MINHTHAO THI NGUYEN DO
NPI 1013408343
Internal Medicine - Endocrinology, Diabetes & Metabolism in Westminster, CA

Q: What is Minhthao Nguyen's NPI number?

The NPI number for Minhthao Nguyen is 1013408343. It was assigned to this individual provider in the NPPES registry on May 22, 2018.

Q: What is Minhthao Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Minhthao Nguyen was last updated on April 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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 22, 2018PECOS EnrolledAccepts Medicare Assignment

10301 BOLSA AVE STE 103, WESTMINSTER, CA 92683(657) 606-1484(657) 600-6648 Get Directions Write a Review

NPPES record last updated: April 20, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 20, 2024, Sep 20, 2021, Dec 19, 2020 and 1 more (4 updates tracked since 2018).

On this page

About Minhthao Thi Nguyen Do NPPES

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

MINHTHAO THI NGUYEN DO (NPI 1013408343) is an individual endocrinology, diabetes & metabolism provider in Westminster, California, licensed in California (20A18758) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, maintains a secondary practice location in Sacramento, and is a graduate of At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa (2018).

NPPES Registry Identity

NPI1013408343

Entity TypeIndividualFemale

Primary Taxonomy207RE0101X

Provider Legal NameMINHTHAO THI NGUYENCredential: DO

Location Address10301 BOLSA AVE STE 103Westminster, CA 92683-6784

Mailing Address10301 Bolsa Ave Ste 103Westminster, CA 92683-6784

Phone(657) 606-1484

Fax(657) 600-6648

Sole ProprietorYes

Medical School CMSAt Still Un Of Hlth Sciences, Col Of Osteo Med, MesaGraduated 2018

Enumeration DateMay 22, 2018

Last NPPES UpdateApril 20, 20244 updates tracked since enumeration

NPPES CertifiedApril 20, 2024

✔ NPI 1013408343 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in CA · 20A18758

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Also ListedGeneral Acute Care HospitalTaxonomy 282N00000X

10301 BOLSA AVE STE 103, Westminster, CA 92683

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Secondary Practice Location 1

Location 14150 V Street, PSSB, Suite G400Sacramento, CA 95816-9581 · Phone (916) 734-8328 · Fax (657) 600-6648

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

Minhthao Thi Nguyen Do 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 ID4082962899

PECOS Enrollment IDI20231113000646

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 Minhthao Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Minhthao Thi Nguyen Do Inc

Same address

Endocrinology, Diabetes & Metabolism

10301 BOLSA AVE STE 103
Westminster, CA 92683

Reassigned Medicare billing, California enrollment

NPI 1962280438 (657) 606-1484

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 8

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 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.

687 services103 patients

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.

409 services70 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.

131 services113 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

86 services28 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

78 services50 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

77 services77 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92683 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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

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

MINHTHAO THI NGUYEN DO INC

Internal Medicine (Endocrinology, Diabetes & Metabolism)

10301 BOLSA AVE STE 103
WESTMINSTER, CA 92683

Orange County (657) 606-1484

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 Minhthao Nguyen's NPI number?

The NPI number for Minhthao Nguyen is 1013408343. It was assigned to this individual provider in the NPPES registry on May 22, 2018.

Where is Minhthao Nguyen located?

Minhthao Nguyen practices at 10301 Bolsa Ave Ste 103, Westminster, CA 92683. The listed phone number is (657) 606-1484.

What is Minhthao Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Minhthao Nguyen enrolled in Medicare?

Yes. Minhthao 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 organization bills Medicare for Minhthao Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Minhthao Nguyen reassigns Medicare benefits to Minhthao Thi Nguyen Do Inc (Westminster, CA). 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 Minhthao Nguyen'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 Minhthao Nguyen was last updated on April 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.