NPPES file of Aug 9, 2026

Connor Tenney Willis, MD

Hospitalist Physician · Baltimore, MD

Connor Tenney Willis, MD is a hospitalist physician with a practice address in Baltimore, Maryland, and NPI 1457091449, issued on Mar 29, 2022. Check the license (Maryland D0103965, 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
1457091449
Name
Connor Tenney Willis
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
D0103965 MD
Self-reported in NPPES; status is on the state search
Practice location
22 S Greene St, Baltimore, MD 21201
Phone
(410) 328-2882
Enumerated
Mar 29, 2022
Record last updated
Jun 30, 2025
Fax
(410) 328-2977
Medicare enrollment
Enrolled (PECOS I20250621000002); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2022
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 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 Connor Tenney Willis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0103965
    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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53% fewer Medicare Part D claims than the average hospitalist physician in 2024

247 Medicare Part D claims for 72 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Connor Willis247
  2. Specialty average521

Most prescribed

  1. Amlodipine Besylate20 claims
  2. Furosemide16 claims
  3. Albuterol Sulfate Hfa14 claims
  4. Atorvastatin Calcium14 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 Physicians PABaltimore, MD

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

Connor Tenney Willis among 397 hospitalist physician records in Maryland

Connor Tenney Willis, MD is one of 397 hospitalist physician records with a practice address in Maryland. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.

  • NPI issued2022 · 95% of these records are older, 2% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2022 · median 2010 among the 330 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Maryland

There are 397 hospitalist physician records in Maryland.

The 8 hospitalist physician records with the nearest ZIP codes

  1. George Baffoe-Bonnie, M.D.Baltimore, MD 212011780642090
  2. Lei Jia Chen, MDBaltimore, MD 212011144422049
  3. Kimberly Clark, PA-CBaltimore, MD 212011144368226
  4. Philip Dittmar, MDBaltimore, MD 212011932243342
  5. Kathryn Eshelman, M.D.Baltimore, MD 212011558375147
  6. Mangla Gulati, M.D.Baltimore, MD 212011740259274
  7. Cheryl Hepp, MDBaltimore, MD 212011023152444
  8. Saverio Mirarchi, M.D.Baltimore, MD 212011639124365

Common questions

What is Connor Tenney Willis, MD's NPI number?

Connor Tenney Willis, MD's National Provider Identifier (NPI) is 1457091449, issued on Mar 29, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Connor Tenney Willis, MD located?

The NPPES record lists a practice address at 22 S Greene St, Baltimore, MD, 21201. Phone: (410) 328-2882. Providers update this record themselves, so call before visiting.

How can I verify Connor Tenney Willis, MD's license?

NPPES lists Maryland license number D0103965, 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 Connor Tenney Willis, MD prescribe under Medicare Part D?

In 2024, Connor Tenney Willis, MD had 247 Medicare Part D claims for 72 beneficiaries; the average among hospitalist physician prescribers was 521. 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.