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DR. IVAN GUAN MD
NPI 1649850348
Psychiatry & Neurology - Neurology in Chicago, IL

Active since April 08, 2021PECOS Enrolled
5841 S MARYLAND AVE # 2030, CHICAGO, IL 60637(773) 702-6222 Get Directions Write a Review

NPPES record last updated: June 12, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jun 12, 2025, Apr 8, 2021 (2 updates tracked since 2021).

About Dr. Ivan Guan Md NPPES

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

DR. IVAN GUAN MD (NPI 1649850348) is an individual neurology provider in Chicago, Illinois, licensed in Illinois (036.175387) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1649850348
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. IVAN GUANCredential: MD
Location Address5841 S MARYLAND AVE # 2030Chicago, IL 60637-1443
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Phone(773) 702-6222
Sole ProprietorNo
Enumeration DateApril 8, 2021
Last NPPES UpdateJune 12, 20252 updates tracked since enumeration
NPPES CertifiedJune 12, 2025
✔ NPI 1649850348 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in IL · 036.175387
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
5841 S MARYLAND AVE # 2030, Chicago, IL 60637
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Secondary Practice Location 1

Location 1550 1st AveNew York, NY 10016-6402 · Phone (212) 263-5506

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ivan Guan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60637 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 3

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

SARI MICHELLE GRAD
Psychiatry & Neurology (Neurology)
5841 S MARYLAND AVE # 2030
CHICAGO, IL 60637
Cook County (773) 702-6222
DR. RIM KARAM
Psychiatry & Neurology (Neurology)
5841 S MARYLAND AVE # 2030
CHICAGO, IL 60637
Cook County (773) 702-6222
CEDRIC JUAN MCKOY APN
Nurse Practitioner (Acute Care)
5841 S MARYLAND AVE # 2030
CHICAGO, IL 60637
Cook County (773) 834-7854

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 Ivan Guan's NPI number?

The NPI number for Ivan Guan is 1649850348. It was assigned to this individual provider in the NPPES registry on April 8, 2021.

Where is Ivan Guan located?

Ivan Guan practices at 5841 S Maryland Ave # 2030, Chicago, IL 60637. The listed phone number is (773) 702-6222.

What is Ivan Guan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Ivan Guan enrolled in Medicare?

Yes. Ivan Guan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ivan Guan was last updated on June 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.