 Pennsylvania AveDubuque, IA 52002
Group practices
Medicare enrollment lists Mary Jo Stromberg as a member of these groups (CMS data updated October 2, 2026).
- Covenant Medical Center Inc235 clinicians in the group
- Unified Therapy Services, Inc120 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Waverly
Clinicians with the same Medicare primary specialty in Waverly, IA — not a recommendation.
Other clinicians in Covenant Medical Center Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2013 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821437088 |
| 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