NPPES file of Aug 9, 2026

Karen Dionesotes, MD, MPH

Psychiatry Physician · Baltimore, MD

Karen Dionesotes, MD, MPH is a psychiatry physician with a practice address in Baltimore, Maryland, and NPI 1912561671, issued on Apr 29, 2019. Check the license (Maryland D93463, 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
1912561671
Name
Karen Dionesotes
Credential
MD, MPH
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
D93463 MD
Self-reported in NPPES; status is on the state search
Practice location
1800 Orleans St, Baltimore, MD 21287
Phone
(410) 955-5000
Enumerated
Apr 29, 2019
Record last updated
Nov 2, 2023
Medicare enrollment
Enrolled (PECOS I20240826002898); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2019
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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Also registered at 1800 Orleans St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kara AbarcarEmergency Medicine Physician1285195123
  2. Catherine Abbot, CRNPStudent in an Organized Health Care Education/Training Program1942093810
  3. Ahamed Akmal Abdul Rahman Lebbe, MDStudent in an Organized Health Care Education/Training Program1255208427
  4. Arielle AbovichStudent in an Organized Health Care Education/Training Program1972122703
  5. Luis Acosta, MDStudent in an Organized Health Care Education/Training Program1922859537
  6. Nihmotallahi Adebayo, MDStudent in an Organized Health Care Education/Training Program1033058334

Verify Karen Dionesotes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D93463
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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48% fewer Medicare Part D claims than the average psychiatry physician in 2024

524 Medicare Part D claims for 105 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Karen Dionesotes524
  2. Specialty average1,000

Most prescribed

  1. Escitalopram Oxalate48 claims
  2. Mirtazapine46 claims
  3. Sertraline Hcl46 claims
  4. Duloxetine Hcl32 claims
  5. Risperidone28 claims
  6. Quetiapine Fumarate27 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.

Industry payments in 2024: $125.66

1 payment: food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Dionesotes$125.66
  2. Specialty average$4,954.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Icahn School OF Medicine AT Mount SinaiNew York, NY

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

Karen Dionesotes among 1,451 psychiatry physician records in Maryland

Karen Dionesotes, MD, MPH 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 2019, is newer than 89% of them.

  • NPI issued2019 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 36% of these records are
  • Graduated2019 · median 2000 among the 525 with a school on file
  • Record last updated2023 · 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. Larry Alessi, M.D.Baltimore, MD 212871902860596
  2. Andrew Angelino, M.D.Baltimore, MD 212871346204625
  3. Shannon Barnett, M.D.Baltimore, MD 212871104881796
  4. Emile Bendit, M.D.Baltimore, MD 212871063478824
  5. Oscar Bienvenu, M.D.Baltimore, MD 212871821054909
  6. Gabrielle Blackman, M.D.Baltimore, MD 212871417913195
  7. David Blass, M.D.Baltimore, MD 212871508822610
  8. Christopher Carroll, M.D.Baltimore, MD 212871730137621

Common questions

What is Karen Dionesotes, MD, MPH's NPI number?

Karen Dionesotes, MD, MPH's National Provider Identifier (NPI) is 1912561671, issued on Apr 29, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Karen Dionesotes, MD, MPH located?

The NPPES record lists a practice address at 1800 Orleans St, Baltimore, MD, 21287. Phone: (410) 955-5000. Providers update this record themselves, so call before visiting.

How can I verify Karen Dionesotes, MD, MPH's license?

NPPES lists Maryland license number D93463, 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 Karen Dionesotes, MD, MPH prescribe under Medicare Part D?

In 2024, Karen Dionesotes, MD, MPH had 524 Medicare Part D claims for 105 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.