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DR. RYAN GEOFFREY FABRIZIUS M.D.
NPI 1851683122
Internal Medicine in Chicago, IL

Active since May 05, 2011PECOS EnrolledAccepts Medicare Assignment
3860 W OGDEN AVE, CHICAGO, IL 60623(872) 588-3000 Get Directions Write a Review

NPPES record last updated: May 26, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 26, 2021, Jan 29, 2016 (2 updates tracked since 2016).

About Dr. Ryan Geoffrey Fabrizius M.d. NPPES

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

DR. RYAN GEOFFREY FABRIZIUS M.D. (NPI 1851683122) is an individual internal medicine provider in Chicago, Illinois, licensed in Minnesota (55895) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS, is affiliated with Mt Sinai Hospital Medical Center, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2011).

NPPES Registry Identity

NPI1851683122
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. RYAN GEOFFREY FABRIZIUSCredential: M.D.
Location Address3860 W OGDEN AVEChicago, IL 60623-2460
Mailing Address3860 W Ogden AveChicago, IL 60623-2460 · (872) 588-3000
Phone(872) 588-3000
Sole ProprietorYes
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2011
Enumeration DateMay 5, 2011
Last NPPES UpdateMay 26, 20212 updates tracked since enumeration
NPPES CertifiedMay 26, 2021
✔ NPI 1851683122 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MN · 55895
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 55895 (MN)
3860 W OGDEN AVE, Chicago, IL 60623
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

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. Ryan Geoffrey Fabrizius M.d. 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 ID2264679992
PECOS Enrollment IDI20161025002719
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.

Mt Sinai Hospital Medical Center

Acute Care Hospitals · Chicago, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140018
Location1500 S Fairfield AveChicago, IL 60608 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60623 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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 20

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

JOONGYU DANIEL SONG MD
Internal Medicine
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
ANNA TORNQUIST
Counselor (Professional)
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
DR. ALISHA RONETTE TILLMAN DO
Family Medicine
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
DR. THOMAS W BOCKLE M.D.
Pediatrics
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
EDWIN W MANGRAM II D.D.S.
Dentist
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
LINDSAY J MCCRACKEN P.A.-C
Physician Assistant
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
LISA ANNE WERNER PA
Physician Assistant
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
MRS. HEIDI MILLER NP
Nurse Practitioner
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000

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 Ryan Fabrizius's NPI number?

The NPI number for Ryan Fabrizius is 1851683122. It was assigned to this individual provider in the NPPES registry on May 5, 2011.

Where is Ryan Fabrizius located?

Ryan Fabrizius practices at 3860 W Ogden Ave, Chicago, IL 60623. The listed phone number is (872) 588-3000.

What is Ryan Fabrizius's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ryan Fabrizius enrolled in Medicare?

Yes. Ryan Fabrizius 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.

What insurance does Ryan Fabrizius accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Ryan Fabrizius as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ryan Fabrizius affiliated with any hospitals?

According to CMS data, Ryan Fabrizius is affiliated with Mt Sinai Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Ryan Fabrizius was last updated on May 26, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.