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

Ryan Donald McQuillen, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1770826612

Ryan Donald McQuillen, MD is an Internal Medicine in Chicago, Illinois. Qualified in 2013, 13 years ago. Practices with Usacs Integrated Acute Care Services of Ohio LLC, a 234-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
13
Licensed in
IL
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Chicago, IL

No coordinates on file. Search this address in Google Maps

Additional practice locations (1)

  • 3535 Olentangy River Rd, Columbus, OH 43214-3908 — (614) 566-3322

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 125069859 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1770826612
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2013
Last updated in NPPESApril 20, 2018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Usacs Integrated Acute Care Services Of Ohio Llc — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Chicago