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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.

KEVIN JIAYANG ZHANG
NPI 1952981979
Internal Medicine - Endocrinology, Diabetes & Metabolism in Mission Viejo, CA

Active since April 13, 2021PECOS Enrolled
26800 CROWN VALLEY PKWY STE 230, MISSION VIEJO, CA 92691(949) 364-3330(949) 964-2886 Get Directions Write a Review

NPPES record last updated: August 20, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 20, 2026, Apr 13, 2021 (2 updates tracked since 2021).

About Kevin Jiayang Zhang NPPES

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

KEVIN JIAYANG ZHANG (NPI 1952981979) is an individual endocrinology, diabetes & metabolism provider in Mission Viejo, California, licensed in California (A193642) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1952981979
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameKEVIN JIAYANG ZHANG
Location Address26800 CROWN VALLEY PKWY STE 230Mission Viejo, CA 92691-8038
Mailing Address1200 N State Street Clinic Tower, Suite A7dLos Angeles, CA 90033-1029
Phone(949) 364-3330
Fax(949) 964-2886
Sole ProprietorNo
Enumeration DateApril 13, 2021
Last NPPES UpdateAugust 20, 20262 updates tracked since enumeration
NPPES CertifiedAugust 20, 2026
✔ NPI 1952981979 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · A193642
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
26800 CROWN VALLEY PKWY STE 230, Mission Viejo, CA 92691
Open in Google Maps ↗

Secondary Practice Location 1

Location 11200 N State Street Clinic Tower, Suite A7DLos Angeles, CA 90033-1029 · Phone (323) 409-7556

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kevin Jiayang Zhang 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 92691 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
$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 4

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

LISA DAO MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
26800 CROWN VALLEY PKWY STE 230
MISSION VIEJO, CA 92691
Orange County (949) 542-8004
MIM I MULFORD M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
26800 CROWN VALLEY PKWY STE 230
MISSION VIEJO, CA 92691
Orange County (949) 542-8004
JESSICA M CHAN MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
26800 CROWN VALLEY PKWY STE 230
MISSION VIEJO, CA 92691
Orange County (949) 542-8004
KAREN ANN FRANKWICH MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
26800 CROWN VALLEY PKWY STE 230
MISSION VIEJO, CA 92691
Orange County (949) 542-8004

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 Kevin Zhang's NPI number?

The NPI number for Kevin Zhang is 1952981979. It was assigned to this individual provider in the NPPES registry on April 13, 2021.

Where is Kevin Zhang located?

Kevin Zhang practices at 26800 Crown Valley Pkwy Ste 230, Mission Viejo, CA 92691. The listed phone number is (949) 364-3330.

What is Kevin Zhang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Kevin Zhang enrolled in Medicare?

Yes. Kevin Zhang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kevin Zhang was last updated on August 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.