Mark Boelkins, MD
NPI 1942396437 · Nephrology Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Boelkins, MD is a Nephrology Physician provider in Grand Rapids, MI (NPI 1942396437).
Provider details
- NPI number
- 1942396437
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301047768 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 139 | 42 |
| Carvedilol | 79 | 28 |
| Amlodipine Besylate | 68 | 31 |
| Atorvastatin Calcium | 67 | 30 |
| Valsartan | 62 | 26 |
| Metoprolol Succinate | 51 | 21 |
| Pravastatin Sodium | 47 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2021-10-29
- Certified
- 2021-10-29
Frequently asked questions
- What is Mark Boelkins's NPI number?
- Mark Boelkins's National Provider Identifier (NPI) is 1942396437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Boelkins's specialty?
- Mark Boelkins is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Boelkins located?
- Mark Boelkins's practice location on file with NPPES is 330 E Beltline Ave Ne, Grand Rapids, MI 49506-1267.
- What is Mark Boelkins's phone number?
- The practice phone number listed in the NPPES registry for Mark Boelkins is (616) 752-6235.
- Does Mark Boelkins accept Medicare?
- Mark Boelkins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Boelkins's NPI active?
- Yes — Mark Boelkins's NPI (1942396437) is active in the NPPES registry as of the last update on 2021-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.