NPPES file of Aug 9, 2026

Isabelle Rose Duerr

Psychiatry Physician · Baltimore, MD

Isabelle Rose Duerr is a psychiatry physician with a practice address in Baltimore, Maryland, and NPI 1235766429, issued on Mar 26, 2020. Check the license (Maryland D0103888, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235766429
Name
Isabelle Rose Duerr
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
D0103888 MD
Self-reported in NPPES; status is on the state search
Practice location
701 W Pratt St FL 1, Baltimore, MD 21201
Phone
(410) 328-8415
Enumerated
Mar 26, 2020
Record last updated
Aug 28, 2025
Medicare enrollment
Enrolled (PECOS I20250916004788); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Isabelle Rose Duerr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0103888
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

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88% fewer Medicare Part D claims than the average psychiatry physician in 2024

115 Medicare Part D claims for 33 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Isabelle Duerr115
  2. Specialty average1,000

Most prescribed

  1. Sertraline Hcl19 claims
  2. Escitalopram Oxalate15 claims
  3. Buspirone Hcl12 claims
  4. Risperidone12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. University OF Maryland Psychiatry Associates PABaltimore, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Isabelle Rose Duerr among 1,451 psychiatry physician records in Maryland

Isabelle Rose Duerr is one of 1,451 psychiatry physician records with a practice address in Maryland. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 92% of them.

  • NPI issued2020 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 36% of these records are
  • Graduated2020 · median 2000 among the 525 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

497 psychiatry physician records list a practice address in Baltimore

They are 497 of the 35,183 NPPES records with a practice address in Baltimore, and 1,451 psychiatry physician records in Maryland.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Curtis Adams, MDBaltimore, MD 212011033139258
  2. Theodora Balis, M.DBaltimore, MD 212011649291717
  3. Vickie Beck, R.N.Baltimore, MD 212011902827058
  4. Milton Buschman, MDBaltimore, MD 212011548242373
  5. John Butchart, MDBaltimore, MD 212011831150820
  6. Joseph Griffin, M.D.Baltimore, MD 212011811996366
  7. Brian Hastings, M.D.Baltimore, MD 212011346261328
  8. Bruce Kaup, M.D.Baltimore, MD 212011790747673

Common questions

What is Isabelle Rose Duerr's NPI number?

Isabelle Rose Duerr's National Provider Identifier (NPI) is 1235766429, issued on Mar 26, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Isabelle Rose Duerr located?

The NPPES record lists a practice address at 701 W Pratt St FL 1, Baltimore, MD, 21201. Phone: (410) 328-8415. Providers update this record themselves, so call before visiting.

How can I verify Isabelle Rose Duerr's license?

NPPES lists Maryland license number D0103888, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Isabelle Rose Duerr prescribe under Medicare Part D?

In 2024, Isabelle Rose Duerr had 115 Medicare Part D claims for 33 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.