DR. JOYCE N GUNAWAN D.D.S
NPI 1588732648
Dentist - General Practice in Hayward, CA

Q: What is Joyce Gunawan's NPI number?

The NPI number for Joyce Gunawan is 1588732648. It was assigned to this individual provider in the NPPES registry on November 30, 2006.

Q: What is Joyce Gunawan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Joyce Gunawan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since November 30, 2006PECOS Enrolled

22331 MISSION BLVD, HAYWARD, CA 94541(510) 471-5880 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Dr. Joyce N Gunawan D.d.s NPPES

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

DR. JOYCE N GUNAWAN D.D.S (NPI 1588732648) is an individual general practice provider in Hayward, California, licensed in California (54885) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1588732648

Entity TypeIndividualFemale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JOYCE N GUNAWANCredential: D.D.S

Location Address22331 MISSION BLVDHayward, CA 94541-3911

Mailing Address30640 Ratekin DrUnion City, CA 94587-1600 · (510) 825-1434

Phone(510) 471-5880

Sole ProprietorYes

Enumeration DateNovember 30, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1588732648 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 54885

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

22331 MISSION BLVD, Hayward, CA 94541

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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 (PECOS)

Dr. Joyce N Gunawan D.d.s 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 94541 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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.

DR. EUNICE DIZON DDS

Dentist (General Practice)