Provider Profile
Maria Holstrom-Mercader is a healthcare provider in Libertyville, IL specializing in emergency medicine. Maria trained at Pennsylvania State University College of Medicine, graduating in 2023.
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.
801 S MILWAUKEE AVE
Libertyville, IL 60048
Maria Holstrom-Mercader is an emergency physician in Libertyville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Maria Holstrom-Mercader is listed at 801 S Milwaukee Ave, Libertyville, IL 60048. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (847) 362-2900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Maria Holstrom-Mercader's National Provider Identifier is 1306536339. 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
Maria Holstrom-Mercader attended Pennsylvania State University College of Medicine, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
Maria Holstrom-Mercader has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Maria Holstrom-Mercader. 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.