npidexNPI registry + Medicare data

IAN CHANG, D.O.

Rheumatology Physician · ORANGE, CA

Individual Active NPI 1407116411

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024118378$151,156$37,525$27,730
2023159324$192,226$46,180$34,019
2022186366$206,616$50,506$36,739

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99215Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more86$159$119
99215Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more71$172$119
99205New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more19$232$188
G2211Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's14$18$15

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Rheumatology Physician207RR0500X✓20A16850CA
Internal Medicine Physician207R00000X5101019682MI

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Rheumatology Physician providers in California

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.