1. Home
  2. Directory
  3. California
  4. Santa Clara
  5. Obstetrics Gynecology
  6. NPI Profile

EMILY CHANG
NPI 1740866284
Obstetrics & Gynecology in Santa Clara, CA

Active since March 23, 2021PECOS EnrolledAccepts Medicare Assignment
700 LAWRENCE EXPY, SANTA CLARA, CA 95051(408) 823-0895 Get Directions Write a Review

NPPES record last updated: April 18, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 4, 2021, Mar 23, 2021 (2 updates tracked since 2021).

About Emily Chang NPPES

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

EMILY CHANG (NPI 1740866284) is an individual obstetrics & gynecology provider in Santa Clara, California, licensed in California (A187806) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (2021).

NPPES Registry Identity

NPI1740866284
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameEMILY CHANG
Location Address700 LAWRENCE EXPYSanta Clara, CA 95051-5173
Mailing Address20339 Williamsburg LnSaratoga, CA 95070-3856 · (408) 851-1000
Phone(408) 823-0895
Sole ProprietorNo
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 2021
Enumeration DateMarch 23, 2021
Last NPPES UpdateApril 18, 20252 updates tracked since enumeration
NPPES CertifiedApril 18, 2025
✔ NPI 1740866284 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A187806
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
700 LAWRENCE EXPY, Santa Clara, CA 95051
Open in Google Maps ↗

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

Emily Chang 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 ID5991184061
PECOS Enrollment IDI20250718000485
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 95051 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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 20

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

HUI WU MD
Hospitalist
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 605-7333
REBEKAH LYNN KECK
Dietitian, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 475-7208
VALERIE ROBERSON RDN
Dietitian, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
LAARNI OBIS YET RRT
Respiratory Therapist, Registered
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7022
NETALI ADIEL
Doula
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
DR. KHANH-LINH GUERRERO PHARM.D.
Pharmacist
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7500
KRISTINE MAE MANGALINDAN M.D.
Student in an Organized Health Care Education/Training Program
700 LAWRENCE EXPY
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
PATRICK NGUYEN PHARM.D.
Pharmacist
700 LAWRENCE EXPY, DEPT 301
SANTA CLARA, CA 95051
Santa Clara County (408) 851-7492

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 Emily Chang's NPI number?

The NPI number for Emily Chang is 1740866284. It was assigned to this individual provider in the NPPES registry on March 23, 2021.

Where is Emily Chang located?

Emily Chang practices at 700 Lawrence Expy, Santa Clara, CA 95051. The listed phone number is (408) 823-0895.

What is Emily Chang's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Emily Chang enrolled in Medicare?

Yes. Emily Chang 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 Emily Chang was last updated on April 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.