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Edit this profileJohn I. Siekierka, DO is a healthcare provider in Marlton, NJ specializing in emergency medicine. John trained at Philadelphia College of Osteopathic Medicine, graduating in 1988. According to Medicare claims data, John cared for 675 Medicare patients across 705 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and urinalysis, manual test. This provider record is associated with NPI 1134175292.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
90 BRICK RD
Marlton, NJ 08053
Within Emergency Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Bites & Stings
Brain & Nerves
Endocrine & Metabolic
Eye Care
Injuries & Trauma
Rashes & allergy
Skin & Infections
Urinary & Bladder
Women's Health
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Blood & Circulation
Breathing
Digestion & Stomach
Ear, Nose & Throat
Environmental
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Spine & Back
Urinary & Kidney
Abdominal Procedures
Breathing & Airway
Critical Care
Diagnostic testing
Diagnostics
Ear, Nose & Throat
Eye & ENT
Heart & Diagnostics
Imaging & Diagnostics
Injections & Vaccines
Kidney Care
Lung & Respiratory
Medications
Mental Health
Minor Procedures
Minor Trauma
Orthopedics
Poisoning & Toxicology
Specialized Care
Stroke & Vascular
Toxicology
Women's Health
Wound Care
Airway & Breathing
Anesthesia & Sedation
Digestive Care
Eye Care
Heart Care
Orthopedic Procedures
Supportive Care
705 services · 675 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of impacted ear wax by washing | Procedure | 69209 |
11 | Less often than most peers in Emergency Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
58 | More often than most peers in Emergency Medicine |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
13 | Less often than most peers in Emergency Medicine |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
13 | Less often than most peers in Emergency Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
15 | As often as other peers in Emergency Medicine |
| Administration of vaccine | Treatment | 90471 |
14 | As often as other peers in Emergency Medicine |
| Diphtheria and tetanus vaccine (7 years or older) | Treatment | 90714 |
11 | Less often than most peers in Emergency Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
311 | More than most peers in Emergency Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
159 | More than most peers in Emergency Medicine |
| Urinalysis, manual test | Lab test | 81002 |
63 | More often than most peers in Emergency Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Siekierka is an emergency physician in Marlton, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Dr. Siekierka is listed at 90 Brick Rd, Marlton, NJ 08053. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (856) 355-6760. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Siekierka's National Provider Identifier is 1134175292. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Siekierka attended Philadelphia College of Osteopathic Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
Dr. Siekierka has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Siekierka performs procedures including removal of impacted ear wax by washing; reads or performs imaging such as x-ray of chest, 2 views and x-ray of foot, minimum of 3 views; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and administration of vaccine, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Siekierka. If this is you, claiming it is free.
Guide.md
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