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

HAO A. LY MD
NPI 1861437378
Emergency Medicine in Crossville, TN

Q: What is Hao Ly's NPI number?

The NPI number for Hao Ly is 1861437378. It was assigned to this individual provider in the NPPES registry on June 18, 2006.

Q: What is Hao Ly's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Hao Ly was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 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 June 18, 2006PECOS Enrolled

77.89/100

CMS Quality Rating

421 S MAIN ST, CROSSVILLE, TN 38555(931) 484-9511 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 3, 2026, Aug 13, 2025 (2 updates tracked since 2025).

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About Hao A. Ly Md NPPES

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

HAO A. LY MD (NPI 1861437378) is an individual emergency medicine provider in Crossville, Tennessee, licensed in Pennsylvania (MD450962) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Wellsboro.

NPPES Registry Identity

NPI1861437378

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameHAO A. LYCredential: MD

Location Address421 S MAIN STCrossville, TN 38555-5048

Mailing Address1431 Centerpoint Blvd, Suite 100Knoxville, TN 37932-1984

Phone(931) 484-9511

Sole ProprietorYes

Enumeration DateJune 18, 2006

Last NPPES UpdateSeptember 3, 20262 updates tracked since enumeration

NPPES CertifiedAugust 8, 2025

✔ NPI 1861437378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

Licenses✔ Licensed in PA · MD450962✔ Licensed in TN · 29369

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

421 S MAIN ST, Crossville, TN 38555

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Secondary Practice Location 1

Location 132 Central AvenueWellsboro, PA 16901-1840 · Phone (570) 723-7764

Other Identifiers 3

Medicaid3812851TN

Other3073524TN · Blue Cross Blue Shield Tn

OtherP00231561TN · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hao A. Ly Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

Medicare enrollment records show Hao Ly reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency Coverage, LLC

103 mi

Family Medicine

435 2ND ST
Newport, TN 37821

Reassigned Medicare billing, Tennessee enrollment
664 clinicians in this Medicare group

NPI 1427005008 (423) 625-2200

Eagle Creek Emergency Group, PC

186 mi

Emergency Medicine

301 TYSON AVE
Paris, TN 38242

Reassigned Medicare billing, Tennessee enrollment
65 clinicians in this Medicare group

NPI 1134627557 (731) 642-1220

Mnr Industries, LLC

494 mi

Urgent Care

10416 CAMPUS WAY S
Upper Marlboro, MD 20774

Reassigned Medicare billing, District of Columbia enrollment
132 clinicians in this Medicare group

NPI 1194195008 (301) 316-9620

Emergency Physician Associates Of Pennsylvania, PC

514 mi

Emergency Medicine

300 HIGHLAND AVE
Hanover, PA 17331

Reassigned Medicare billing, Pennsylvania enrollment
298 clinicians in this Medicare group

NPI 1619990900 (717) 633-2000

Emergency Care Services Of Pennsylvania, P.C.

616 mi

Emergency Medicine

575 N RIVER ST
Wilkes Barre, PA 18764

Reassigned Medicare billing, Pennsylvania enrollment
Medicare enrollment name: Emergency Care Services Of Pennsylvania PC
329 clinicians in this Medicare group

NPI 1235374927 (570) 552-1000

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

272 services235 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

101 services91 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

29 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38555 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

$81.53 typical visit price

range $52.64 – $160.89

Typical copayment $20.38 (range $13.16 – $40.22)

Most-billed visit code 99203

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

77.89/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

90.07

Promoting Interoperability

100

Improvement Activities

Cost

36.25

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.

LISA MARIE COONTZ

Nurse Practitioner (Family)