Quick answers
- Does Jill M. Buist accept Medicare assignment?
- Yes. Medicare's clinician data says Jill M. Buist 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 Jill M. Buist see?
- In 2024, CMS data shows 226 Original Medicare patients and 233 services for Jill M. Buist. This counts Original Medicare only and measures volume, not quality.
- What is Jill M. Buist's NPI number?
- 1346209434. 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 Jill M. Buist, 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 | 226 |
|---|---|
| Services billed to Medicare | 233 |
| Different services or procedures | 33 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Anesthesia for exam of colon using an endoscope (00812)42 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)36 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)24 services
- Anesthesia for other procedure on eye (00140)22 services
- Anesthesia for lens surgery (00142)17 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 cholesterol72%
- High blood pressure71%
- Arthritis46%
- Diabetes30%
- Chronic kidney disease24%
- Ischemic heart disease23%
Practice locations
Addresses where Jill M. Buist is enrolled with Medicare (CMS data updated October 2, 2026).
- 4599 Towne Centre RdSaginaw, MI 48604 (734) 421‑3300
- 800 S Washington AveSaginaw, MI 48601 (989) 907‑8200
Group practices
Medicare enrollment lists Jill M. Buist as a member of these groups (CMS data updated October 2, 2026).
- Resource Anesthesiology Associates of MI PC61 clinicians in the group
- Anesthesia Associates of the Lower Peninsula PC25 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Michigan →
Other nurse anesthetists in Saginaw
Clinicians with the same Medicare primary specialty in Saginaw, MI — not a recommendation.
Other clinicians in Resource Anesthesiology Associates of MI PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346209434 |
| 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