DR. ERIC RILEY PATTEN MD
NPI 1912643305
Hospitalist in Elmhurst, IL

Q: What is Eric Patten's NPI number?

The NPI number for Eric Patten is 1912643305. It was assigned to this individual provider in the NPPES registry on May 9, 2022.

Q: What is Eric Patten's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Eric Patten was last updated on August 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 09, 2022PECOS EnrolledAccepts Medicare Assignment

155 E. BRUSH HILL RD., HOSPITAL MEDICINE, ELMHURST, IL 60126(331) 221-8952(331) 221-3782 Get Directions Write a Review

NPPES record last updated: August 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 7, 2025, May 9, 2022 (2 updates tracked since 2022).

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About Dr. Eric Riley Patten Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ERIC RILEY PATTEN MD (NPI 1912643305) is an individual hospitalist provider in Elmhurst, Illinois, licensed in Illinois (036176454) and active in the NPI registry since May 2022. He is enrolled in Medicare PECOS, is affiliated with Elmhurst Memorial Hospital, and maintains a secondary practice location in Chillicothe.

NPPES Registry Identity

NPI1912643305

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameDR. ERIC RILEY PATTENCredential: MD

Location Address155 E. BRUSH HILL RD., HOSPITAL MEDICINEElmhurst, IL 60126-5658

Mailing Address4461 State Route 159 Ste AChillicothe, OH 45601-6000 · (740) 779-4900 · Fax (740) 779-4909

Phone(331) 221-8952

Fax(331) 221-3782

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateMay 9, 2022

Last NPPES UpdateAugust 7, 20252 updates tracked since enumeration

NPPES CertifiedAugust 7, 2025

✔ NPI 1912643305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in IL · 036176454

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

155 E. BRUSH HILL RD., Elmhurst, IL 60126

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Secondary Practice Location 1

Location 14461 State Route 159 Ste AChillicothe, OH 45601-6000 · Phone (740) 779-4900 · Fax (740) 779-4909

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Eric Riley Patten Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456739051

PECOS Enrollment IDI20250819004882

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL

4/5 CMS rating

OwnershipProprietary

CMS Certification Number140200

Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60126 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. VITALIY ALEXANDER VULYKH APN-CRNA

Nurse Anesthetist, Certified Registered

155 E. BRUSH HILL RD., DEPARTMENT OF ANESTHESIA
ELMHURST, IL 60126

Dupage County (331) 221-3521

MARGARET M, BIANCOFIORI CRNA

Nurse Anesthetist, Certified Registered

155 E. BRUSH HILL RD., DEPARTMENT OF ANESTHESIA
ELMHURST, IL 60126

Dupage County (331) 221-3521

DR. VICKO GLUNCIC MD, PHD

Anesthesiology

155 E. BRUSH HILL RD., DEPARTMENT OF ANESTHESIA
ELMHURST, IL 60126

Dupage County (331) 221-3521

DR. ANUJ KHETARPAL MD

Anesthesiology (Pain Medicine)

155 E. BRUSH HILL RD., DEPARTMENT OF ANESETHESIA
ELMHURST, IL 60126

Dupage County (331) 221-3521

JENNIFER QUAM MD

Anesthesiology

155 E. BRUSH HILL RD., DEPARTMENT OF ANESTHESIA
ELMHURST, IL 60126

Dupage County (331) 221-1000

HUSSAM A. SYED MD

Internal Medicine

155 E. BRUSH HILL RD., HOSPITAL MEDICINE
ELMHURST, IL 60126

Dupage County (331) 221-1174

KEVIN THENGUMTHARAYIL MATHEW DO

Radiology (Diagnostic Radiology)

155 E. BRUSH HILL RD., DEPARTMENT OF RADIOLOGY
ELMHURST, IL 60126

Dupage County (331) 221-5420

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Eric Patten's NPI number?

The NPI number for Eric Patten is 1912643305. It was assigned to this individual provider in the NPPES registry on May 9, 2022.

Where is Eric Patten located?

Eric Patten practices at 155 E. Brush Hill Rd. Hospital Medicine, Elmhurst, IL 60126. The listed phone number is (331) 221-8952.

What is Eric Patten's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Eric Patten enrolled in Medicare?

Yes. Eric Patten is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Eric Patten affiliated with any hospitals?

According to CMS data, Eric Patten is affiliated with Elmhurst Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Eric Patten was last updated on August 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.