Diemngoc T. Dang, MD
Ophthalmology Physician · Fredericksburg, VA
Diemngoc T. Dang, MD is an ophthalmology physician with a practice address in Fredericksburg, Virginia, and NPI 1215927629, issued on Oct 26, 2005. Check the license (Virginia 0101232891, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Diemngoc T. Dang
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 0101232891 VA
Self-reported in NPPES; status is on the state search - Practice location
- 4710 Spotsylvania Pkwy, Fredericksburg, VA 22407
- Phone
- (540) 741-2733
- Enumerated
- Oct 26, 2005
- Record last updated
- Mar 24, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 010162645 VA
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 592 in Virginia → Look up another NPI →
Also registered at 4710 Spotsylvania Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kiera Hagan, ODOptometrist1144894452
- Scott Hyldahl, PTPhysical Therapist1104808864
- Louis Kartoudi, PTAPhysical Therapy Assistant1942853270
- Nicholas Seymour, PA-CPhysician Assistant1396507778
- Helen Song, O.D.Optometrist1417251331
Verify Diemngoc T. Dang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101232891Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average ophthalmology physician in 2024
154 Medicare Part D claims for 58 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Latanoprost57 claims
- Brimonidine Tartrate16 claims
- Lumigan14 claims
- Timolol Maleate14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $201.50
4 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Diemngoc T. Dang among 592 ophthalmology physician records in Virginia
Diemngoc T. Dang, MD is one of 592 ophthalmology physician records with a practice address in Virginia. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 82% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2010 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Virginia
There are 592 ophthalmology physician records in Virginia.
All 592 in Virginia → Every provider in Fredericksburg → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- William Coleman, M.D.Fredericksburg, VA 224071932187622
- Binoy Jani, M.D.Fredericksburg, VA 224071548222557
- Shayma Jawad, D.O.Fredericksburg, VA 224071750820320
- James Savage, M.D.Fredericksburg, VA 224071851395446
- Steven Hudson, M.D.Fredericksburg, VA 224051578554739
- Arash Mansouri, MDFredericksburg, VA 224051780662312
- David McGuigan, MDFredericksburg, VA 224051699360800
- Christopher Shen, MDFredericksburg, VA 224051164642039
Common questions
What is Diemngoc T. Dang, MD's NPI number?
Diemngoc T. Dang, MD's National Provider Identifier (NPI) is 1215927629, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Diemngoc T. Dang, MD located?
The NPPES record lists a practice address at 4710 Spotsylvania Pkwy, Fredericksburg, VA, 22407. Phone: (540) 741-2733. Providers update this record themselves, so call before visiting.
How can I verify Diemngoc T. Dang, MD's license?
NPPES lists Virginia license number 0101232891, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Diemngoc T. Dang, MD prescribe under Medicare Part D?
In 2024, Diemngoc T. Dang, MD had 154 Medicare Part D claims for 58 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.