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ISABELLE ROSE DUERR
NPI 1235766429
Psychiatry & Neurology - Psychiatry in Baltimore, MD

Active since March 26, 2020PECOS EnrolledAccepts Medicare Assignment
701 W PRATT ST FL 1, BALTIMORE, MD 21201(410) 328-8415 Get Directions Write a Review

NPPES record last updated: August 28, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 5, 2024, Mar 26, 2020 (2 updates tracked since 2020).

About Isabelle Rose Duerr NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ISABELLE ROSE DUERR (NPI 1235766429) is an individual psychiatry provider in Baltimore, Maryland, licensed in Maryland (D0103888) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of University Of Virginia School Of Medicine (2020).

NPPES Registry Identity

NPI1235766429
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameISABELLE ROSE DUERR
Location Address701 W PRATT ST FL 1Baltimore, MD 21201-1023
Mailing Address701 W Pratt St Fl 1Baltimore, MD 21201-1023 · (410) 328-8415
Phone(410) 328-8415
Sole ProprietorNo
Medical School CMSUniversity Of Virginia School Of MedicineGraduated 2020
Enumeration DateMarch 26, 2020
Last NPPES UpdateAugust 28, 20252 updates tracked since enumeration
NPPES CertifiedAugust 28, 2025
✔ NPI 1235766429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MD · D0103888
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
701 W PRATT ST FL 1, Baltimore, MD 21201
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Isabelle Rose Duerr is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5193143360
PECOS Enrollment IDI20250916004788
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Isabelle Duerr reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Maryland Psychiatry Associates, PA
Same address
Psychiatry
701 W PRATT ST FL 4
Baltimore, MD 21201
  • Reassigned Medicare billing, Maryland enrollment
  • 89 clinicians in this Medicare group
NPI 1649292699 (410) 328-5881

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Maryland Medical Center

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210002
Location22 South Greene StreetBaltimore, MD 21201 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$183.44 typical visit price
range $60.73 – $183.44
Typical copayment $45.86 (range $15.18 – $45.86)
Most-billed visit code 99205
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isabelle Duerr's NPI number?

The NPI number for Isabelle Duerr is 1235766429. It was assigned to this individual provider in the NPPES registry on March 26, 2020.

Where is Isabelle Duerr located?

Isabelle Duerr practices at 701 W Pratt St Fl 1, Baltimore, MD 21201. The listed phone number is (410) 328-8415.

What is Isabelle Duerr's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Isabelle Duerr enrolled in Medicare?

Yes. Isabelle Duerr is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Isabelle Duerr's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Isabelle Duerr reassigns Medicare benefits to University Of Maryland Psychiatry Associates, PA (Baltimore, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Isabelle Duerr's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Isabelle Duerr affiliated with any hospitals?

According to CMS data, Isabelle Duerr is affiliated with University Of Maryland Medical Center.

When was this NPI record last updated?

The NPPES record for Isabelle Duerr was last updated on August 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.