Chun Tan, D.M.D.
General Practice Dentistry · Rockville, MD
Chun Tan, D.M.D. is a general practice dentistry with a practice address in Rockville, Maryland, and NPI 1639457948, issued on Aug 3, 2011. Check the license (Maryland 15001, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chun Tan
- Credential
- D.M.D.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 15001 MD
Self-reported in NPPES; status is on the state search - Practice location
- 15204 Omega Dr Ste 250, Rockville, MD 20850
- Phone
- (240) 580-8818
- Enumerated
- Aug 3, 2011
- Record last updated
- Feb 25, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (240) 580-8819
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,408 in Maryland → Look up another NPI →
Also registered at 15204 Omega Dr Ste 250
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Liang Fang, D.M.D.Dentist1215385331
Verify Chun Tan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 15001Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% more Medicare Part D claims than the average general practice dentistry in 2024
161 Medicare Part D claims for 91 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin71 claims
- Amoxicillin-Clavulanate Potass20 claims
- Chlorhexidine Gluconate19 claims
- Azithromycin15 claims
- Ibuprofen13 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.
Chun Tan among 2,408 general practice dentistry records in Maryland
Chun Tan, D.M.D. 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 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 31% 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
- Mark Cohen, D.D.S.Rockville, MD 208501588662316
- Shoba Daney, D.M.DRockville, MD 208501487603387
- Allan Falk, D.D.S.Rockville, MD 208501982771275
- Maryam Honarkar, D.D.S.Rockville, MD 208501467534024
- Sheldon Meltzer, DDSRockville, MD 208501912996125
- Susan Partovi, DDSRockville, MD 208501447313390
- David Pinsky, DDSRockville, MD 208501770664492
- Philip Rinaudo, DDS, MSDRockville, MD 208501043230642
Common questions
What is Chun Tan, D.M.D.'s NPI number?
Chun Tan, D.M.D.'s National Provider Identifier (NPI) is 1639457948, issued on Aug 3, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Chun Tan, D.M.D. located?
The NPPES record lists a practice address at 15204 Omega Dr Ste 250, Rockville, MD, 20850. Phone: (240) 580-8818. Providers update this record themselves, so call before visiting.
How can I verify Chun Tan, D.M.D.'s license?
NPPES lists Maryland license number 15001, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Chun Tan, D.M.D. prescribe under Medicare Part D?
In 2024, Chun Tan, D.M.D. had 161 Medicare Part D claims for 91 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.