Dana Simpler, MD
Internal Medicine Physician · Baltimore, MD
Dana Simpler, MD is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1285657155, issued on Jul 25, 2006. Check the license (Maryland D0035170, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Dana Simpler
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0035170 MD
Self-reported in NPPES; status is on the state search - Practice location
- 808-810 S Conkling St, Baltimore, MD 21224
- Phone
- (410) 563-1700
- Enumerated
- Jul 25, 2006
- Record last updated
- Oct 27, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (410) 563-1702
- Medicaid ID
- 442111600 MD
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Verify Dana Simpler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0035170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
105 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Ezetimibe13 claims
- Gemfibrozil13 claims
- Diltiazem 24hr Er (Cd)12 claims
- Irbesartan12 claims
- Jardiance12 claims
- Levothyroxine Sodium12 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.
Dana Simpler among 3,904 internal medicine physician records in Maryland
Dana Simpler, MD is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2009 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,278 internal medicine physician records list a practice address in Baltimore
They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Devika Chase, M.D.Baltimore, MD 212241235103748
- Nina Everett, M.D.Baltimore, MD 212241043214083
- Ngozi Ezike, MDBaltimore, MD 212241316934953
Common questions
What is Dana Simpler, MD's NPI number?
Dana Simpler, MD's National Provider Identifier (NPI) is 1285657155, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dana Simpler, MD located?
The NPPES record lists a practice address at 808-810 S Conkling St, Baltimore, MD, 21224. Phone: (410) 563-1700. Providers update this record themselves, so call before visiting.
How can I verify Dana Simpler, MD's license?
NPPES lists Maryland license number D0035170, 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 Dana Simpler, MD prescribe under Medicare Part D?
In 2024, Dana Simpler, MD had 105 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.