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PETER TIEN O.D.
NPI 1710339114
Optometrist in Arcadia, CA

Active since July 08, 2016PECOS EnrolledAccepts Medicare Assignment
622 W DUARTE RD STE 101, ARCADIA, CA 91007(626) 254-9010(626) 254-9019 Get Directions Write a Review

NPPES record last updated: May 1, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Peter Tien O.d. NPPES

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

PETER TIEN O.D. (NPI 1710339114) is an individual optometrist in Arcadia, California, licensed in California (33489) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1710339114
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NamePETER TIENCredential: O.D.
Location Address622 W DUARTE RD STE 101Arcadia, CA 91007-9266
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631 · (310) 301-5200
Phone(626) 254-9010
Fax(626) 254-9019
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 8, 2016
Last NPPES UpdateMay 1, 2025
NPPES CertifiedMay 1, 2025
✔ NPI 1710339114 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · 33489
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
622 W DUARTE RD STE 101, Arcadia, CA 91007
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Accepted Insurance

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

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

Peter Tien O.d. 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 ID4082009634
PECOS Enrollment IDI20220316003872
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 Peter Tien reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Jules Stein Eye Institute Medical Group
23 mi
Ophthalmology
100 STEIN PLZ
Los Angeles, CA 90095
  • Reassigned Medicare billing, California enrollment
  • 123 clinicians in this Medicare group
NPI 1326006966 (310) 825-3090

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91007 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

Other Providers at the Same Location NPPES 6

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

JACK DONOVAN LEMON MD
Ophthalmology
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 254-9010
DOHENY EYE MEDICAL GROUP, INC
Clinic/Center
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 446-2122
KENNETH L LU MD
Ophthalmology
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 254-9010
VIKAS CHOPRA M.D.
Ophthalmology
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 254-9010
DR. MONICA RALLI KHITRI M.D.
Ophthalmology
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 254-9010
MARKO POPOVIC MD
Ophthalmology (Retina Specialist)
622 W DUARTE RD STE 101
ARCADIA, CA 91007
Los Angeles County (626) 254-9010

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 Peter Tien's NPI number?

The NPI number for Peter Tien is 1710339114. It was assigned to this individual provider in the NPPES registry on July 8, 2016.

Where is Peter Tien located?

Peter Tien practices at 622 W Duarte Rd Ste 101, Arcadia, CA 91007. The listed phone number is (626) 254-9010.

What is Peter Tien's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Peter Tien enrolled in Medicare?

Yes. Peter Tien 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 Peter Tien's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Tien reassigns Medicare benefits to Jules Stein Eye Institute Medical Group (Los Angeles, 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 Peter Tien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Peter Tien accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Peter 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 Peter Tien was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.