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Physician

ROBERT CHAO, M.D.

Rheumatology

TYSONS, VA, 22182
NPI: 1033536735

Hospital Affiliations

Search procedure prices at these hospitals only

Common Procedures for Rheumatology

Joint ExaminationJoint Aspiration/InjectionRheumatoid Arthritis ManagementLupus ManagementGout TreatmentBone Density TestingBiologic InfusionAutoimmune Disease Evaluation

Based on specialty. Actual services may vary — contact the provider's office to confirm.

MIPS Quality Score

PY 2023
81.3/100High
Quality
70.8
Promoting Interoperability
100.0
Improvement Activities
40.0
Cost
66.8

MIPS (Merit-based Incentive Payment System) scores measure quality, cost, and improvement activities. Higher is better. Learn more at qpp.cms.gov

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
99204
New patient office or other outpatient visit, 45-59 minutes
$443$185$12991
99215
Established patient office or other outpatient visit, 40-54 minutes
$389$203$15216
99214
Established patient office or other outpatient visit, 30-39 minutes
$289$143$103168
99213
Established patient office or other outpatient visit, 20-29 minutes
$191$101$7348

Compare prices for procedures performed by Rheumatology physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.