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

Dr. Eric Riley Patten, MD

Individual provider Hospitalist Physician · NPI 1912643305

Dr. Eric Riley Patten, MD is a Hospitalist in Elmhurst, Illinois. Qualified in 2020, 6 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
6
Licensed in
IL
In the registry since
2022
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

155 E Brush Hill Rd Hospital Medicine
Elmhurst, IL 60126-5658
Phone: (331) 221-8952
Fax: (331) 221-3782
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4461 State Route 159 Ste A, Chillicothe, OH 45601-6000 — (740) 779-4900

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036176454 (IL)

Record details

NPI number1912643305
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 9, 2022
Last updated in NPPESAugust 7, 2025
Certification dateAugust 7, 2025
Mailing address4461 State Route 159 Ste A, Chillicothe, OH 45601-6000

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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