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DR. KIMBERLY QUYNH-THANH NGUYEN MD
NPI 1548843675
Internal Medicine in Houston, TX

Active since May 05, 2021PECOS EnrolledAccepts Medicare Assignment
13300 HARGRAVE RD STE 480, HOUSTON, TX 77070(281) 737-0587 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 13, 2026, May 5, 2026, Jul 17, 2024 and 1 more (4 updates tracked since 2021).

About Dr. Kimberly Quynh-thanh Nguyen Md NPPES

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

DR. KIMBERLY QUYNH-THANH NGUYEN MD (NPI 1548843675) is an individual internal medicine provider in Houston, Texas, licensed in Texas (W1647) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Memorial Regional Hospital, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1548843675
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. KIMBERLY QUYNH-THANH NGUYENCredential: MD
Location Address13300 HARGRAVE RD STE 480Houston, TX 77070-7374
Mailing Address13300 Hargrave Rd Ste 480Houston, TX 77070-7374 · (281) 737-0587
Phone(281) 737-0587
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMay 5, 2021
Last NPPES UpdateMay 13, 20264 updates tracked since enumeration
NPPES CertifiedMay 13, 2026
✔ NPI 1548843675 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in TX · W1647✔ Licensed in FL · ME165349
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.
13300 HARGRAVE RD STE 480, Houston, TX 77070
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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

Dr. Kimberly Quynh-thanh Nguyen 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 ID3870030661
PECOS Enrollment IDI20240729004018, I20260612003159
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 Kimberly Nguyen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Houston Methodist Specialty Physicians
20 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
Florida Hospital Medicine Services, LLC.
969 mi
Hospitalist
21644 STATE ROAD 7
Boca Raton, FL 33428
  • Reassigned Medicare billing, Florida enrollment
  • 516 clinicians in this Medicare group
NPI 1508873183 (561) 488-8000
Eastside Hospitalists Inc
977 mi
Hospitalist
3501 JOHNSON ST
Hollywood, FL 33021
  • Reassigned Medicare billing, Florida enrollment
  • 413 clinicians in this Medicare group
NPI 1285676957 (954) 265-2000

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.
94 services37 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.
29 services17 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.
28 services28 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.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Memorial Regional Hospital

Acute Care Hospitals · Hollywood, FL
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number100038
Location3501 Johnson StHollywood, FL 33021 · Broward County
Emergency services Birthing friendly

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77070 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 7

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

DR. DUC MINH VU MD
Hospitalist
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (281) 737-0587
RANA HAFEEZ KHAN M.D.
Internal Medicine (Nephrology)
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (281) 737-0587
MARI SEBASTIAN CASANOVA MENDOZA MD
Internal Medicine
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (281) 737-0587
DEREK ALLAN WOO M.D., M.B.A.
Internal Medicine
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (281) 737-0587
TANIA LALANI M.D.
Hospitalist
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (281) 737-0587
MIR TARIQ ALI MD
Internal Medicine (Nephrology)
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (346) 238-2600
YOUNGHEE KNIGHT D.O.
Hospitalist
13300 HARGRAVE RD STE 480
HOUSTON, TX 77070
Harris County (713) 739-1122

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 Kimberly Nguyen's NPI number?

The NPI number for Kimberly Nguyen is 1548843675. It was assigned to this individual provider in the NPPES registry on May 5, 2021.

Where is Kimberly Nguyen located?

Kimberly Nguyen practices at 13300 Hargrave Rd Ste 480, Houston, TX 77070. The listed phone number is (281) 737-0587.

What is Kimberly Nguyen's specialty?

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

Is Kimberly Nguyen enrolled in Medicare?

Yes. Kimberly Nguyen 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 Kimberly Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kimberly Nguyen reassigns Medicare benefits to 3 organizations: Houston Methodist Specialty Physicians (Houston, TX), Florida Hospital Medicine Services, LLC. (Boca Raton, FL) and Eastside Hospitalists Inc (Hollywood, FL). 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 Kimberly Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Kimberly Nguyen affiliated with any hospitals?

According to CMS data, Kimberly Nguyen is affiliated with Memorial Regional Hospital and Houston Methodist Willowbrook Hospital.

When was this NPI record last updated?

The NPPES record for Kimberly Nguyen was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.