DR. TENGIS RIZNIS MD
NPI 1821155326
Family Medicine in Irvine, CA

Q: What is Tengis Riznis's NPI number?

The NPI number for Tengis Riznis is 1821155326. It was assigned to this individual provider in the NPPES registry on January 3, 2007.

Q: What is Tengis Riznis's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Tengis Riznis was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since January 03, 2007PECOS Enrolled

11 TECHNOLOGY DR, IRVINE, CA 92618(949) 923-3200(949) 923-3550 Get Directions Write a Review

NPPES record last updated: November 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 25, 2025, Aug 15, 2025 (2 updates tracked since 2025).

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About Dr. Tengis Riznis Md NPPES

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

DR. TENGIS RIZNIS MD (NPI 1821155326) is an individual family medicine provider in Irvine, California, licensed in California (A86212) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821155326

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. TENGIS RIZNISCredential: MD

Location Address11 TECHNOLOGY DRIrvine, CA 92618-2302

Mailing AddressPo Box 35380Las Vegas, NV 89133-5380

Phone(949) 923-3200

Fax(949) 923-3550

Sole ProprietorNo

Enumeration DateJanuary 3, 2007

Last NPPES UpdateNovember 25, 20252 updates tracked since enumeration

NPPES CertifiedNovember 25, 2025

✔ NPI 1821155326 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · A86212

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

11 TECHNOLOGY DR, Irvine, CA 92618

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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. Tengis Riznis Md 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 92618 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

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 20

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

DR. MARIA TERESA CORPIN AGNER MD

Internal Medicine