Donald Willman, D.O.
NPI 1184641771 · Emergency Medicine Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Willman, D.O. is a Emergency Medicine Physician provider in Grand Rapids, MI (NPI 1184641771).
Provider details
- NPI number
- 1184641771
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- OS-3647 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
314 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 151 | $146 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 113 | $173 |
| Advance Care Planning, First 30 Minutes99497 | 38 | $72 |
| Advance Care Planning, First 30 Minutes99497 | 12 | $79 |
Typical Medicare-allowed amounts for these services range $72–$173 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 277 | 34 |
| Levothyroxine Sodium | 139 | 20 |
| Metformin Hcl | 114 | 14 |
| Sertraline Hcl | 106 | 13 |
| Apixabanbrand: Eliquis | 103 | 13 |
| Lisinopril | 96 | 13 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2019-02-01
Frequently asked questions
- What is Donald Willman's NPI number?
- Donald Willman's National Provider Identifier (NPI) is 1184641771, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Willman's specialty?
- Donald Willman is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Willman located?
- Donald Willman's practice location on file with NPPES is 751 Kenmoor Avenue Se Brightwave Pain Therapy, Grand Rapids, MI 49546.
- What is Donald Willman's phone number?
- The practice phone number listed in the NPPES registry for Donald Willman is (616) 608-5551.
- Does Donald Willman accept Medicare?
- Donald Willman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Willman's NPI active?
- Yes — Donald Willman's NPI (1184641771) is active in the NPPES registry as of the last update on 2019-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.