Quick answers
- Does Donald G. Kim accept Medicare assignment?
- Yes. Medicare's clinician data says Donald G. Kim 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 Donald G. Kim see?
- In 2024, CMS data shows 141 Original Medicare patients and 404 services for Donald G. Kim. This counts Original Medicare only and measures volume, not quality.
- What is Donald G. Kim's NPI number?
- 1548209000. 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 Donald G. Kim, 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 | 141 |
|---|---|
| Services billed to Medicare | 404 |
| Different services or procedures | 69 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)35 services
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)33 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)25 services
- Biopsy of large bowel using a flexible endoscope (45380)13 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)13 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 cholesterol68%
- High blood pressure67%
- Arthritis38%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)35%
- Depression29%
- Anxiety28%
Hospitals where Donald G. Kim works
Medicare's Facility Affiliation Data lists Donald G. Kim 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.
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230038
Practice locations
Addresses where Donald G. Kim is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.
- 15100 Whittaker WayGrand Haven, MI 49417 (616) 772‑4644
- 15100 Whittaker Way, Corewell Health Medical Group WestGrand Haven, MI 49417 (616) 935‑6280
- 2009 Holton RdMuskegon, MI 49445
- 2249 Wealthy St SE, 110 Corewell Health Medical Group WestEast Grand Rapids, MI 49506 (616) 391‑4600
- 4069 Lake Dr SEGrand Rapids, MI 49546
Group practices
Medicare enrollment lists Donald G. Kim as a member of this group (CMS data updated October 2, 2026).
- Spectrum Health Primary Care Partners2,294 clinicians in the group
Specialties
Find other Colorectal Surgery (Proctology) doctors in Michigan →
Other colorectal surgeons in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Other clinicians in Spectrum Health Primary Care Partners
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548209000 |
| 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