MRS. VIVIAN I CHAO MD
NPI 1093845935
Internal Medicine in Wheat Ridge, CO

Active since March 07, 2007PECOS EnrolledAccepts Medicare Assignment
4803 WARD RD, WHEAT RIDGE, CO 80033(303) 338-4545 Get Directions Write a Review

NPPES record last updated: April 19, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 19, 2021, Jun 1, 2020 (2 updates tracked since 2020).

About Mrs. Vivian I Chao Md NPPES

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

MRS. VIVIAN I CHAO MD (NPI 1093845935) is an individual internal medicine provider in Wheat Ridge, Colorado, licensed in Colorado (43821) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (2000).

NPPES Registry Identity

NPI1093845935
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMRS. VIVIAN I CHAOCredential: MD
Location Address4803 WARD RDWheat Ridge, CO 80033-1902
Mailing Address10350 E Dakota AveDenver, CO 80247-1314
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2000
Enumeration DateMarch 7, 2007
Last NPPES UpdateApril 19, 20212 updates tracked since enumeration
NPPES CertifiedApril 19, 2021
NPI 1093845935 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CO · 43821
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.
4803 WARD RD, Wheat Ridge, CO 80033

Other Identifiers 2

Other016941CO · Kaiser Commercial
Medicaid93704241CO

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

Mrs. Vivian I Chao 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 ID7911922976
PECOS Enrollment IDI20051008000139
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80033 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
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
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.

Pharmacist
4803 WARD RD
WHEAT RIDGE, CO 80033
Licensed Practical Nurse
4803 WARD RD
WHEAT RIDGE, CO 80033
Optometrist
4803 WARD RD, KAISER PERMANENTE
WHEAT RIDGE, CO 80033
Pediatrics
4803 WARD RD
WHEAT RIDGE, CO 80033
Internal Medicine
4803 WARD RD
WHEAT RIDGE, CO 80033
Licensed Practical Nurse
4803 WARD RD
WHEAT RIDGE, CO 80033
Licensed Practical Nurse
4803 WARD RD
WHEAT RIDGE, CO 80033
Nurse Practitioner (Family)
4803 WARD RD
WHEAT RIDGE, CO 80033

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 Vivian Chao's NPI number?

The NPI number for Vivian Chao is 1093845935. It was assigned to this individual provider in the NPPES registry on March 7, 2007.

Where is Vivian Chao located?

Vivian Chao practices at 4803 Ward Rd, Wheat Ridge, CO 80033. The listed phone number is (303) 338-4545.

What is Vivian Chao's specialty?

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

Is Vivian Chao enrolled in Medicare?

Yes. Vivian Chao 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 Vivian Chao was last updated on April 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.