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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ROGER HORNG-JER TSAI O.D.
NPI 1396783593
Optometrist in Ambler, PA

Active since June 02, 2006PECOS EnrolledAccepts Medicare Assignment
6 CAVALIER DR, AMBLER, PA 19002(215) 542-3996(215) 628-2757 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Roger Horng-jer Tsai O.d. NPPES

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

DR. ROGER HORNG-JER TSAI O.D. (NPI 1396783593) is an individual optometrist in Ambler, Pennsylvania, licensed in Pennsylvania (OEG000319) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Pennsylvania College Of Optometry (1999).

NPPES Registry Identity

NPI1396783593
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. ROGER HORNG-JER TSAICredential: O.D.
Location Address6 CAVALIER DRAmbler, PA 19002-4714
Mailing Address119 Gwynedd Lea DrNorth Wales, PA 19454-1920
Phone(215) 542-3996
Fax(215) 628-2757
Sole ProprietorNo
Medical School CMSPennsylvania College Of OptometryGraduated 1999
Enumeration DateJune 2, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1396783593 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 PA · OEG000319
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.
6 CAVALIER DR, Ambler, PA 19002
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Other Names 1

Former Name (1)Dr. Horng Jer Tsai O.d.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma 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 and accepts Medicare assignment

Dr. Roger Horng-jer Tsai 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 ID1355579228
PECOS Enrollment IDI20140123000249
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 19002 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
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

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

AGAPE VISION INC
Optometrist
6 CAVALIER DR
AMBLER, PA 19002
Montgomery County (215) 542-3996

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 Roger Tsai's NPI number?

The NPI number for Roger Tsai is 1396783593. It was assigned to this individual provider in the NPPES registry on June 2, 2006. The provider is also known as Dr. Horng Jer Tsai O.D..

Where is Roger Tsai located?

Roger Tsai practices at 6 Cavalier Dr, Ambler, PA 19002. The listed phone number is (215) 542-3996.

What is Roger Tsai's specialty?

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

Is Roger Tsai enrolled in Medicare?

Yes. Roger Tsai 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.

What insurance does Roger Tsai accept?

Health plans from Blue Cross Blue Shield of Wyoming, 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 and 4 other insurers list Roger Tsai 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 Roger Tsai was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.