npidexNPI registry + Medicare data

DAL CHUN, MD

Retina Specialist (Ophthalmology) Physician · VIENNA, VA

Individual Active NPI 1578587135

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20241,25634,714$12,632,061$4,214,506$3,291,918
20231,25341,963$11,725,312$3,492,843$2,721,662
20221,18115,029$7,686,413$3,040,915$2,361,985

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
J2777Injection, faricimab-svoa, 0.1 mg15,840$35$28
J0177Injection, aflibercept hd, 1 mg5,200$332$264
92134Imaging of retina2,826$45$33
J2782Injection, avacincaptad pegol, 0.1 mg2,620$109$86
92014Established patient complete exam of visual system2,209$140$96
92201Extended exam of the back part of the eye with retinal drawing2,069$27$19
67028Injection of drug into eye1,479$125$94
J0178Injection, aflibercept, 1 mg322$835$662
92235Exam of retinal blood vessels using a special camera after injection of a dye213$185$130
92202Extended exam of the back part of the eye with optic nerve drawing204$17$13
J3590Unclassified biologics172$2,661$2,113
99426Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month139$68$54

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Retina Specialist (Ophthalmology) Physician207WX0107X✓0101232470VA
Ophthalmology Physician207W00000X220610MA
Ophthalmology Physician207W00000XD73940MD
Ophthalmology Physician207W00000X0101232470VA
Retina Specialist (Ophthalmology) Physician207WX0107XD73940MD

Medicare eligibility

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

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