1. Home
  2. Directory
  3. California
  4. Morgan Hill
  5. Family Medicine
  6. NPI Profile

DR. JOHANNA HSIN YING WU DO
NPI 1235871963
Family Medicine in Morgan Hill, CA

Active since April 12, 2022PECOS EnrolledAccepts Medicare Assignment
16130 JUAN HERNANDEZ DR STE 110, MORGAN HILL, CA 95037(408) 720-6680(408) 720-6684 Get Directions Write a Review

NPPES record last updated: October 2, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 18, 2025, Apr 12, 2022 (2 updates tracked since 2022).

About Dr. Johanna Hsin Ying Wu Do NPPES

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

DR. JOHANNA HSIN YING WU DO (NPI 1235871963) is an individual family medicine provider in Morgan Hill, California, licensed in California (20A21703) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1235871963
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. JOHANNA HSIN YING WUCredential: DO
Location Address16130 JUAN HERNANDEZ DR STE 110Morgan Hill, CA 95037-5527
Mailing AddressPo Box 276950Sacramento, CA 95827-6950 · (408) 720-6680
Phone(408) 720-6680
Fax(408) 720-6684
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateApril 12, 2022
Last NPPES UpdateOctober 2, 20252 updates tracked since enumeration
NPPES CertifiedOctober 2, 2025
✔ NPI 1235871963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · 20A21703
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
16130 JUAN HERNANDEZ DR STE 110, Morgan Hill, CA 95037
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Johanna Hsin Ying Wu Do 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 ID7618348707
PECOS Enrollment IDI20250917003955
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.

Medicare Billing Reassignment

Medicare enrollment records show Johanna Wu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sutter Bay Medical Foundation
37 mi
Multi-Specialty
795 EL CAMINO REAL
Palo Alto, CA 94301
  • Reassigned Medicare billing, California enrollment
  • 4,479 clinicians in this Medicare group
NPI 1013950807 (650) 321-4121

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95037 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
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.

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 Johanna Wu's NPI number?

The NPI number for Johanna Wu is 1235871963. It was assigned to this individual provider in the NPPES registry on April 12, 2022.

Where is Johanna Wu located?

Johanna Wu practices at 16130 Juan Hernandez Dr Ste 110, Morgan Hill, CA 95037. The listed phone number is (408) 720-6680.

What is Johanna Wu's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Johanna Wu enrolled in Medicare?

Yes. Johanna Wu 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.

Which organization bills Medicare for Johanna Wu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Johanna Wu reassigns Medicare benefits to Sutter Bay Medical Foundation (Palo Alto, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Johanna Wu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Johanna Wu was last updated on October 2, 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.