Ella Derminassian, DDS
General Practice Dentistry · Rockville, MD
Ella Derminassian, DDS is a general practice dentistry with a practice address in Rockville, Maryland, and NPI 1932438793, issued on Dec 8, 2009. Check the license (Maryland 14596, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ella Derminassian
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License numbers
- 14596 MD
DEN1000826 DC
Self-reported in NPPES; status is on the state search - Practice location
- 14995 Shady Grove RD Ste 310, Rockville, MD 20850
- Phone
- (301) 579-7956
- Enumerated
- Dec 8, 2009
- Record last updated
- Jan 21, 2022
- Fax
- (301) 517-6295
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,408 in Maryland → Look up another NPI →
Verify Ella Derminassian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 14596Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average general practice dentistry in 2024
16 Medicare Part D claims, 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.
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: $440.11
4 payments; by number, the most common kind was food and beverage; the largest payer was Premier Dental Products Company. 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.
Ella Derminassian among 2,408 general practice dentistry records in Maryland
Ella Derminassian, 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 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% 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 updated2022 · 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 Ella Derminassian, DDS's NPI number?
Ella Derminassian, DDS's National Provider Identifier (NPI) is 1932438793, issued on Dec 8, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ella Derminassian, DDS located?
The NPPES record lists a practice address at 14995 Shady Grove RD Ste 310, Rockville, MD, 20850. Phone: (301) 579-7956. Providers update this record themselves, so call before visiting.
How can I verify Ella Derminassian, DDS's license?
NPPES lists Maryland license number 14596, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Ella Derminassian, DDS prescribe under Medicare Part D?
In 2024, Ella Derminassian, DDS had 16 Medicare Part D claims; 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.