Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ALYNA CHIEN MD
NPI 1023060308
Pediatrics in Chicago, IL

Q: What is the provider's specialty?

The provider's specialty is Pediatrics with taxonomy code 208000000X.

Active since May 16, 2006PECOS Enrolled

1501 S CALIFORNIA AVE, CHICAGO, IL 60608(773) 257-6770 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Alyna Chien Md NPPES

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

ALYNA CHIEN MD (NPI 1023060308) is an individual pediatrics provider in Chicago, Illinois and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023060308

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameALYNA CHIENCredential: MD

Location Address1501 S CALIFORNIA AVEChicago, IL 60608-1732

Mailing Address1501 S California AveChicago, IL 60608-1732 · (773) 257-6770

Phone(773) 257-6770

Sole ProprietorNo

Enumeration DateMay 16, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1023060308 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

1501 S CALIFORNIA AVE, Chicago, IL 60608

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alyna Chien 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 60608 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

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.