Katherine Ethier David, D.O.
Family Medicine Physician · Silver Spring, MD
Katherine Ethier David, D.O. is a family medicine physician with a practice address in Silver Spring, Maryland, and NPI 1629084249, issued on Aug 1, 2006. Check the license (Maryland H0055125, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Katherine Ethier David
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- H0055125 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4411 Medallion Dr, Silver Spring, MD 20904
- Phone
- (240) 437-3320
- Enumerated
- Aug 1, 2006
- Record last updated
- Jun 11, 2026
- Fax
- (301) 890-9604
- Medicare enrollment
- Enrolled (PECOS I20050426000461); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Verify Katherine Ethier David in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license H0055125Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average family medicine physician in 2024
1,008 Medicare Part D claims for 85 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 55 claims were for opioids.
Most prescribed
- Atorvastatin Calcium60 claims
- Alprazolam48 claims
- Dextroamphetamine-Amphetamine34 claims
- Amlodipine Besylate33 claims
- Levothyroxine Sodium32 claims
- Clozapine28 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 one group practice
- Privia Medical Group, LLCLanham, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ethier David among 1,912 family medicine physician records in Maryland
Katherine Ethier David, D.O. is one of 1,912 family medicine physician records with a practice address in Maryland. 73% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1996 · median 2004 among the 1,141 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
85 family medicine physician records list a practice address in Silver Spring
They are 85 of the 6,531 NPPES records with a practice address in Silver Spring, and 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Silver Spring → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kwame Akoto, MDSilver Spring, MD 209041861536237
- Rachelle Alexion, MDSilver Spring, MD 209041316996481
- Jasbir Chowdhary, MDSilver Spring, MD 209041508921834
- Melissa Friedland, M.D.Silver, MD 209041124129432
- Andrea Hulse, DOSilver Spring, MD 209041679532220
- Adolph Johnson, M.D.Silver Spring, MD 209041235139387
- Kyung Kim, MDSilver Spring, MD 209041821011982
- Rostam Nassiri, M.D.Silver Spring, MD 209041366494288
Common questions
What is Katherine Ethier David, D.O.'s NPI number?
Katherine Ethier David, D.O.'s National Provider Identifier (NPI) is 1629084249, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ethier David, D.O. located?
The NPPES record lists a practice address at 4411 Medallion Dr, Silver Spring, MD, 20904. Phone: (240) 437-3320. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ethier David, D.O.'s license?
NPPES lists Maryland license number H0055125, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Ethier David, D.O. prescribe under Medicare Part D?
In 2024, Katherine Ethier David, D.O. had 1,008 Medicare Part D claims for 85 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.