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DR. DIEM CHI HERSCOVICI O.D.
NPI 1194088252
Optometrist in San Antonio, TX

Active since June 22, 2012PECOS Enrolled
70.67/100
CMS Quality Rating
22002 US HIGHWAY 281 N, SUITE 102, SAN ANTONIO, TX 78258(830) 224-7911 Get Directions Write a Review

NPPES record last updated: May 23, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Diem Chi Herscovici O.d. NPPES

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

DR. DIEM CHI HERSCOVICI O.D. (NPI 1194088252) is an individual optometrist in San Antonio, Texas, licensed in Washington (OD61371005) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS and maintains a secondary practice location in Federal Way.

NPPES Registry Identity

NPI1194088252
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. DIEM CHI HERSCOVICICredential: O.D.
Location Address22002 US HIGHWAY 281 N, SUITE 102San Antonio, TX 78258-7644
Mailing Address301 S 320th StFederal Way, WA 98003-5200 · (253) 874-7000 · Fax (866) 559-3952
Phone(830) 224-7911
Sole ProprietorYes
Enumeration DateJune 22, 2012
Last NPPES UpdateMay 23, 2023
NPPES CertifiedMay 23, 2023
✔ NPI 1194088252 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
Licenses✔ Licensed in WA · OD61371005✔ Licensed in NY · TUV007843-1✔ Licensed in TX · 8987TG
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.
22002 US HIGHWAY 281 N, San Antonio, TX 78258
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Other Names 1

Former Name (1)Dr. Diemchi Hoang Nguyen O.d

Secondary Practice Location 1

Location 1301 S 320th StFederal Way, WA 98003-5200 · Phone (253) 874-7000 · Fax (866) 559-3952

Other Identifiers 2

Other8987TGTX · Texas License
OtherTUV007843-1NY · License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Blue Cross Blue Shield of Wyoming, Providence Health Plan 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. Diem Chi Herscovici O.d. 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 78258 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

70.67/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.36
Promoting Interoperability0
Improvement Activities40
Cost97.23

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 Diem Herscovici's NPI number?

The NPI number for Diem Herscovici is 1194088252. It was assigned to this individual provider in the NPPES registry on June 22, 2012. The provider is also known as Dr. Diemchi Hoang Nguyen O.D.

Where is Diem Herscovici located?

Diem Herscovici practices at 22002 Us Highway 281 N Suite 102, San Antonio, TX 78258. The listed phone number is (830) 224-7911.

What is Diem Herscovici's specialty?

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

Is Diem Herscovici enrolled in Medicare?

Yes. Diem Herscovici is registered in the Medicare PECOS enrollment system.

What insurance does Diem Herscovici accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Texas, Providence Health Plan and WellPoint list Diem Herscovici 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 Diem Herscovici was last updated on May 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.