DR. TIMOTHY QUOC TIEN DDS
NPI 1578629283
Dentist - General Practice in San Diego, CA

Q: What is Timothy Tien's NPI number?

The NPI number for Timothy Tien is 1578629283. It was assigned to this individual provider in the NPPES registry on December 28, 2006.

Q: What is Timothy Tien's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Timothy Tien was last updated on March 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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 December 28, 2006PECOS Enrolled

3531 EL CAJON BLVD STE A, SAN DIEGO, CA 92104(619) 584-8975(619) 584-0682 Get Directions Write a Review

NPPES record last updated: March 4, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Timothy Quoc Tien Dds NPPES

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

DR. TIMOTHY QUOC TIEN DDS (NPI 1578629283) is an individual general practice provider in San Diego, California, licensed in California (57926) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1578629283

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. TIMOTHY QUOC TIENCredential: DDS

Location Address3531 EL CAJON BLVD STE ASan Diego, CA 92104-1512

Mailing Address3531 El Cajon Blvd Ste ASan Diego, CA 92104-1512 · (619) 584-8975 · Fax (619) 584-0682

Phone(619) 584-8975

Fax(619) 584-0682

Sole ProprietorYes

Enumeration DateDecember 28, 2006

Last NPPES UpdateMarch 4, 2009

✔ NPI 1578629283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

Licenses✔ Licensed in CA · 57926✔ Licensed in AZ · 5945

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

3531 EL CAJON BLVD STE A, San Diego, CA 92104

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Other Identifiers 1

Other825739AZ · Ahcccs Id #

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Timothy Quoc Tien Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 92104 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

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

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 Timothy Tien's NPI number?

The NPI number for Timothy Tien is 1578629283. It was assigned to this individual provider in the NPPES registry on December 28, 2006.

Where is Timothy Tien located?

Timothy Tien practices at 3531 El Cajon Blvd Ste A, San Diego, CA 92104. The listed phone number is (619) 584-8975.

What is Timothy Tien's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Timothy Tien enrolled in Medicare?

Yes. Timothy Tien is registered in the Medicare PECOS enrollment system.

What insurance does Timothy Tien accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 5 other insurers list Timothy Tien 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.

When was this NPI record last updated?

The NPPES record for Timothy Tien was last updated on March 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.