Tam Dang Nguyen, DO
Dermatology Physician · McKinney, TX
Tam Dang Nguyen, DO is a dermatology physician with a practice address in McKinney, Texas, and NPI 1356977359, issued on Mar 21, 2020. Check the license (Texas U3310, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tam Dang Nguyen
- Credential
- DO
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- U3310 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1790 N Stonebridge Dr, McKinney, TX 75071
- Phone
- (972) 390-9002
- Enumerated
- Mar 21, 2020
- Record last updated
- Dec 8, 2025
- Fax
- (972) 984-7988
- Medicare enrollment
- Enrolled (PECOS I20230918000062); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 1,172 in Texas → Look up another NPI →
Also registered at 1790 N Stonebridge Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Usman Asad, MDDermatology Physician1891323903
- Christina Bailey, PA-CPhysician Assistant1588788566
- Matthew Barrows, MDDermatology Physician1922144674
- Courtney Doran, NPDermatology Physician1013145549
- Lydia Essary, MDDermatopathology Physician1225018286
- Hailey Fox, RN, NPFamily Nurse Practitioner1881229482
Verify Tam Dang Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U3310Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% more Medicare Part D claims than the average dermatology physician in 2024
1,365 Medicare Part D claims for 263 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium91 claims
- Amlodipine Besylate64 claims
- Fluticasone Propionate53 claims
- Gabapentin47 claims
- Metoprolol Succinate37 claims
- Albuterol Sulfate Hfa29 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.
Bills Medicare through 2 group practices
- Community Medicine AssociatesSan Antonio, TX
- Matthew D Barrows MD PALewisville, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tam Dang Nguyen among 1,172 dermatology physician records in Texas
Tam Dang Nguyen, DO is one of 1,172 dermatology physician records with a practice address in Texas. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2020 · median 2008 among the 926 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Texas
There are 1,172 dermatology physician records in Texas.
All 1,172 in Texas → Every provider in McKinney → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Usman Asad, MDMcKinney, TX 750711891323903
- Matthew Barrows, MDMcKinney, TX 750711922144674
- Lucas Cavallin, MD, PHDMcKinney, TX 750711427412055
- Courtney Doran, NPMcKinney, TX 750711013145549
- Raghavendra GirijalaMcKinney, TX 750711174084297
- Robert Marinaro, MDMcKinney, TX 750711790865970
- James Ralston, M.D.McKinney, TX 750711265566004
- Jonathan Richey, DO, MHAMcKinney, TX 750711104085216
Common questions
What is Tam Dang Nguyen, DO's NPI number?
Tam Dang Nguyen, DO's National Provider Identifier (NPI) is 1356977359, issued on Mar 21, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Tam Dang Nguyen, DO located?
The NPPES record lists a practice address at 1790 N Stonebridge Dr, McKinney, TX, 75071. Phone: (972) 390-9002. Providers update this record themselves, so call before visiting.
How can I verify Tam Dang Nguyen, DO's license?
NPPES lists Texas license number U3310, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tam Dang Nguyen, DO prescribe under Medicare Part D?
In 2024, Tam Dang Nguyen, DO had 1,365 Medicare Part D claims for 263 beneficiaries; the average among dermatology physician prescribers was 797. 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.