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Edit this profileAt a glance
- 22 S Greene St, Baltimore, MD 21201
About Dr. Marciniak
Based in Baltimore, MD, Ellen Marciniak, MD is listed in the NPI registry under critical care medicine. Ellen graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2007. Ellen is also listed as specializing in internal medicine. According to Medicare claims data, Ellen cared for 378 Medicare patients across 497 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, critical care, first 30-74 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. NPI 1467643866 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (410) 328-1512
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
22 S GREENE ST
Baltimore, MD 21201
Conditions Commonly Evaluated or Treated
Within Critical Care 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.
Conditions
Blood & metabolism
Brain & nerve
Brain & Nervous System
- Brain Swelling
- Fainting and syncope
- ICU Delirium and Confusion
- Ischemic stroke
- Status epilepticus
- Traumatic brain injury
Breathing & Lungs
Digestive emergencies
Environmental emergencies
Heart & Circulation
Heart & vascular
Infection & Sepsis
Infections
Injury & trauma
Lung & breathing
Medication reactions
Metabolic Emergencies
Muscle & kidney
Organ Failure
Pregnancy emergencies
Recovery
Substance emergencies
Toxicity & Trauma
Procedures & services
Airway & Breathing
- Airway Scope and Suctioning
- Breathing machine management
- Chest tube insertion
- Emergency intubation
- Tracheostomy
Airway procedures
Brain procedures
Breathing support
Consultation & Recovery
Digestive procedures
Emergency surgery
Fluid Drainage
Heart procedures
Heart support
ICU recovery
Lab tests & monitoring
Life Support
- Cardioversion for rapid heartbeat
- CPR and defibrillation
- ECMO (Heart-Lung Machine)
- Stomach Positioning for Lung Failure
- Targeted Body Cooling
- Temporary Pacemaker Placement
- Ventilator Support
Medication therapies
Medications & Infusions
Monitoring
- Bladder and Belly Pressure Check
- Brain Blood Flow Ultrasound
- Brain Pressure Monitor Placement
- Continuous Brain Wave Monitoring
- Emergency ultrasound
- Heart Pressure Catheter Monitoring
- Lumbar puncture
Nutrition & Digestion
Nutrition support
Organ Support
Vascular Access
Procedures Most Often Billed to Medicare
497 services · 378 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test to measure expiratory airflow and volume | Treatment | 94010 |
39 | More often than most peers in Critical Care Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
37 | As often as other peers in Critical Care Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
37 | More often than most peers in Critical Care Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
26 | As often as other peers in Critical Care Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
26 | More often than most peers in Critical Care Medicine |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
26 | More often than most peers in Critical Care Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
20 | Less often than most peers in Critical Care Medicine |
| Test for exercise-induced lung stress | Treatment | 94618 |
12 | Less often than most peers in Critical Care Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
71 | As often as other peers in Critical Care Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
56 | Less often than most peers in Critical Care Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other critical care physicians in Baltimore 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Test to measure expiratory airflow and volume 7
Providers in MD who bill this service to Medicare most often.
Common questions
What is Dr. Marciniak's specialty?
Dr. Marciniak is a critical care physician in Baltimore, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Critical Care Medicine”.
NPI registry
Where can I find Dr. Marciniak?
Dr. Marciniak is listed at 22 S Greene St, Baltimore, MD 21201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Marciniak?
The number on file is (410) 328-1512. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Marciniak's NPI number?
Dr. Marciniak's National Provider Identifier is 1467643866. 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
What is Dr. Marciniak's medical education?
Dr. Marciniak attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Marciniak been practicing?
Dr. Marciniak has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Marciniak known for?
According to Medicare billing data, Dr. Marciniak provides treatments such as test to measure expiratory airflow and volume and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Marciniak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marciniak. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.