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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SIMON KUOCHEN CHANG M.D.
NPI 1285635458
Obstetrics & Gynecology in Honolulu, HI

Active since August 09, 2005PECOS EnrolledCLIA 12D1031619 · Microscopy
1100 WARD AVE, SUITE NUMBER 701, HONOLULU, HI 96814(808) 599-2854(808) 599-2891 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Simon Kuochen Chang M.d. NPPES

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

SIMON KUOCHEN CHANG M.D. (NPI 1285635458) is an individual obstetrics & gynecology provider in Honolulu, Hawaii, licensed in Hawaii (6692) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through October 4, 2026, and is affiliated with The Queens Medical Center.

NPPES Registry Identity

NPI1285635458
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameSIMON KUOCHEN CHANGCredential: M.D.
Location Address1100 WARD AVE, SUITE NUMBER 701Honolulu, HI 96814-1600
Mailing Address1100 Ward Ave, Suite Number 701Honolulu, HI 96814-1600 · (808) 599-2854 · Fax (808) 599-2891
Phone(808) 599-2854
Fax(808) 599-2891
Sole ProprietorNo
Medical School CMSJc Edwards School Of Medicine, Marshall UniversityGraduated 1985
Enumeration DateAugust 9, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1285635458 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in HI · 6692
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1100 WARD AVE, Honolulu, HI 96814
Open in Google Maps ↗

Other Identifiers 2

Medicaid05187505HI
Medicaid05187506HI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Simon Kuochen Chang M.d. 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 ID4284698044
PECOS Enrollment IDI20041116000829
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 12D1031619

Simon K Chang MD, LLC · Honolulu, HI
Active · expires Oct 4, 2026
CLIA Number12D1031619
Laboratory TypePhysician Office
Certificate Effective DateOctober 5, 2024
Certificate Expiration DateOctober 4, 2026
Laboratory DirectorSimon K. Chang
Laboratory Phone(808) 599-2854
Laboratory LocationSimon K Chang MD, LLC1100 Ward Avenue Suite 701, Honolulu, HI 96814
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Areas of Expertise CMS Part B claims 4

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
168 services150 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
93 services93 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
36 services36 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
26 services15 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

The Queens Medical Center

Acute Care Hospitals · Honolulu, HI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number120001
Location1301 Punchbowl StHonolulu, HI 96813 · Honolulu County
Emergency services Birthing friendly

Straub Clinic And Hospital

Acute Care Hospitals · Honolulu, HI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number120022
Location888 S King StreetHonolulu, HI 96813 · Honolulu County
Emergency services

Pali Momi Medical Center

Acute Care Hospitals · Aiea, HI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number120026
Location98-1079 Moanalua RoadAiea, HI 96701 · Honolulu County
Emergency services
OwnershipVoluntary non-profit - Private
CMS Certification Number123300
Location1319 Punahou StreetHonolulu, HI 96826 · Honolulu County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96814 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
$136.68 typical visit price
range $60.53 – $180.05
Typical copayment $34.17 (range $15.13 – $45.01)
Most-billed visit code 99204
Established Patient
$74.92 typical visit price
range $20.09 – $147.56
Typical copayment $18.73 (range $5.02 – $36.89)
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. DAVID H.F. TOM M.D.
Psychiatry & Neurology (Psychiatry)
1100 WARD AVE, SUITE 840
HONOLULU, HI 96814
Honolulu County (808) 522-4521
DR. ALAN R FAULKNER M.D.
Ophthalmology
1100 WARD AVE, SUITE 1000
HONOLULU, HI 96814
Honolulu County (808) 792-3937
DR. RICHARD HARVEY JACOBSON MD
Psychiatry & Neurology (Psychiatry)
1100 WARD AVE, SUITE 1070
HONOLULU, HI 96814
Honolulu County (808) 548-5400
DAN KWOK, D.O., LLC
Clinic/Center (Primary Care)
1100 WARD AVE, STE 700
HONOLULU, HI 96814
Honolulu County (808) 544-2645
ELIZABETH-ROSE HANOHANO-HONG O.D.
Optometrist
1100 WARD AVE, SUITE 1000
HONOLULU, HI 96814
Honolulu County (808) 792-3937
DAVID MCEWAN MD
Family Medicine
1100 WARD AVE, 700
HONOLULU, HI 96814
Honolulu County (808) 544-2625
DR. JOHN SHIAO-FONG GUO M.D.
Psychiatry & Neurology (Psychiatry)
1100 WARD AVE, SUITE 840
HONOLULU, HI 96814
Honolulu County (808) 522-4521
DR. WADE KOJI NOBUHARA D.D.S., M.S.
Dentist (Endodontics)
1100 WARD AVE, SUITE 1015
HONOLULU, HI 96814
Honolulu County (808) 532-3900

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 Simon Chang's NPI number?

The NPI number for Simon Chang is 1285635458. It was assigned to this individual provider in the NPPES registry on August 9, 2005.

Where is Simon Chang located?

Simon Chang practices at 1100 Ward Ave Suite Number 701, Honolulu, HI 96814. The listed phone number is (808) 599-2854.

What is Simon Chang's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Simon Chang enrolled in Medicare?

Yes. Simon Chang 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.

Does Simon Chang hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 12D1031619) is associated with this NPI, valid through October 4, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Simon Chang accept?

Health plans from HMSA list Simon Chang 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.

Is Simon Chang affiliated with any hospitals?

According to CMS data, Simon Chang is affiliated with The Queens Medical Center, Straub Clinic And Hospital, Pali Momi Medical Center and Kapiolani Medical Center For Women & Children.

When was this NPI record last updated?

The NPPES record for Simon Chang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.