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DR. YENWEN CHAO DO
NPI 1417164153
Psychiatry & Neurology - Neurology in San Antonio, TX

Active since May 16, 2007PECOS EnrolledAccepts Medicare Assignment
23610 IH 10 W STE 107, SAN ANTONIO, TX 78257(210) 920-6599(210) 920-6586 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 23, 2025, Aug 10, 2023, Oct 23, 2019 (3 updates tracked since 2019).

About Dr. Yenwen Chao Do NPPES

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

DR. YENWEN CHAO DO (NPI 1417164153) is an individual neurology provider in San Antonio, Texas, licensed in Texas (N4338) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of University Of North Texas Hsc, College Of Osteopathic Med (2004).

NPPES Registry Identity

NPI1417164153
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. YENWEN CHAOCredential: DO
Location Address23610 IH 10 W STE 107San Antonio, TX 78257-1750
Mailing Address3218 Ivory CrkSan Antonio, TX 78258-1605 · (210) 788-9012
Phone(210) 920-6599
Fax(210) 920-6586
Sole ProprietorNo
Medical School CMSUniversity Of North Texas Hsc, College Of Osteopathic MedGraduated 2004
Enumeration DateMay 16, 2007
Last NPPES UpdateJune 23, 20253 updates tracked since enumeration
NPPES CertifiedJune 23, 2025
✔ NPI 1417164153 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 TX · N4338
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.
23610 IH 10 W STE 107, San Antonio, TX 78257
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Other Names 1

Professional Name (2)Dr. Wendy Chao Do

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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. Yenwen Chao Do 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 ID5092998658
PECOS Enrollment IDI20110321000440
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 78257 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 2

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

SIDYAN PLLC
Psychiatry & Neurology (Neurology)
23610 IH 10 W STE 107
SAN ANTONIO, TX 78257
Bexar County (210) 500-3144
SPRINGS DENTAL CARE
Dentist (General Practice)
23610 IH 10 W STE 107
SAN ANTONIO, TX 78257
Bexar County (210) 660-8807

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 Yenwen Chao's NPI number?

The NPI number for Yenwen Chao is 1417164153. It was assigned to this individual provider in the NPPES registry on May 16, 2007. The provider is also known as Dr. Wendy Chao Do.

Where is Yenwen Chao located?

Yenwen Chao practices at 23610 Ih 10 W Ste 107, San Antonio, TX 78257. The listed phone number is (210) 920-6599.

What is Yenwen Chao's specialty?

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

Is Yenwen Chao enrolled in Medicare?

Yes. Yenwen Chao 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 Yenwen Chao accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 5 other insurers list Yenwen Chao 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.

When was this NPI record last updated?

The NPPES record for Yenwen Chao was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.