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HYELIN YOU MD
NPI 1417539818
Ophthalmology in Fountain Valley, CA

Active since April 25, 2021PECOS EnrolledAccepts Medicare Assignment
18111 BROOKHURST ST STE 6400, FOUNTAIN VALLEY, CA 92708(714) 963-1444(714) 963-1234 Get Directions Write a Review

NPPES record last updated: July 1, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 1, 2025, May 18, 2021, Apr 25, 2021 (3 updates tracked since 2021).

About Hyelin You Md NPPES

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

HYELIN YOU MD (NPI 1417539818) is an individual ophthalmology provider in Fountain Valley, California, licensed in California (A181001) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2021).

NPPES Registry Identity

NPI1417539818
Entity TypeIndividualFemale
Primary Taxonomy207W00000X
Provider Legal NameHYELIN YOUCredential: MD
Location Address18111 BROOKHURST ST STE 6400Fountain Valley, CA 92708-6728
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(714) 963-1444
Fax(714) 963-1234
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2021
Enumeration DateApril 25, 2021
Last NPPES UpdateJuly 1, 20253 updates tracked since enumeration
NPPES CertifiedJuly 1, 2025
✔ NPI 1417539818 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · A181001
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
18111 BROOKHURST ST STE 6400, Fountain Valley, CA 92708
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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 and accepts Medicare assignment

Hyelin You Md 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 ID2668983990
PECOS Enrollment IDI20250613003261
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 92708 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 5

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

ALEXANDER JOSEPH HAUEISEN MD
Ophthalmology
18111 BROOKHURST ST STE 6400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-1444
BRIAN A FRANCIS M.D.
Ophthalmology
18111 BROOKHURST ST STE 6400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-1444
DR. BENJAMIN BRIAN BERT M.D.
Ophthalmology
18111 BROOKHURST ST STE 6400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-1444
CHRISTINE VU NGUYEN M.D.
Ophthalmology
18111 BROOKHURST ST STE 6400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-1444
ANGELA JINSOOK OH MD
Ophthalmology
18111 BROOKHURST ST STE 6400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-1444

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 Hyelin You's NPI number?

The NPI number for Hyelin You is 1417539818. It was assigned to this individual provider in the NPPES registry on April 25, 2021.

Where is Hyelin You located?

Hyelin You practices at 18111 Brookhurst St Ste 6400, Fountain Valley, CA 92708. The listed phone number is (714) 963-1444.

What is Hyelin You's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Hyelin You enrolled in Medicare?

Yes. Hyelin You 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.

When was this NPI record last updated?

The NPPES record for Hyelin You was last updated on July 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.