Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Matthew Posner, MD

Individual provider Anesthesiology Physician · NPI 1538122601

Dr. Matthew Posner, MD is an Anesthesiology in Grand Rapids, Michigan. Qualified in 1985, 41 years ago. Works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts, Michigan and North Carolina.

Years since qualifying
41
Licensed in
MA, MI, NC
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3333 Evergreen Dr NE
Grand Rapids, MI 49525-9756
Phone: (616) 364-4200
Fax: (616) 364-7347
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2131 S 17th St, Wilmington, NC 28401-7407 — (910) 667-7000

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 4301051435 (MI)
Anesthesiology Physician Taxonomy 207L00000X · Licence 157169 (MA)
Anesthesiology Physician Taxonomy 207L00000X · Licence 2026-03874 (NC)

Record details

NPI number1538122601
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 10, 2006
Last updated in NPPESJuly 21, 2026
Certification dateJuly 21, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Grand Rapids