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DR. TENEESE NGUYEN MD.
NPI 1043306673
Internal Medicine in Laguna Hills, CA

Active since October 04, 2006PECOS EnrolledAccepts Medicare Assignment
23141 VERDUGO DR, STE 201, LAGUNA HILLS, CA 92653(949) 215-5055(949) 215-5044 Get Directions Write a Review

NPPES record last updated: March 28, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 28, 2016, Feb 11, 2016 (2 updates tracked since 2016).

About Dr. Teneese Nguyen Md. NPPES

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

DR. TENEESE NGUYEN MD. (NPI 1043306673) is an individual internal medicine provider in Laguna Hills, California, licensed in California (A61958) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1043306673
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. TENEESE NGUYENCredential: MD.
Location Address23141 VERDUGO DR, STE 201Laguna Hills, CA 92653-1341
Mailing Address23141 Verdugo Dr, Ste 201Laguna Hills, CA 92653-1341 · (949) 215-5055 · Fax (949) 215-5044
Phone(949) 215-5055
Fax(949) 215-5044
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateOctober 4, 2006
Last NPPES UpdateMarch 28, 20162 updates tracked since enumeration
✔ NPI 1043306673 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A61958
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 · Hospice and Palliative MedicineTaxonomy 207RH0002X · License A61958 (CA)
23141 VERDUGO DR, Laguna Hills, CA 92653
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Other Identifiers 3

Medicaid00A061958CA
Medicare UPINH02139CA
Medicare ID-Type UnspecifiedW15494CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Teneese 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 ID1850286758
PECOS Enrollment IDI20110217000278
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.

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.

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.
281 services40 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.
89 services26 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307
A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.
42 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92653 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 2

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

ORANGE COUNTY PALLIATIVE CARE GROUP, A PROFESSIONAL MEDICAL CORP
Internal Medicine (Hospice and Palliative Medicine)
23141 VERDUGO DR, SUITE #201
LAGUNA HILLS, CA 92653
Orange County (949) 215-5055
PALLIATIVE CARE PHYSICIANS GROUP INC
Family Medicine (Hospice and Palliative Medicine)
23141 VERDUGO DR, 201
LAGUNA HILLS, CA 92653
Orange County (949) 215-5055

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 Teneese Nguyen's NPI number?

The NPI number for Teneese Nguyen is 1043306673. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Teneese Nguyen located?

Teneese Nguyen practices at 23141 Verdugo Dr Ste 201, Laguna Hills, CA 92653. The listed phone number is (949) 215-5055.

What is Teneese Nguyen's specialty?

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

Is Teneese Nguyen enrolled in Medicare?

Yes. Teneese 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.

When was this NPI record last updated?

The NPPES record for Teneese Nguyen was last updated on March 28, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.