Matthew Biersack, MD
NPI 1396944971 · Hospitalist Physician · Grand Rapids, MI
Matthew Biersack, MD is a Hospitalist Physician provider in Grand Rapids, MI (NPI 1396944971).
Provider details
- NPI number
- 1396944971
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301090519 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-13
- Last updated
- 2022-04-22
- Certified
- 2022-04-22
Frequently asked questions
- What is Matthew Biersack's NPI number?
- Matthew Biersack's National Provider Identifier (NPI) is 1396944971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Biersack's specialty?
- Matthew Biersack is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Biersack located?
- Matthew Biersack's practice location on file with NPPES is 200 Jefferson Se, Grand Rapids, MI 49503.
- What is Matthew Biersack's phone number?
- The practice phone number listed in the NPPES registry for Matthew Biersack is (616) 685-5000.
- Is Matthew Biersack's NPI active?
- Yes — Matthew Biersack's NPI (1396944971) is active in the NPPES registry as of the last update on 2022-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.