Provider Profile
Frank J. Zimmerman is a healthcare provider in Chicago, IL specializing in pediatric cardiology. Frank trained at Northwestern University Feinberg Medical School, graduating in 1990. According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
5841 S MARYLAND AVE
Chicago, IL 60637
Within Pediatric Cardiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Blood Pressure
Cardiomyopathy
Chest symptoms
Congenital heart defects
Genetic heart conditions
Heart emergencies
Heart inflammation
Heart Muscle
Heart Rhythm
Heart rhythm disorders
Heart valve conditions
Inflammatory & Infection
Lipids & Preventive
Oxygen & Circulation
Structural Heart
Symptoms
Most searched procedures
Arrhythmia procedures
Bedside and emergency procedures
Catheter procedures
Critical care
Device management
Diagnostic Testing
Diagnostic tests
Heart Monitors
Heart surgery
Preventive consultations
Screening & Consultations
Surgeries & Interventions
Surgical devices
Therapy & Rehab
Ultrasound & Imaging
18 services · 16 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
18 | Less often than most peers in Pediatric Cardiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Frank J. Zimmerman is a pediatric cardiology in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Frank J. Zimmerman is listed at 5841 S Maryland Ave, Chicago, IL 60637. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (888) 824-0200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Frank J. Zimmerman's National Provider Identifier is 1174673123. 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
Frank J. Zimmerman attended Northwestern University Feinberg Medical School, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
Frank J. Zimmerman has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Frank J. Zimmerman the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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 Frank J. Zimmerman. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.