ANN LEE CHANG MD
NPI 1982800058
Obstetrics & Gynecology in Honolulu, HI
About Ann Lee Chang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN LEE CHANG MD (NPI 1982800058) is an individual obstetrics & gynecology provider in Honolulu, Hawaii, licensed in Hawaii (15036) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Kapiolani Medical Center For Women & Children, and is a graduate of Harvard Medical School (2005).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ann Lee Chang Md 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.
Medicare Billing Reassignments
4Medicare enrollment records show Ann Chang reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Honolulu, HI 96826
- Reassigned Medicare billing, Hawaii enrollment
- 262 clinicians in this Medicare group
Honolulu, HI 96826
- Reassigned Medicare billing, Hawaii enrollment
- 370 clinicians in this Medicare group
Honolulu, HI 96814
- Reassigned Medicare billing, Hawaii enrollment
- Medicare enrollment name: The Queens Medical Center
- 809 clinicians in this Medicare group
Aiea, HI 96701
- Reassigned Medicare billing, Hawaii enrollment
- 134 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Kapiolani Medical Center For Women & Children
Childrens · Honolulu, HIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 96826 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
HONOLULU, HI 96826
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 Ann Chang's NPI number?
The NPI number for Ann Chang is 1982800058. It was assigned to this individual provider in the NPPES registry on June 25, 2007.
Where is Ann Chang located?
Ann Chang practices at 1319 Punahou St Ste 824, Honolulu, HI 96826. The listed phone number is (808) 203-6552.
What is Ann Chang's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Ann Chang enrolled in Medicare?
Yes. Ann 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.
Which organizations bill Medicare for Ann Chang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Chang reassigns Medicare benefits to 4 organizations: Kapiolani Medical Center For Women & Children (Honolulu, HI), Kapiolani Medical Specialists (Honolulu, HI), The Queen's Medical Center (Honolulu, HI) and Pali Momi Medical Center (Aiea, HI). 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 Ann Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ann Chang accept?
Health plans from HMSA list Ann 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 Ann Chang affiliated with any hospitals?
According to CMS data, Ann Chang is affiliated with Kapiolani Medical Center For Women & Children.
When was this NPI record last updated?
The NPPES record for Ann Chang was last updated on August 23, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Ann Lee Chang, MD · NPI 1982800058
Obstetrics & Gynecology physician in Honolulu, Hawaii. Individual provider, active in the CMS NPPES registry since June 25, 2007.
## Identity
- **NPI:** 1982800058 (Entity type: Individual)
- **Enumerated:** June 25, 2007
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 15036 (Hawaii)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1319 PUNAHOU ST STE 824, Honolulu, HI 96826-1032
- **Phone:** (808) 203-6552
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Kapiolani Medical Center For Women & Children (NPI 1548215692, Honolulu, HI); Kapiolani Medical Specialists (NPI 1124071014, Honolulu, HI); The Queen's Medical Center (NPI 1366065591, Honolulu, HI); Pali Momi Medical Center (NPI 1275588329, Aiea, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2005
## Record status
- **NPPES last updated:** August 23, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1982800058) · Data from the CMS NPPES public registry.