John Daniel McCadden, PA
Medical Physician Assistant · Baltimore, MD
John Daniel McCadden, PA is a medical physician assistant with a practice address in Baltimore, Maryland, and NPI 1639241912, issued on Nov 14, 2006. Check the license (Maryland C0003374, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Daniel McCadden
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- C0003374 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4924 Campbell Blvd Ste 125, Baltimore, MD 21236
- Phone
- (443) 461-1997
- Enumerated
- Nov 14, 2006
- Record last updated
- Jun 5, 2025
- Medicare enrollment
- Enrolled (PECOS I20070228000136); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 871 in Maryland → Look up another NPI →
Also registered at 4924 Campbell Blvd Ste 125
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jason Ramirez, MDFamily Medicine Physician1093706434
Verify John Daniel McCadden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license C0003374Check 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 medical physician assistant in 2024
29 Medicare Part D claims for 21 beneficiaries, against an average of 1,148 among the 23,801 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.
Bills Medicare through 2 group practices
- Johns Hopkins UniversityBaltimore, MD
- Mnr Industries, LLCDundalk, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Daniel McCadden among 871 medical physician assistant records in Maryland
John Daniel McCadden, PA is one of 871 medical physician assistant 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 4% of them.
- NPI issued2006 · 4% of these records are older, 78% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2006 · median 2012 among the 469 with a school on file
- Record last updated2025 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Maryland
There are 871 medical physician assistant records in Maryland.
All 871 in Maryland → Every provider in Baltimore → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Kaitlyn Ayerle, PA-CBaltimore, MD 212361245718733
- Thomas Clark, PABaltimore, MD 212361932142056
- Evan Dilks, PA-CBaltimore, MD 212361285377622
- Joseph Hubicki, PACWhite Marsh, MD 212361326142845
- Amanda Larkin, P.A.Nottingham, MD 212361912254806
- Leslie McJilton, PA-CNottingham, MD 212361104150838
- Paula MoonNottingham, MD 212361902779887
- David Sandler, PACWhite Marsh, MD 212361003910514
Common questions
What is John Daniel McCadden, PA's NPI number?
John Daniel McCadden, PA's National Provider Identifier (NPI) is 1639241912, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Daniel McCadden, PA located?
The NPPES record lists a practice address at 4924 Campbell Blvd Ste 125, Baltimore, MD, 21236. Phone: (443) 461-1997. Providers update this record themselves, so call before visiting.
How can I verify John Daniel McCadden, PA's license?
NPPES lists Maryland license number C0003374, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does John Daniel McCadden, PA prescribe under Medicare Part D?
In 2024, John Daniel McCadden, PA had 29 Medicare Part D claims for 21 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.