Nathaniel Madsen, PAC
Physician Assistant · Washington, DC
Nathaniel Madsen, PAC is a physician assistant with a practice address in Washington, District of Columbia, and NPI 1285861476, issued on Jun 16, 2009. Check the license with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nathaniel Madsen
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 1310 Southern Ave SE, Washington, DC 20032
- Phone
- (202) 574-6000
- Enumerated
- Jun 16, 2009
- Record last updated
- Jun 16, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 558 in District of Columbia → Look up another NPI →
Also registered at 1310 Southern Ave SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nathaniel Madsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average physician assistant in 2024
760 Medicare Part D claims for 306 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium121 claims
- Lisinopril56 claims
- Rosuvastatin Calcium49 claims
- Losartan Potassium35 claims
- Escitalopram Oxalate30 claims
- Simvastatin28 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.
Nathaniel Madsen among 558 physician assistant records in District of Columbia
Nathaniel Madsen, PAC is one of 558 physician assistant records with a practice address in District of Columbia. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 23% of them.
- NPI issued2009 · 23% of these records are older, 73% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 47% of these records are
- Record last updated2009 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
552 physician assistant records list a practice address in Washington
They are 552 of the 45,857 NPPES records with a practice address in Washington, and 558 physician assistant records in District of Columbia.
All 558 in District of Columbia → Every provider in Washington → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Bashir Ahmad, P.A.Washington, DC 200321437272846
- Anna BellettiereWashington, DC 200321144027624
- Sheriff BockarieWashington, DC 200321225278245
- Mark Castillo, PA-CWashington, DC 200321548604408
- Mariah FaganWashington, DC 200321396543005
- Todd Gray, PABolling Afb, DC 200321962515684
- Darnell Jones, PAWashington, DC 200321477598464
- Brenna LloydWashington, DC 200321255195871
Common questions
What is Nathaniel Madsen, PAC's NPI number?
Nathaniel Madsen, PAC's National Provider Identifier (NPI) is 1285861476, issued on Jun 16, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Nathaniel Madsen, PAC located?
The NPPES record lists a practice address at 1310 Southern Ave SE, Washington, DC, 20032. Phone: (202) 574-6000. Providers update this record themselves, so call before visiting.
How can I verify Nathaniel Madsen, PAC's license?
Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Nathaniel Madsen, PAC prescribe under Medicare Part D?
In 2024, Nathaniel Madsen, PAC had 760 Medicare Part D claims for 306 beneficiaries; the average among physician assistant prescribers was 830. 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.