NPPES file of Aug 9, 2026

Katherine Aumann

Family Nurse Practitioner · Baltimore, MD

Katherine Aumann is a family nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1205495470, issued on Jun 11, 2019. Check the license (Maryland R204557, as entered in NPPES) with the Maryland board that licenses this profession; 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
1205495470
Name
Katherine Aumann
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R204557 MD
Self-reported in NPPES; status is on the state search
Practice location
22 S Greene St, Baltimore, MD 21201
Phone
(410) 328-9284
Enumerated
Jun 11, 2019
Record last updated
Jun 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200103000817); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 22 S Greene St

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

  1. Bizhan Aarabi, MDNeurological Surgery Physician1174578876
  2. Elsadig Abdalla, MDStudent in an Organized Health Care Education/Training Program1073364477
  3. Ehssan AbdolalizadehStudent in an Organized Health Care Education/Training Program1093653271
  4. Mohammad Abdulelah, MDStudent in an Organized Health Care Education/Training Program1114650108
  5. Leenah AbdulgaderStudent in an Organized Health Care Education/Training Program1386323301
  6. Ifedayo Abiola-Matthew, CRNPAcute Care Nurse Practitioner1033781117

Verify Katherine Aumann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R204557
    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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

92% fewer Medicare Part D claims than the average family nurse practitioner in 2024

100 Medicare Part D claims for 52 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 22 claims were for opioids.

  1. Katherine Aumann100
  2. Specialty average1,305

Most prescribed

  1. Oxycodone Hcl15 claims
  2. Meloxicam14 claims
  3. Gabapentin13 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 2 group practices

  1. University OF Maryland Community Medical Group IncGlen Burnie, MD
  2. University OF Maryland Orthopaedic Associates PABaltimore, MD

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

712 family nurse practitioner records list a practice address in Baltimore

They are 712 of the 35,183 NPPES records with a practice address in Baltimore, and 4,124 family nurse practitioner records in Maryland.

Other family nurse practitioner records in Maryland

  1. Kanisha AaronOwings Mills, MD1518565324
  2. Nicole Aaron, CRNPQueenstown, MD1538916093
  3. Naomi Abaga, CRNPBaltimore, MD1871054494
  4. Kyerewaa Abban-Thompson, NPSilver Spring, MD1144513151
  5. Kristen Abbott, CRNPBerlin, MD1700597382
  6. Mark Abbott, FNPElkridge, MD1013452549
  7. Nabila Abdulwahab, CRNPBowie, MD1629341375
  8. Leila Abedi, CRNP-FGaithersburg, MD1699091603
  9. Hayat Aberra, NP-CEdgewater, MD1295275774
  10. Pamela Abina, CRNPColumbia, MD1154709335

Common questions

What is Katherine Aumann's NPI number?

Katherine Aumann's National Provider Identifier (NPI) is 1205495470, issued on Jun 11, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Aumann located?

The NPPES record lists a practice address at 22 S Greene St, Baltimore, MD, 21201. Phone: (410) 328-9284. Providers update this record themselves, so call before visiting.

How can I verify Katherine Aumann's license?

NPPES lists Maryland license number R204557, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Aumann prescribe under Medicare Part D?

In 2024, Katherine Aumann had 100 Medicare Part D claims for 52 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.