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DR. EVAN-YUTAKA KAMEALAWELAWEIMIAINA MASUNAGA DDS
NPI 1689980575
Dentist - Oral and Maxillofacial Surgery in San Francisco, CA

Active since August 30, 2010PECOS Enrolled
1800 BRYANT ST STE 309, SAN FRANCISCO, CA 94110(415) 373-6783 Get Directions Write a Review

NPPES record last updated: December 29, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 29, 2025, May 13, 2025 (2 updates tracked since 2025).

About Dr. Evan-yutaka Kamealawelaweimiaina Masunaga Dds NPPES

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

DR. EVAN-YUTAKA KAMEALAWELAWEIMIAINA MASUNAGA DDS (NPI 1689980575) is an individual oral and maxillofacial surgery provider in San Francisco, California, licensed in Utah (14218514-9926) and active in the NPI registry since August 2010. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1689980575
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. EVAN-YUTAKA KAMEALAWELAWEIMIAINA MASUNAGACredential: DDS
Location Address1800 BRYANT ST STE 309San Francisco, CA 94110-1480
Mailing Address1800 Bryant St Ste 309San Francisco, CA 94110-1480 · (415) 373-6783
Phone(415) 373-6783
Sole ProprietorYes
Enumeration DateAugust 30, 2010
Last NPPES UpdateDecember 29, 20252 updates tracked since enumeration
NPPES CertifiedDecember 29, 2025
✔ NPI 1689980575 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in UT · 14218514-9926
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
Also ListedDentist · General PracticeTaxonomy 1223G0001X · License 59581 (CA)
1800 BRYANT ST STE 309, San Francisco, CA 94110
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Delta Dental PPO, Regence BlueCross BlueShield of Utah.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Evan-yutaka Kamealawelaweimiaina Masunaga Dds 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 Reassignments

2

Medicare enrollment records show Evan-yutaka Masunaga reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Utah Pediatric Services
593 mi
Pediatrics
3723 W 12600 S
Riverton, UT 84065
  • Reassigned Medicare billing, Utah enrollment
  • 751 clinicians in this Medicare group
NPI 1043671985 (801) 587-6336
University Of Utah Dental Services
603 mi
Plastic and Reconstructive Surgery
50 N MEDICAL DR
Salt Lake City, UT 84132
  • Reassigned Medicare billing, Utah enrollment
  • 20 clinicians in this Medicare group
NPI 1346633203 (801) 213-3900

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 94110 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.

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 Evan-yutaka Masunaga's NPI number?

The NPI number for Evan-yutaka Masunaga is 1689980575. It was assigned to this individual provider in the NPPES registry on August 30, 2010.

Where is Evan-yutaka Masunaga located?

Evan-yutaka Masunaga practices at 1800 Bryant St Ste 309, San Francisco, CA 94110. The listed phone number is (415) 373-6783.

What is Evan-yutaka Masunaga's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Evan-yutaka Masunaga enrolled in Medicare?

Yes. Evan-yutaka Masunaga is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Evan-yutaka Masunaga's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Evan-yutaka Masunaga reassigns Medicare benefits to 2 organizations: University Of Utah Pediatric Services (Riverton, UT) and University Of Utah Dental Services (Salt Lake City, UT). Each 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 Evan-yutaka Masunaga's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Evan-yutaka Masunaga accept?

Health plans from BridgeSpan Health Company, Delta Dental PPO and Regence BlueCross BlueShield of Utah list Evan-yutaka Masunaga as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Evan-yutaka Masunaga was last updated on December 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.