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EVELYN CHUA MD
NPI 1184652059
Internal Medicine in The Woodlands, TX

Active since June 29, 2006PECOS EnrolledAccepts Medicare Assignment
7 SWITCHBUD PL STE 316, THE WOODLANDS, TX 77380(281) 810-9195(281) 815-2083 Get Directions Write a Review

NPPES record last updated: March 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 10, 2026, Jan 26, 2021 (2 updates tracked since 2021).

About Evelyn Chua Md NPPES

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

EVELYN CHUA MD (NPI 1184652059) is an individual internal medicine provider in The Woodlands, Texas, licensed in Texas (L3941) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Willowbrook Hospital, and is a graduate of Other (1989).

NPPES Registry Identity

NPI1184652059
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameEVELYN CHUACredential: MD
Location Address7 SWITCHBUD PL STE 316The Woodlands, TX 77380-3700
Mailing Address7 Switchbud Pl Ste 316The Woodlands, TX 77380-3700 · (281) 810-9195 · Fax (281) 815-2083
Phone(281) 810-9195
Fax(281) 815-2083
Sole ProprietorNo
Medical School CMSOtherGraduated 1989
Enumeration DateJune 29, 2006
Last NPPES UpdateMarch 10, 20262 updates tracked since enumeration
NPPES CertifiedMarch 10, 2026
✔ NPI 1184652059 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · L3941
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.
Also ListedInternal Medicine · Adolescent MedicineTaxonomy 207RA0000X · License L3941 (TX)
Also ListedHospitalistTaxonomy 208M00000X · License L3941 (TX)
7 SWITCHBUD PL STE 316, The Woodlands, TX 77380
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Molina Healthcare.Insurance ›

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

Evelyn Chua 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 ID5991883381
PECOS Enrollment IDI20080425000268
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

5

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

Evelyn Chua MD PLLC
13 mi
Internal Medicine
7 SWITCHBUD PL, STE 316
The Woodlands, TX 77380
  • Reassigned Medicare billing, Texas enrollment
NPI 1407229487 (281) 810-9195
Hospitalist Medicine Physicians Of Texas, PLLC
25 mi
Internal Medicine
18951 N MEMORIAL DR
Humble, TX 77338
  • Reassigned Medicare billing, Texas enrollment
  • 2,009 clinicians in this Medicare group
NPI 1629307095 (281) 540-7700
Tmh Physician Associates PLLC
43 mi
Ophthalmology
6550 FANNIN ST, SUITE 447
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 2,407 clinicians in this Medicare group
NPI 1275779225 (713) 441-7389
Houston Methodist Specialty Physicians
43 mi
Otolaryngology
7550 GREENBRIAR DR STE 600
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 1,579 clinicians in this Medicare group
NPI 1902614332 (281) 414-6055
Hcc Of Laredo LLC
313 mi
Internal Medicine
1700 E SAUNDERS ST
Laredo, TX 78041
  • Reassigned Medicare billing, Texas enrollment
  • 94 clinicians in this Medicare group
NPI 1942712252 (866) 931-8882

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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
1,674 services205 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
590 services347 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
202 services174 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
122 services121 patients

Hospital Affiliations CMS Care Compare 2

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

Houston Methodist Willowbrook Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450844
Location18220 State Highway 249Houston, TX 77070 · Harris County
Emergency services Birthing friendly

Houston Methodist The Woodlands Hospital

Acute Care Hospitals · The Woodlands, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670122
Location17201 Interstate 45 SouthThe Woodlands, TX 77385 · Montgomery County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77380 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.

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 Evelyn Chua's NPI number?

The NPI number for Evelyn Chua is 1184652059. It was assigned to this individual provider in the NPPES registry on June 29, 2006.

Where is Evelyn Chua located?

Evelyn Chua practices at 7 Switchbud Pl Ste 316, The Woodlands, TX 77380. The listed phone number is (281) 810-9195.

What is Evelyn Chua's specialty?

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

Is Evelyn Chua enrolled in Medicare?

Yes. Evelyn Chua 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 Evelyn Chua's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Evelyn Chua reassigns Medicare benefits to 5 organizations: Evelyn Chua MD PLLC (The Woodlands, TX), Hospitalist Medicine Physicians Of Texas, PLLC (Humble, TX), Tmh Physician Associates PLLC (Houston, TX), Houston Methodist Specialty Physicians (Houston, TX) and Hcc Of Laredo LLC (Laredo, TX). 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 Evelyn Chua's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Evelyn Chua accept?

Health plans from Blue Cross and Blue Shield of Texas and Molina Healthcare list Evelyn Chua 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.

Is Evelyn Chua affiliated with any hospitals?

According to CMS data, Evelyn Chua is affiliated with Houston Methodist Willowbrook Hospital and Houston Methodist The Woodlands Hospital.

When was this NPI record last updated?

The NPPES record for Evelyn Chua was last updated on March 10, 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.