Ernest Dalton Hanowell
Surgery Physician · Bethesda, MD
Ernest Dalton Hanowell is a surgery physician with a practice address in Bethesda, Maryland, and NPI 1952381428, issued on Jan 19, 2006. Check the license (Maryland D21898, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ernest Dalton Hanowell
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- D21898 MD
Self-reported in NPPES; status is on the state search - Practice location
- 10215 Fernwood RD Ste 102, Bethesda, MD 20817
- Phone
- (301) 897-5450
- Enumerated
- Jan 19, 2006
- Record last updated
- Sep 26, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (301) 493-0213
- Medicaid IDs
- 366651400 MD
321161400 MD - Entity
- Type 1 · individual
8 nearest surgery physician records → All 672 in Maryland → Look up another NPI →
Verify Ernest Dalton Hanowell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D21898Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ernest Dalton Hanowell among 672 surgery physician records in Maryland
Ernest Dalton Hanowell is one of 672 surgery physician records with a practice address in Maryland. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileNo · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2018 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Maryland
There are 672 surgery physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 672 in Maryland → Every provider in Bethesda → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Katherine Alley, MDBethesda, MD 208171811916158
- Max Cohen, MDBethesda, MD 208171730290073
- Enrique Daza Racines, M.D.Bethesda, MD 208171649229634
- Berny Kreutz, MDBethesda, MD 208171629073549
- James Robey, M.D.Bethesda, MD 208171528154515
- Adam Robinson, M.D.Bethesda, MD 208171407278625
- Alexandra Roginsky Tsesis, MDBethesda, MD 208171306933197
- Adam Schechner, MDBethesda, MD 208171780876011
Common questions
What is Ernest Dalton Hanowell's NPI number?
Ernest Dalton Hanowell's National Provider Identifier (NPI) is 1952381428, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ernest Dalton Hanowell located?
The NPPES record lists a practice address at 10215 Fernwood RD Ste 102, Bethesda, MD, 20817. Phone: (301) 897-5450. Providers update this record themselves, so call before visiting.
How can I verify Ernest Dalton Hanowell's license?
NPPES lists Maryland license number D21898, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.