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

Michael L Greising, MD

Individual provider Internal Medicine Physician · NPI 1629071329

Michael L Greising, MD is an Internal Medicine in Park Ridge, Illinois. Qualified in 1989, 37 years ago. Practices with Prime Healthcare Illinois Medical Group LLC, a 281-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
37
Licensed in
IL
In the registry since
2005
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

205 S Northwest Hwy Ste 130
Park Ridge, IL 60068-5802
Phone: (847) 292-5200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 132 S Prospect Ave, Park Ridge, IL 60068-4064 — (847) 825-5463

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036083268 (IL)

Record details

NPI number1629071329
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2005
Last updated in NPPESMarch 17, 2021
Certification dateMarch 17, 2021
Mailing address132 S Prospect Ave, Park Ridge, IL 60068-4064

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Prime Healthcare Illinois Medical Group Llc — 281 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Park Ridge