Dr. John Siekierka, DO
Emergency Medicine
20+
Years in Practice
Practice Locations
4 locations
Thomas J Marzili Md Llc
733 E Route 70, Marlton, New Jersey, 08053
(609) 451-2020
Diagnostic Pathology Consultants, Pa
90 Brick Rd, Marlton, New Jersey, 08053
(856) 355-6000
Virtua Medical Group, Pa
90 Brick Rd, Marlton, New Jersey, 08053
(856) 247-7260
Virtua Medical Group, Pa
90 Brick Rd, Marlton, New Jersey, 08053
(856) 355-6000
About Dr. John Siekierka
John Siekierka, DO is a healthcare provider practicing in Marlton, NJ.
Specialty Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
38
Years Experience
4
Locations
1
States Licensed
Credentials & Board Certifications
Primary Specialty
Emergency MedicineCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Philadelphia College Of Osteopathic Medicine
Class of 1988
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| New Jersey | 25MB05718100 | Emergency Medicine |
Public Data Summary for Dr. John Siekierka
With 20 years of practice, Dr. John Siekierka is an established emergency medicine provider, DO, after earning their medical degree at Philadelphia College Of Osteopathic Medicine in 1988. Dr. currently practices across 4 facilities, including Thomas J Marzili Md Llc in Marlton, New Jersey. Their National Provider Identifier (NPI) is 1134175292, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. John Siekierka as a moderate-volume emergency medicine provider, treating approximately 614 Medicare beneficiaries and delivering 1K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.
Under the Physician Payments Sunshine Act, CMS reports that Dr. John Siekierka received $324 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$324
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. John Siekierka
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0 reviews
Emergency Medicine Providers Nearby
Same primary specialty near ZIP 08053
FAQ
Frequently asked questions about Dr. John Siekierka
What does Dr. John Siekierka specialize in?
Dr. John Siekierka specializes in Emergency Medicine.
Where does Dr. John Siekierka practice?
Dr. John Siekierka practices at Thomas J Marzili Md Llc in Marlton, New Jersey. Dr. is also affiliated with 3 additional facilities, listed below.
Does Dr. John Siekierka accept Medicare?
CMS records show that Dr. John Siekierka accepts Medicare assignment. CMS billing data shows 614 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. John Siekierka's NPI number?
Dr. John Siekierka's National Provider Identifier (NPI) is 1134175292. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. John Siekierka been practicing?
Dr. John Siekierka has approximately 20 years of practice experience, having graduated from Philadelphia College Of Osteopathic Medicine in 1988.