Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ADAM YAO XIAO MD, PHD
NPI 1427637313
Otolaryngology in Indianapolis, IN

Q: What is Adam Xiao's NPI number?

The NPI number for Adam Xiao is 1427637313. It was assigned to this individual provider in the NPPES registry on April 7, 2021.

Q: What is Adam Xiao's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Q: When was this NPI record last updated?

The NPPES record for Adam Xiao was last updated on July 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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 April 07, 2021PECOS Enrolled

355 W 16TH ST STE 3000, INDIANAPOLIS, IN 46202(317) 948-3226 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 14, 2026, Apr 7, 2021 (2 updates tracked since 2021).

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About Dr. Adam Yao Xiao Md, Phd NPPES

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

DR. ADAM YAO XIAO MD, PHD (NPI 1427637313) is an individual otolaryngology provider in Indianapolis, Indiana, licensed in Indiana (010992181A) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and is a graduate of Louisiana State University School Of Medicine In Shreveport (2021).

NPPES Registry Identity

NPI1427637313

Entity TypeIndividualMale

Primary Taxonomy207Y00000X

Provider Legal NameDR. ADAM YAO XIAOCredential: MD, PHD

Location Address355 W 16TH ST STE 3000Indianapolis, IN 46202-2207

Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959

Phone(317) 948-3226

Sole ProprietorNo

Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 2021

Enumeration DateApril 7, 2021

Last NPPES UpdateJuly 14, 20262 updates tracked since enumeration

NPPES CertifiedJuly 14, 2026

✔ NPI 1427637313 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians

Taxonomy Code207Y00000X

License✔ Licensed in IN · 010992181A

Definition

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

355 W 16TH ST STE 3000, Indianapolis, IN 46202

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Other Identifiers 1

Medicaid300131511IN

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. Adam Yao Xiao Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9335526698

PECOS Enrollment IDI20260527001112

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 46202 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

$122.49 typical visit price

range $53.07 – $161.76

Typical copayment $30.62 (range $13.26 – $40.44)

Most-billed visit code 99204

Established Patient

$66.48 typical visit price

range $16.93 – $132.22

Typical copayment $16.62 (range $4.23 – $33.05)

Most-billed visit code 99213

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 13

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

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