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MEI-YU HSU MD
NPI 1609864404
Pathology - Anatomic Pathology & Clinical Pathology in Coppell, TX

Active since October 06, 2005PECOS EnrolledAccepts Medicare Assignment
81.97/100
CMS Quality Rating
1111 S FREEPORT PKWY, COPPELL, TX 75019(866) 588-3280(866) 688-3280 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 24, 2026, Dec 15, 2022, Apr 4, 2022 and 1 more (4 updates tracked since 2018).

About Mei-yu Hsu Md NPPES

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

MEI-YU HSU MD (NPI 1609864404) is an individual anatomic pathology & clinical pathology provider in Coppell, Texas, licensed in Massachusetts (227536) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, maintains a secondary practice location in Boston, and is a graduate of Other (1992).

NPPES Registry Identity

NPI1609864404
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameMEI-YU HSUCredential: MD
Location Address1111 S FREEPORT PKWYCoppell, TX 75019-4435
Mailing Address1111 S Freeport PkwyCoppell, TX 75019-4435 · (866) 588-3280 · Fax (866) 688-3280
Phone(866) 588-3280
Fax(866) 688-3280
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateOctober 6, 2005
Last NPPES UpdateMarch 24, 20264 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
✔ NPI 1609864404 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in MA · 227536
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Also ListedPathology · DermatopathologyTaxonomy 207ZD0900X · License 35061 (IA)
Also ListedPathology · Anatomic PathologyTaxonomy 207ZP0101X · License 227536 (MA), 35061 (IA)
1111 S FREEPORT PKWY, Coppell, TX 75019
Open in Google Maps ↗

Secondary Practice Location 1

Location 175 Francis StBoston, MA 02115-6106 · Phone (617) 732-7510

Other Identifiers 4

Medicaid0291435IA
Other34198IA · Wellmark Bcbs
Other34197IA · Wellmark Bcbs
Medicaid1291435IA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mei-yu Hsu Md 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 ID2062418239
PECOS Enrollment IDI20070115000109
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Mei-yu Hsu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Metroplex Pathology Associates
Same address
Anatomic Pathology & Clinical Pathology
1111 S FREEPORT PKWY
Coppell, TX 75019
  • Reassigned Medicare billing, Massachusetts enrollment
  • 17 clinicians in this Medicare group
NPI 1942223029 (800) 979-8292
Atrius Health, Inc.
1,542 mi
Internal Medicine
330 BAKER AVENUE
Concord, MA 01742
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,317 clinicians in this Medicare group
NPI 1265655799 (978) 287-9300
Brigham & Womens Physicians Organization Inc
1,553 mi
Internal Medicine
75 FRANCIS ST
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 4,574 clinicians in this Medicare group
NPI 1033535497 (617) 732-5500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75019 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.97/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality63.95
Improvement Activities40

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.

INFORM DIAGNOSTICS, INC.
Pathology (Anatomic Pathology & Clinical Pathology)
1111 S FREEPORT PKWY
COPPELL, TX 75019
Dallas County (866) 588-3280
METROPLEX PATHOLOGY ASSOCIATES
Pathology (Anatomic Pathology & Clinical Pathology)
1111 S FREEPORT PKWY
COPPELL, TX 75019
Dallas County (800) 979-8292

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 Mei-yu Hsu's NPI number?

The NPI number for Mei-yu Hsu is 1609864404. It was assigned to this individual provider in the NPPES registry on October 6, 2005.

Where is Mei-yu Hsu located?

Mei-yu Hsu practices at 1111 S Freeport Pkwy, Coppell, TX 75019. The listed phone number is (866) 588-3280.

What is Mei-yu Hsu's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Mei-yu Hsu enrolled in Medicare?

Yes. Mei-yu Hsu 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.

Which organizations bill Medicare for Mei-yu Hsu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mei-yu Hsu reassigns Medicare benefits to 3 organizations: Metroplex Pathology Associates (Coppell, TX), Atrius Health, Inc. (Concord, MA) and Brigham & Womens Physicians Organization Inc (Boston, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mei-yu Hsu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mei-yu Hsu was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.