DR. DAL CHUN MD
NPI 1578587135
Ophthalmology - Retina Specialist in Vienna, VA

Q: What is Dal Chun's NPI number?

The NPI number for Dal Chun is 1578587135. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Q: What is Dal Chun's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Q: When was this NPI record last updated?

The NPPES record for Dal Chun was last updated on April 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since July 27, 2006PECOS EnrolledAccepts Medicare Assignment

99.96/100

CMS Quality Rating

8219 LEESBURG PIKE, #120, VIENNA, VA 22182(703) 564-4300(703) 206-7238 Get Directions Write a Review

NPPES record last updated: April 9, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 9, 2019, Aug 29, 2017, Aug 24, 2017 and 1 more (4 updates tracked since 2017).

On this page

About Dr. Dal Chun Md NPPES

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

DR. DAL CHUN MD (NPI 1578587135) is an individual retina specialist in Vienna, Virginia, licensed in Virginia (0101232470) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Inova Fair Oaks Hospital, and is a graduate of Rutgers New Jersey Medical School (2000).

NPPES Registry Identity

NPI1578587135

Entity TypeIndividualMale

Primary Taxonomy207WX0107X

Provider Legal NameDR. DAL CHUNCredential: MD

Location Address8219 LEESBURG PIKE, #120Vienna, VA 22182-2625

Mailing Address7501 Greenway Center Dr, #300Greenbelt, MD 20770-3514 · (301) 474-4679

Phone(703) 564-4300

Fax(703) 206-7238

Sole ProprietorNo

Medical School CMSRutgers New Jersey Medical SchoolGraduated 2000

Enumeration DateJuly 27, 2006

Last NPPES UpdateApril 9, 20194 updates tracked since enumeration

✔ NPI 1578587135 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0107X

Licenses✔ Licensed in VA · 0101232470✔ Licensed in MD · D73940

Definition

An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.

Also ListedOphthalmologyTaxonomy 207W00000X · License 220610 (MA), D73940 (MD), 0101232470 (VA)

8219 LEESBURG PIKE, Vienna, VA 22182

Open in Google Maps ↗

Other Identifiers 3

Medicaid041273800DC

Medicaid1578587135VA

Medicaid334430400MD

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

Dr. Dal Chun 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.

PECOS PAC ID7214907070

PECOS Enrollment IDI20120430000151

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.

Areas of Expertise CMS Part B claims 16

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.

Injection, faricimab-svoa, 0.1 mg J2777

Faricimab-svoa is a medication given through an injection into the eye to treat certain eye conditions. The 0.1 mg dosage helps control disease progression, improving vision and eye health. The procedure is done by a healthcare professional.

15,840 services78 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

2,826 services1,148 patients

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

2,209 services1,176 patients

Extended exam of the back part of the eye with retinal drawing 92201

This procedure involves a detailed examination of the back part of your eye, including the retina. It helps identify any abnormalities or issues. A retinal drawing is made to record findings. It's non-invasive and crucial for maintaining eye health.

2,069 services1,216 patients

Injection of drug into eye 67028

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

1,479 services219 patients

Injection, aflibercept, 1 mg J0178

Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.

322 services67 patients

Exam of retinal blood vessels using a special camera after injection of a dye 92235

This procedure, known as a fluorescein angiography, involves taking images of the back of your eye. A dye is injected into your arm that travels to your eye, highlighting the blood vessels in your retina. This helps identify any abnormalities.

213 services206 patients

Extended exam of the back part of the eye with optic nerve drawing 92202

This procedure involves a detailed examination of the back part of your eye, focusing on the optic nerve, a crucial component for vision. A drawing or map of the optic nerve is created to help track any changes over time. This can help detect eye diseases early.

204 services149 patients

Unclassified biologics J3590

Unclassified biologics are a type of treatment derived from living organisms. They can include a wide range of substances, such as vaccines, blood components, or genes, used to prevent or treat diseases. Each is specifically designed to interact with the body's natural defenses to promote healing.

172 services65 patients

Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 99426

Principal care management services focus on managing a single high-risk disease. This involves a health care professional directing clinical staff for the first 30 minutes each month. The aim is to monitor your health, coordinate care, and provide necessary support for your disease management.

139 services44 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

120 services120 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

100 services90 patients

2d ultrasound scan of eye tissue and structures 76512

A 2D ultrasound scan of eye tissue and structures is a non-invasive procedure that uses sound waves to create images of your eye. It helps doctors to examine your eye's internal structures, detect abnormalities, and plan for treatments if needed.

52 services38 patients

Principal care management services for a single high-risk disease, each additional 30 minutes of clinical staff time directed by health care professional, per calendar month 99427

Principal Care Management (PCM) services focus on managing a single high-risk disease. It involves additional 30 minutes of clinical staff time per month, overseen by a healthcare professional. This includes monitoring your health, coordinating care, and developing a personalized treatment plan.

41 services31 patients

Photocoagulation treatment to prevent detachment of retina 67145

Photocoagulation is a procedure used to treat retinal disorders. A special laser is directed at the retina to create small burns. These burns form scar tissue which helps to secure the retina to the eye's wall, preventing detachment and preserving vision.

16 services14 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

14 services14 patients

Hospital Affiliations CMS Care Compare

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

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number490101

Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22182 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

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.

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.

99.96/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

99.95

Improvement Activities

Reported Quality Measures

Adult Primary Rhegmatogenous Retinal Detachment Surgery: No Return to the Operating Room Within 90 Days of Surgery

92%24 patients3/55-star benchmark: 100%

Age-Related Macular Degeneration (AMD): Dilated Macular Examination

99%591 patients4/55-star benchmark: 100%

Diabetes: Eye Exam

100%349 patients5/55-star benchmark: 100%

Diabetic Macular Edema - Loss of Visual Acuity

98%57 patients

Diabetic Retinopathy: Communication with the Physician Managing Ongoing Diabetes Care

100%239 patients5/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

100%7,672 patients5/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

84%1,873 patients4/55-star benchmark: 100%

Glaucoma Intraocular Pressure Reduction

83%35 patients

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 100% · 2,268 patients

Patients screened: 100% · 2,268 patients

98%55 patients4/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care

100%111 patients

Tobacco Use and Help with Quitting Among Adolescents

100%29 patients5/55-star benchmark: 100%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 1,959 patients

Patients totalRate: 0% · 1,959 patients

0%1,959 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DEBORA ARMELLINI D.D.S., MS

Dentist (Prosthodontics)

8219 LEESBURG PIKE, SUITE 100
VIENNA, VA 22182

Fairfax County (703) 448-0190

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 Dal Chun's NPI number?

The NPI number for Dal Chun is 1578587135. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Dal Chun located?

Dal Chun practices at 8219 Leesburg Pike #120, Vienna, VA 22182. The listed phone number is (703) 564-4300.

What is Dal Chun's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Is Dal Chun enrolled in Medicare?

Yes. Dal Chun 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.

Is Dal Chun affiliated with any hospitals?

According to CMS data, Dal Chun is affiliated with Inova Fair Oaks Hospital.

When was this NPI record last updated?

The NPPES record for Dal Chun was last updated on April 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.