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

MARIA YAO MD
NPI 1255918959
Pediatrics in Tacoma, WA

Q: What is Maria Yao's NPI number?

The NPI number for Maria Yao is 1255918959. It was assigned to this individual provider in the NPPES registry on March 27, 2021.

Q: What is Maria Yao's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Maria Yao was last updated on July 10, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since March 27, 2021PECOS Enrolled

1148 BROADWAY STE 100, TACOMA, WA 98402(253) 268-1170 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 10, 2026, Aug 20, 2024, Mar 27, 2021 (3 updates tracked since 2021).

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About Maria Yao Md NPPES

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

MARIA YAO MD (NPI 1255918959) is an individual pediatrics provider in Tacoma, Washington, licensed in Washington (MD70107653) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1255918959

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARIA YAOCredential: MD

Location Address1148 BROADWAY STE 100Tacoma, WA 98402-3518

Mailing Address1148 Broadway Ste 100Tacoma, WA 98402-3518

Phone(253) 268-1170

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateMarch 27, 2021

Last NPPES UpdateJuly 10, 20263 updates tracked since enumeration

NPPES CertifiedJuly 10, 2026

✔ NPI 1255918959 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in WA · MD70107653

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.

1148 BROADWAY STE 100, Tacoma, WA 98402

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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)

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

PECOS PAC ID42799173

PECOS Enrollment IDI20260210000596

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 98402 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

$88.29 typical visit price

range $57.27 – $172.80

Typical copayment $22.07 (range $14.31 – $43.20)

Most-billed visit code 99203

Established Patient

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

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.

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