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EDWARD TSU-YEN HAMAMURA M.D.
NPI 1497902225
Pediatrics in Anaheim, CA

Active since August 22, 2008PECOS Enrolled
411 N LAKEVIEW AVE, ANAHEIM, CA 92807(888) 988-2800 Get Directions Write a Review

NPPES record last updated: November 23, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 23, 2021, Aug 10, 2016 (2 updates tracked since 2016).

About Edward Tsu-yen Hamamura M.d. NPPES

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

EDWARD TSU-YEN HAMAMURA M.D. (NPI 1497902225) is an individual pediatrics provider in Anaheim, California, licensed in California (A111033) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497902225
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameEDWARD TSU-YEN HAMAMURACredential: M.D.
Location Address411 N LAKEVIEW AVEAnaheim, CA 92807-3028
Mailing Address411 N Lakeview AveAnaheim, CA 92807-3028
Phone(888) 988-2800
Sole ProprietorYes
Enumeration DateAugust 22, 2008
Last NPPES UpdateNovember 23, 20212 updates tracked since enumeration
NPPES CertifiedNovember 23, 2021
✔ NPI 1497902225 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CA · A111033✔ Licensed in OH · 57.010311
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
411 N LAKEVIEW AVE, Anaheim, CA 92807
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Edward Tsu-yen Hamamura M.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.

Medicare Billing Reassignment

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

Southern California Permanente Medical Group
0.1 mi
Health Maintenance Organization
441 N LAKEVIEW AVE
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1952333460 (714) 279-4000

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 92807 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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 20

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

DR. LAN-PHUONG NGUYEN PHARM.D.
Pharmacist
411 N LAKEVIEW AVE, KAISER PERMANENTE ANTICOAGULATION SERVICE
ANAHEIM, CA 92807
Orange County (714) 279-5403
DR. PARKE KING CHANG MD
Internal Medicine (Rheumatology)
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (888) 988-2800
VERA M MATTHEWS LCSW
Social Worker (Clinical)
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (888) 988-2800
DONNA K DUANE MFT
Marriage & Family Therapist
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (888) 988-2800
DR. CHARLES D KENYON MD
Internal Medicine (Rheumatology)
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (714) 279-5449
ELIZA H CHO PT
Physical Therapist
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (714) 748-6166
DR. CLIFFORD LANCE CLINTON M.D.
Family Medicine
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (888) 988-2800
MS. ANN THUY-ANH NGUYEN PHARM.D.
Pharmacist
411 N LAKEVIEW AVE
ANAHEIM, CA 92807
Orange County (714) 279-5403

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 Edward Hamamura's NPI number?

The NPI number for Edward Hamamura is 1497902225. It was assigned to this individual provider in the NPPES registry on August 22, 2008.

Where is Edward Hamamura located?

Edward Hamamura practices at 411 N Lakeview Ave, Anaheim, CA 92807. The listed phone number is (888) 988-2800.

What is Edward Hamamura's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Edward Hamamura enrolled in Medicare?

Yes. Edward Hamamura is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Edward Hamamura's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Edward Hamamura reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Edward Hamamura'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 Edward Hamamura was last updated on November 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.