Quick answers
- Does Stella N. Hennen accept Medicare assignment?
- Yes. Medicare's clinician data says Stella N. Hennen 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 Stella N. Hennen see?
- In 2024, CMS data shows 93 Original Medicare patients and 391 services for Stella N. Hennen. This counts Original Medicare only and measures volume, not quality.
- What is Stella N. Hennen's NPI number?
- 1114108750. 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 Stella N. Hennen, 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 | 93 |
|---|---|
| Services billed to Medicare | 391 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Closure of tear duct opening using plug (68761)82 services
- Established patient problem focused exam of visual system (92012)69 services
- Test for allergy using allergenic extract applied to eye (95060)53 services
- New patient complete exam of visual system (92004)36 services
- Established patient complete exam of visual system (92014)21 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 pressure68%
- High cholesterol59%
- Arthritis39%
- Diabetes26%
- Depression23%
- Chronic kidney disease22%
Practice locations
Addresses where Stella N. Hennen is enrolled with Medicare (CMS data updated October 2, 2026).
- 3033 Excelsior Blvd, Suite 205Minneapolis, MN 55416 (612) 470‑9871
- 3300 Oakdale Ave NRobbinsdale, MN 55422
- 3366 Oakdale Ave N, Suite 200Robbinsdale, MN 55422 (763) 520‑5200
Group practices
Medicare enrollment lists Stella N. Hennen as a member of this group (CMS data updated October 2, 2026).
- North Memorial Health Care504 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Minneapolis
Clinicians with the same Medicare primary specialty in Minneapolis, MN — not a recommendation.
Other clinicians in North Memorial Health Care
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114108750 |
| 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
- 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