MARY YUN
NPI 1245997634
Nurse Practitioner - Acute Care in Dallas, TX

Q: What is Mary Yun's NPI number?

The NPI number for Mary Yun is 1245997634. It was assigned to this individual provider in the NPPES registry on November 20, 2021.

Q: What is Mary Yun's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Q: When was this NPI record last updated?

The NPPES record for Mary Yun was last updated on March 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since November 20, 2021PECOS EnrolledAccepts Medicare Assignment

6201 HARRY HINES BLVD, DALLAS, TX 75390(651) 728-2277 Get Directions Write a Review

NPPES record last updated: March 7, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 7, 2025, Dec 13, 2023, May 26, 2023 and 1 more (4 updates tracked since 2021).

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About Mary Yun NPPES

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

MARY YUN (NPI 1245997634) is an individual acute care provider in Dallas, Texas, licensed in Texas (1118059) and active in the NPI registry since November 2021. She is enrolled in Medicare PECOS, is affiliated with Ut Southwestern University Hospital - William P. Clements Jr., and is a graduate of Other (2022).

NPPES Registry Identity

NPI1245997634

Entity TypeIndividualFemale

Primary Taxonomy363LA2100X

Provider Legal NameMARY YUN

Location Address6201 HARRY HINES BLVDDallas, TX 75390-1452

Mailing AddressPo Box 845347Dallas, TX 75284-7208

Phone(651) 728-2277

Sole ProprietorNo

Medical School CMSOtherGraduated 2022

Enumeration DateNovember 20, 2021

Last NPPES UpdateMarch 7, 20254 updates tracked since enumeration

NPPES CertifiedMarch 7, 2025

✔ NPI 1245997634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2100X

License✔ Licensed in TX · 1118059

Also ListedNurse PractitionerTaxonomy 363L00000X · License 1118059 (TX)

6201 HARRY HINES BLVD, Dallas, TX 75390

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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

Mary Yun 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 ID3870014715

PECOS Enrollment IDI20250307000044

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ut Southwestern University Hospital - William P. Clements Jr.

Acute Care Hospitals · Dallas, TX

5/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450044

Location6201 Harry Hines BlvdDallas, TX 75390 · Dallas County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75390 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

$88.19 typical visit price

range $57.18 – $172.86

Typical copayment $22.04 (range $14.29 – $43.21)

Most-billed visit code 99203

Established Patient

$100.80 typical visit price

range $18.48 – $141.20

Typical copayment $25.20 (range $4.62 – $35.30)

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 20

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

ALVIN A CHANDRA M.D.

Internal Medicine (Cardiovascular Disease)