Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum Organization subpart

University of Maryland Oncology Associates, PA

Clinical Medical Laboratory in Baltimore, MD · enumerated 2020 · authorized official Nicholas Jaidar, Director of Oncology Operations.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1881226934

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Registry record

Entity type Organization (Type 2)

Legal business name University of Maryland Oncology Associates, PA

Other name <Unavail>

Parent organization University of Maryland Oncology Associates, PA

Practice address 655 W Baltimore St, Baltimore, MD, 21201

Phone (410) 706-3339

Fax (410) 328-3510

Enumeration date Feb 6, 2020

Last updated in NPPES Dec 16, 2021

Taxonomy & classification

207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians Secondary

291U00000X Clinical Medical Laboratory Laboratories Primary

Authorized official

Name Nicholas Jaidar

Title Director of Oncology Operations

Phone (410) 328-2632

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is University of Maryland Oncology Associates, PA?

University of Maryland Oncology Associates, PA is registered in NPPES as a Clinical Medical Laboratory (its primary provider taxonomy).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-16.