Walter J. Adamek, DO
Emergency Medicine Physician · Havertown, PA
Walter J. Adamek, DO is an emergency medicine physician with a practice address in Havertown, Pennsylvania, and NPI 1689644791, issued on Jan 23, 2006. Check the license (Pennsylvania OS005819L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Walter J. Adamek
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OS005819L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1305 W Chester Pike, Havertown, PA 19083
- Phone
- (610) 482-4949
- Enumerated
- Jan 23, 2006
- Record last updated
- Feb 28, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (484) 454-3427
- Medicaid ID
- 130755906 PA
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 1305 W Chester Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph CastellanoPharmacist1194038299
- Ghalia Eldabbas, PHARMDPharmacist1851058325
- Jonathan Gusdorff, D.O.Diagnostic Radiology Physician1891792255
- Kerry Murray, PA-CMedical Physician Assistant1366822280
- Frederic Stieg, M.D.Family Medicine Physician1952330276
Verify Walter J. Adamek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS005819LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average emergency medicine physician in 2024
16 Medicare Part D claims for 14 beneficiaries, against an average of 226 among the 54,106 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.
Walter J. Adamek among 3,911 emergency medicine physician records in Pennsylvania
Walter J. Adamek, DO is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 82% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 69% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2014 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Pennsylvania
There are 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Havertown → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mary Kathryn Jones, MD, MSC, MASwarthmore, PA 190811467851469
- Alison Portnoy, M.D.Villanova, PA 190851679853949
- Paul Alexander, M.D.Wallingford, PA 190861861518953
- Melissa Burkhart, MDRidley Park, PA 190781689630030
- Suzanna Hutchinson, MDRidley Park, PA 190781861553687
- Tamika King, MDRidley Park, PA 190781356375265
- Cynthia Lee, M.D.Ridley Park, PA 190781568638815
- Robert Sass, D.O. FACOSWillow Grove, PA 190901487662219
Common questions
What is Walter J. Adamek, DO's NPI number?
Walter J. Adamek, DO's National Provider Identifier (NPI) is 1689644791, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Walter J. Adamek, DO located?
The NPPES record lists a practice address at 1305 W Chester Pike, Havertown, PA, 19083. Phone: (610) 482-4949. Providers update this record themselves, so call before visiting.
How can I verify Walter J. Adamek, DO's license?
NPPES lists Pennsylvania license number OS005819L, 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 Walter J. Adamek, DO prescribe under Medicare Part D?
In 2024, Walter J. Adamek, DO had 16 Medicare Part D claims for 14 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.