Registry data as of Aug 27, 2026

Halfdan Bau-Madsen, D.O.

Emergency Medicine Physician · Philadelphia, PA

Halfdan Bau-Madsen, D.O. is an emergency medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1235334616, issued on Jun 18, 2007. Check the license (Pennsylvania OS013928, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1235334616
Name
Halfdan Bau-Madsen
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
OS013928 PA
Self-reported in NPPES; status is on the state search
Practice location
3998 Red Lion RD, Philadelphia, PA 19114
Phone
(215) 612-4963
Enumerated
Jun 18, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3998 Red Lion RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jamie Adamski, D.O.Emergency Medicine Physician1902003528
  2. Randall Ancharski, PACSurgical Physician Assistant1811035991
  3. Joseph Arcieri, CRNPAdult Health Nurse Practitioner1144563636
  4. Neeja Bakshi, D.O.Internal Medicine Physician1760668024
  5. Barry Benner, CRNACertified Registered Nurse Anesthetist1710905013
  6. Thomas Berger, PACPhysician Assistant1114044419

Verify Halfdan Bau-Madsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license OS013928
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

46% fewer Medicare Part D claims than the average emergency medicine physician in 2024

190 Medicare Part D claims for 143 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. 32 claims were for opioids.

  1. Halfdan Bau-Madsen190
  2. Specialty average355

Most prescribed

  1. Cefuroxime24 claims
  2. Ondansetron Odt20 claims
  3. Doxycycline Hyclate18 claims
  4. Tramadol Hcl11 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.

943 emergency medicine physician records list a Philadelphia practice address

They are 943 of the 42,849 NPPES records with a Philadelphia practice address, and 3,735 emergency medicine physician records in Pennsylvania.

Other emergency medicine physician records in Pennsylvania

  1. Nicole Abate, MDPhila, PA1447208939
  2. Osman AbbasiBethlehem, PA1437569019
  3. Michael Abboud, MDPhiladelphia, PA1962820852
  4. Stephanie Abbuhl, MDPhiladelphia, PA1649215195
  5. Rehab Abdel-Kariem, M.D.Philadelphia, PA1508008434
  6. Amir Abdulhay, DOPhiladelphia, PA1124689674
  7. Michael Abesamis, M.D.Pittsburgh, PA1467647958
  8. Aliza Abezis, MDPhiladelphia, PA1215786017
  9. Abia Abia, MDPhiladelphia, PA1295279818
  10. Alison Abiri, MDPittsburgh, PA1689685661

Common questions

What is Halfdan Bau-Madsen, D.O.'s NPI number?

Halfdan Bau-Madsen, D.O.'s National Provider Identifier (NPI) is 1235334616, issued on Jun 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Halfdan Bau-Madsen, D.O. located?

The NPPES record lists a practice address at 3998 Red Lion RD, Philadelphia, PA, 19114. Phone: (215) 612-4963. Providers update this record themselves, so call before visiting.

How can I verify Halfdan Bau-Madsen, D.O.'s license?

NPPES lists Pennsylvania license number OS013928, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Halfdan Bau-Madsen, D.O. prescribe under Medicare Part D?

In 2024, Halfdan Bau-Madsen, D.O. had 190 Medicare Part D claims for 143 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.