Rex Hiep Hoang, DMD
Dentist · Washington, DC
Rex Hiep Hoang, DMD is a dentist with a practice address in Washington, District of Columbia, and NPI 1376561217, issued on Jul 18, 2006. Check the license (District of Columbia DEN5295, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rex Hiep Hoang
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License numbers
- DEN5295 DC
10778 MD
Self-reported in NPPES; status is on the state search - Practice location
- 730 24TH St NW Ste 9, Washington, DC 20037
- Phone
- (202) 333-9282
- Enumerated
- Jul 18, 2006
- Record last updated
- Feb 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (888) 750-7949
- Entity
- Type 1 · individual
8 nearest dentist records → All 355 in District of Columbia → Look up another NPI →
Also registered at 730 24TH St NW Ste 9
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mena Ghobryal, DDSDentist1205244712
Verify Rex Hiep Hoang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license DEN5295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average dentist in 2024
15 Medicare Part D claims, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
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.
Rex Hiep Hoang among 355 dentist records in District of Columbia
Rex Hiep Hoang, DMD is one of 355 dentist records with a practice address in District of Columbia. 54% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 79% newer
- In a Medicare fileYes · 54% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2019 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
346 dentist records list a practice address in Washington
They are 346 of the 45,857 NPPES records with a practice address in Washington, and 355 dentist records in District of Columbia.
All 355 in District of Columbia → Every provider in Washington → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Bilal AhmedWashington, DC 200371225275597
- Joseph Butasek, DDSBolling Afb, DC 200371093709685
- Terrance Chipman, DDSWashington, DC 200371992800627
- Mena Ghobryal, DDSWashington, DC 200371205244712
- Riffat Haider, DMDWashington, DC 200371588078596
- Shokoufeh Khozein, DDSWashington, DC 200371497902092
- Dennis Milliron, DDSWashington, DC 200371346334026
- Tarek Mogharbel, DDSWashington, DC 200371689744104
Common questions
What is Rex Hiep Hoang, DMD's NPI number?
Rex Hiep Hoang, DMD's National Provider Identifier (NPI) is 1376561217, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rex Hiep Hoang, DMD located?
The NPPES record lists a practice address at 730 24TH St NW Ste 9, Washington, DC, 20037. Phone: (202) 333-9282. Providers update this record themselves, so call before visiting.
How can I verify Rex Hiep Hoang, DMD's license?
NPPES lists District of Columbia license number DEN5295, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Rex Hiep Hoang, DMD prescribe under Medicare Part D?
In 2024, Rex Hiep Hoang, DMD had 15 Medicare Part D claims; the average among dentist prescribers was 86. 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.