LILY CHEN MD
NPI 1710623541
Internal Medicine in Houston, TX

Q: What is Lily Chen's NPI number?

The NPI number for Lily Chen is 1710623541. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Q: What is Lily Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Lily Chen was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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 May 05, 2022PECOS Enrolled

6431 FANNIN STREET, MSB 1.134, HOUSTON, TX 77030(713) 500-6500 Get Directions Write a Review

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

On this page

About Lily Chen Md NPPES

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

LILY CHEN MD (NPI 1710623541) is an individual internal medicine provider in Houston, Texas, licensed in Texas (U5654) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of Univeristy Of Texas Rio Grande Valley Med School (2022).

NPPES Registry Identity

NPI1710623541

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameLILY CHENCredential: MD

Location Address6431 FANNIN STREET, MSB 1.134Houston, TX 77030

Mailing Address6431 Fannin StHouston, TX 77030-1501

Phone(713) 500-6500

Sole ProprietorNo

Medical School CMSUniveristy Of Texas Rio Grande Valley Med SchoolGraduated 2022

Enumeration DateMay 5, 2022

Last NPPES UpdateFebruary 25, 2026

NPPES CertifiedFebruary 25, 2026

✔ NPI 1710623541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in TX · U5654

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

6431 FANNIN STREET, Houston, TX 77030

Open in Google Maps ↗

Secondary Practice Location 1

Location 11515 Holcombe BlvdHouston, TX 77030-4000 · Phone (713) 792-6161

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

PECOS PAC ID2961985924

PECOS Enrollment IDI20260309002466

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 Reassignment

Medicare enrollment records show Lily Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Physicians Referral Service

0.4 mi

Multi-Specialty

1515 HOLCOMBE BLVD
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
2,675 clinicians in this Medicare group

NPI 1073574810 (713) 792-6161

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 77030 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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.

SANDHYA AVULA MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, SUITE NUMBER MSB 3
HOUSTON, TX 77030

Harris County (713) 500-6397

MR. TOMOKI KINOSHITA M.D.

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, SUITE 1014
HOUSTON, TX 77030

Harris County (713) 500-7722

KEVIN PRAFUL PATEL DO

Emergency Medicine

6431 FANNIN STREET, JJL270
HOUSTON, TX 77030

Harris County (346) 262-8158

CHRISTINA ROLANDELLI MD

Anesthesiology

6431 FANNIN STREET, SUITE MSB 5.196
HOUSTON, TX 77030

Harris County (713) 500-6223

HASAAN SIDDIQUI

Radiology (Diagnostic Radiology)

6431 FANNIN STREET, MSB 2.010A
HOUSTON, TX 77030

Harris County (713) 500-7488

SHARON R PAN MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (713) 500-6526

OMAR SHAIKH

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (214) 648-5617

DR. STEPHANIE CHIDINMA ASSIMONYE MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 2.116
HOUSTON, TX 77030

Harris County (713) 500-7614

JANET NWOKOLO-ANIEKWU M.D.

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, SUITE JJL 310
HOUSTON, TX 77030

Harris County (512) 804-9948

LEVANI IASHVILI MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 2.262
HOUSTON, TX 77030

Harris County (346) 565-2900

MISS JOCELYN DERIENNE MACK URSUA

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (318) 210-7066

YARA NEAIMEH MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 3200
HOUSTON, TX 77030

Harris County (713) 500-7094

REX ALVIN DE GUZMAN PAULINO M.D.

Family Medicine (Hospice and Palliative Medicine)

6431 FANNIN STREET, MSB 5.111
HOUSTON, TX 77030

Harris County (713) 500-6295

DR. SAMIM SYED JAFRI M.D.

Internal Medicine (Pulmonary Disease)

6431 FANNIN STREET, SUITE MSB 1.434
HOUSTON, TX 77030

Harris County (832) 325-7222

CYNTHIA ORANTES MD

Emergency Medicine

6431 FANNIN STREET, SUITE JJL 431
HOUSTON, TX 77030

Harris County (713) 500-7878

JUSTIN SALMAN DO

Internal Medicine

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (713) 500-6526

EVELYN TRAN MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (713) 500-6526

MARCUS A FLOREZ

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134
HOUSTON, TX 77030

Harris County (713) 500-6526

MR. MUHAMMAD JAFAR KHAN

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 1.134, DEPT OF INTERNAL MEDICINE
HOUSTON, TX 77030

Harris County (713) 500-6526

MARINA ATEF AWAD MICHAEL MD

Student in an Organized Health Care Education/Training Program

6431 FANNIN STREET, MSB 2.262
HOUSTON, TX 77030

Harris County (713) 500-5302

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 Lily Chen's NPI number?

The NPI number for Lily Chen is 1710623541. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Where is Lily Chen located?

Lily Chen practices at 6431 Fannin Street Msb 1.134, Houston, TX 77030. The listed phone number is (713) 500-6500.

What is Lily Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Lily Chen enrolled in Medicare?

Yes. Lily Chen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lily Chen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lily Chen reassigns Medicare benefits to Physicians Referral Service (Houston, TX). The 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 Lily Chen'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 Lily Chen was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.