Quick answers
- Does Joanne A. Dettro accept Medicare assignment?
- Yes. Medicare's clinician data says Joanne A. Dettro 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 Joanne A. Dettro see?
- In 2024, CMS data shows 18 Original Medicare patients and 29 services for Joanne A. Dettro. This counts Original Medicare only and measures volume, not quality.
- What is Joanne A. Dettro's NPI number?
- 1942730635. 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 Joanne A. Dettro, 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 | 18 |
|---|---|
| Services billed to Medicare | 29 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 54 |
Hospitals where Joanne A. Dettro works
Medicare's Facility Affiliation Data lists Joanne A. Dettro 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.
- Edward W Sparrow HospitalLansing, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230230
Practice locations
Addresses where Joanne A. Dettro is enrolled with Medicare (CMS data updated October 2, 2026).
- 1200 E Michigan Ave, 445 Sparrow Lansing Ob/gyn AssociatesLansing, MI 48912 (517) 364‑5210
- 1600 W Grand River Ave, 1 Sparrow Lansing Ob/gyn AssociatesOkemos, MI 48864 (517) 381‑6870
Group practices
Medicare enrollment lists Joanne A. Dettro as a member of this group (CMS data updated October 2, 2026).
- Edward W Sparrow Hospital Association730 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Lansing
Clinicians with the same Medicare primary specialty in Lansing, MI — not a recommendation.
Other clinicians in Edward W Sparrow Hospital Association
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942730635 |
| 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