SOPHIA SIYUN WONG M.D.
NPI 1639468960
Ophthalmology in Bethesda, MD
NPI Status: Active since April 07, 2011
Contact Information
5272 RIVER RD STE 100
BETHESDA, MD
ZIP 20816
Phone: (240) 563-9900
- Individual
- Female
- Years of Experience 15
- Ophthalmology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About SOPHIA WONG
This page provides the complete NPI Profile along with additional information for Sophia Wong, a provider established in Bethesda, Maryland with a medical specialization in Ophthalmology and more than 15 years of experience. She graduated from Rutgers New Jersey Medical School in 2011. The healthcare provider is registered in the NPI registry with number 1639468960 assigned on April 2011. The practitioner's primary taxonomy code is 207W00000X with license number D0082359 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1639468960
- Provider Name
- SOPHIA SIYUN WONG M.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 5272 RIVER RD STE 100 BETHESDA, MD 20816
- Location Phone
- (240) 563-9900
- Mailing Address
- PO BOX 135 GLEN ECHO, MD 20812
- Medical School Name
- RUTGERS NEW JERSEY MEDICAL SCHOOL
- Graduation Year
- 2011
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-07-2011
- Last Update Date
- 06-19-2025
- Code Navigator
Ophthalmologists like Sophia Wong specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Ophthalmology
- Taxonomy Code
- 207W00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- D0082359
- License State
- MD
- Taxonomy Description
- An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 207W00000X | Allopathic & Osteopathic Physicians | Ophthalmology | 0101270652 (VA) |
| 2 | 207W00000X | Allopathic & Osteopathic Physicians | Ophthalmology | MD046124 (DC) |
| 3 | 207WX0107X | Allopathic & Osteopathic Physicians | Ophthalmology | 0101270652 (VA) |
| 4 | 207WX0107X | Allopathic & Osteopathic Physicians | Ophthalmology | D0082359 (MD) |
| 5 | 207WX0107X | Allopathic & Osteopathic Physicians | Ophthalmology | MD046124 (DC) |
Medicare Participation & PECOS Enrollment Status
Sophia Wong is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Sophia Wong is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 3375856594
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20170706000315
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
2d ultrasound scan of eye tissue and structures
Cataract surgery
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Exam of retinal blood vessels using a special camera after injection of a dye
Extended exam of the back part of the eye with optic nerve drawing
Extended exam of the back part of the eye with retinal drawing
Imaging of retina
Injection of drug into eye
Injection, aflibercept, 1 mg
Injection, bevacizumab, 10 mg
New patient office or other outpatient visit, 45-59 minutes
Photocoagulation treatment to prevent detachment of retina
Photography of the retina
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.
This service was performed 49 times for 33 patientsCataract surgery is a procedure to remove the lens of your eye when it becomes cloudy, which is called a cataract. A synthetic lens is then inserted to restore clear vision. The operation is typically done on an outpatient basis and is very safe and effective.
This service was performed for 1-10 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 30 times for 27 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 433 times for 276 patientsThis 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.
This service was performed 72 times for 67 patientsThis 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.
This service was performed 364 times for 268 patientsThis 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.
This service was performed 156 times for 126 patientsImaging 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.
This service was performed 887 times for 461 patientsAn 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.
This service was performed 346 times for 104 patientsAflibercept 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.
This service was performed 286 times for 39 patientsBevacizumab is a medication given through an injection. It's designed to prevent the growth of new blood vessels that cancer cells need to grow and spread. The 10 mg dose refers to the amount of the drug in the injection.
This service was performed 202 times for 64 patientsThis 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.
This service was performed 271 times for 271 patientsPhotocoagulation 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.
This service was performed 11 times for 11 patientsPhotography 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.
This service was performed 106 times for 86 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $36.96 for a new patient copayment and $20.16 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 20816 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $147.85
- Minimum New Patient Price $65.18
- Maximum New Patient Price $194.86
- Average New Patient Copayment $36.96
- Minimum New Patient Copayment $16.29
- Maximum New Patient Copayment $48.71
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $80.66
- Minimum Established Patient Price $21.4
- Maximum Established Patient Price $158.88
- Average Established Patient Copayment $20.16
- Minimum Established Patient Copayment $5.35
- Maximum Established Patient Copayment $39.72
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1639468960, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 80. The final step is to find the difference between that total and the next multiple of ten (80 - 80 = 0).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 80 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 7 providers are registered at the same or a nearby location.
BETHESDA, MD 20816
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639468960, enumerated as an "individual" on April 07, 2011.
The provider is located at 5272 RIVER RD STE 100 BETHESDA, MD 20816 and the phone number is (240) 563-9900.
Ophthalmology with taxonomy code 207W00000X.