David Madder, DO
Internal Medicine Physician · Nottingham, MD
David Madder, DO is an internal medicine physician with a practice address in Nottingham, Maryland, and NPI 1366526980, issued on Oct 24, 2006. Check the license (Maryland H63476, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- David Madder
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- H63476 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4924 Campbell Blvd, Nottingham, MD 21236
- Phone
- (443) 442-2300
- Enumerated
- Oct 24, 2006
- Record last updated
- May 9, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (443) 442-2360
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 4924 Campbell Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Madder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license H63476Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
30 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
David Madder among 3,904 internal medicine physician records in Maryland
David Madder, DO 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 updated2013 · 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).
15 internal medicine physician records list a practice address in Nottingham
They are 15 of the 809 NPPES records with a practice address in Nottingham, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Nottingham → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Charurope Apibunyopas, MDBaltimore, MD 212361326004417
- Steven Bentman, MDBaltimore, MD 212361861431280
- Naomi Cutler, M.D.Baltimore, MD 212361003843020
- Fernando Ferro, M.D.Baltimore, MD 212361245297258
- Marion Kowalewski, M.D.Baltimore, MD 212361538126461
- Lo An Lai, MDBaltimore, MD 212361205875523
- Alice Lee, M.D.Baltimore, MD 212361710925854
- Keith Lee, MDBaltimore, MD 212361750321014
Common questions
What is David Madder, DO's NPI number?
David Madder, DO's National Provider Identifier (NPI) is 1366526980, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Madder, DO located?
The NPPES record lists a practice address at 4924 Campbell Blvd, Nottingham, MD, 21236. Phone: (443) 442-2300. Providers update this record themselves, so call before visiting.
How can I verify David Madder, DO's license?
NPPES lists Maryland license number H63476, 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 David Madder, DO prescribe under Medicare Part D?
In 2024, David Madder, DO had 30 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.