Derrick Hyun Ha, DDS
General Practice Dentistry · Rockville, MD
Derrick Hyun Ha, DDS is a general practice dentistry with a practice address in Rockville, Maryland, and NPI 1487866810, issued on May 6, 2007. Check the license (Maryland 14039, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Derrick Hyun Ha
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 14039 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4701 Randolph RD Ste 210, Rockville, MD 20852
- Phone
- (301) 881-3368
- Enumerated
- May 6, 2007
- Record last updated
- Feb 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (301) 881-3096
- Medicaid ID
- 015397400 MD
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,408 in Maryland → Look up another NPI →
Verify Derrick Hyun Ha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 14039Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average general practice dentistry in 2024
37 Medicare Part D claims for 23 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin22 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: $350.00
5 payments; by number, the most common kind was education; the largest payer was Zimvie Inc. The 41,669 providers of this specialty with any payment received $597.01 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.
Derrick Hyun Ha among 2,408 general practice dentistry records in Maryland
Derrick Hyun Ha, DDS is one of 2,408 general practice dentistry records with a practice address in Maryland. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 28% of them.
- NPI issued2007 · 28% of these records are older, 45% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2020 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
113 general practice dentistry records list a practice address in Rockville
They are 113 of the 14,353 NPPES records with a practice address in Rockville, and 2,408 general practice dentistry records in Maryland.
All 2,408 in Maryland → Every provider in Rockville → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Marvin Abramson, D.D.SRockville, MD 208521720098957
- Harold Allick, D.D.S.Rockville, MD 208521407875271
- Charles Doring, D.D.SRockville, MD 208521881766913
- L. Finamore, DDSRockville, MD 208521003881582
- Harry Gildenhorn, D.D.S.Rockville, MD 208521295742088
- Samuel Huang, D.D.S.Rockville, MD 208521427154640
- Richard Miller, DDSRockville, MD 208521629085311
- William Powell, JR.Rockville, MD 208521881708014
Common questions
What is Derrick Hyun Ha, DDS's NPI number?
Derrick Hyun Ha, DDS's National Provider Identifier (NPI) is 1487866810, issued on May 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Derrick Hyun Ha, DDS located?
The NPPES record lists a practice address at 4701 Randolph RD Ste 210, Rockville, MD, 20852. Phone: (301) 881-3368. Providers update this record themselves, so call before visiting.
How can I verify Derrick Hyun Ha, DDS's license?
NPPES lists Maryland license number 14039, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Derrick Hyun Ha, DDS prescribe under Medicare Part D?
In 2024, Derrick Hyun Ha, DDS had 37 Medicare Part D claims for 23 beneficiaries; the average among general practice dentistry prescribers was 83. 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.