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CHELSEA NAMAHANA WONG
NPI 1699269332
Internal Medicine - Geriatric Medicine in Honolulu, HI

Active since June 16, 2018PECOS Enrolled
459 PATTERSON RD, HONOLULU, HI 96819(808) 433-0256 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 3, 2025, Jun 16, 2018 (2 updates tracked since 2018).

About Chelsea Namahana Wong NPPES

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

CHELSEA NAMAHANA WONG (NPI 1699269332) is an individual geriatric medicine provider in Honolulu, Hawaii, licensed in Massachusetts (291714) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1699269332
Entity TypeIndividualFemale
Primary Taxonomy207RG0300X
Provider Legal NameCHELSEA NAMAHANA WONG
Location Address459 PATTERSON RDHonolulu, HI 96819-1522
Mailing Address459 Patterson RdHonolulu, HI 96819-1522 · (808) 433-0256
Phone(808) 433-0256
Sole ProprietorNo
Enumeration DateJune 16, 2018
Last NPPES UpdateNovember 3, 20252 updates tracked since enumeration
NPPES CertifiedNovember 3, 2025
✔ NPI 1699269332 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in MA · 291714
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
459 PATTERSON RD, Honolulu, HI 96819
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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)

Chelsea Namahana Wong 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 Chelsea Wong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Hebrew Seniorlife Affiliated Medical Group Inc
5,086 mi
Internal Medicine
1200 CENTRE ST
Roslindale, MA 02131
  • Reassigned Medicare billing, Massachusetts enrollment
  • 26 clinicians in this Medicare group
NPI 1477069391 (617) 971-5766

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
338 services105 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
58 services36 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96819 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
$180.05 typical visit price
range $60.53 – $180.05
Typical copayment $45.01 (range $15.13 – $45.01)
Most-billed visit code 99205
Established Patient
$105.65 typical visit price
range $20.09 – $147.56
Typical copayment $26.41 (range $5.02 – $36.89)
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.

MR. DEAN S KUMASAKA
Pharmacist
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0766
DR. TREVOR N COYLE
Psychologist (Clinical)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0600
MRS. DENISE WILLIAMS YOUNG RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0600
KAY AYANO YOSHIDA SUZUKI RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-3153
JENNY RUMBAOA ANDRES RN
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 258-9146
MYRNA HOWSON RN
Registered Nurse (Administrator)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0652
RHONDA JEAN BAKER
Registered Nurse
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 433-0091
MELISSA ROBBINS NP
Nurse Practitioner (Gerontology)
459 PATTERSON RD
HONOLULU, HI 96819
Honolulu County (808) 829-9909

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 Chelsea Wong's NPI number?

The NPI number for Chelsea Wong is 1699269332. It was assigned to this individual provider in the NPPES registry on June 16, 2018.

Where is Chelsea Wong located?

Chelsea Wong practices at 459 Patterson Rd, Honolulu, HI 96819. The listed phone number is (808) 433-0256.

What is Chelsea Wong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Chelsea Wong enrolled in Medicare?

Yes. Chelsea Wong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chelsea Wong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chelsea Wong reassigns Medicare benefits to Hebrew Seniorlife Affiliated Medical Group Inc (Roslindale, MA). 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 Chelsea Wong'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 Chelsea Wong was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.