NPPES file of Aug 9, 2026

Lucy Katherine Willis, M.D.

Emergency Medicine Physician · New York, NY

Lucy Katherine Willis, M.D. is an emergency medicine physician with a practice address in New York, New York, and NPI 1891932224, issued on Jan 7, 2009. Check the license (New York 251263, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891932224
Name
Lucy Katherine Willis
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
251263 NY
Self-reported in NPPES; status is on the state search
Practice location
1000 10TH Ave, New York, NY 10019
Phone
(646) 234-5250
Enumerated
Jan 7, 2009
Record last updated
Jan 7, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090730000166); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2006
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.
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Also registered at 1000 10TH Ave

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

  1. Fatmaalzahraa AbdelqaderHospitalist Physician1295296473
  2. Minako Abe, MDEmergency Medicine Physician1578635249
  3. Ayelet AbelowHospitalist Physician1073141578
  4. Michael Abiri, M.D.Diagnostic Radiology Physician1598718298
  5. Adal Abonamah, DOStudent in an Organized Health Care Education/Training Program1821790916
  6. Joseph Abraham, MD, MBAStudent in an Organized Health Care Education/Training Program1316649288

Verify Lucy Katherine Willis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 251263
    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 New York 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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74% fewer Medicare Part D claims than the average emergency medicine physician in 2024

58 Medicare Part D claims for 53 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Lucy Willis58
  2. Specialty average226

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.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Weill Medical College OF CornellNew York, NY

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

Lucy Katherine Willis among 5,025 emergency medicine physician records in New York

Lucy Katherine Willis, M.D. is one of 5,025 emergency medicine physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 42% of them.

  • NPI issued2009 · 42% of these records are older, 56% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2006 · median 2013 among the 3,232 with a school on file
  • Record last updated2009 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,075 emergency medicine physician records list a practice address in New York

They are 1,075 of the 98,468 NPPES records with a practice address in New York, and 5,025 emergency medicine physician records in New York.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Minako Abe, MDNew York, NY 100191578635249
  2. Mitchell Adelstein, MDNew York, NY 100191811069503
  3. Patricia Carey, MDNew York, NY 100191609949247
  4. Jason Chu, MDNew York, NY 100191861565434
  5. Mark Clark, MDNew York, NY 100191588737167
  6. Daniel Egan, MDNew York, NY 100191962493585
  7. Marian Gambrell, MDNew York, NY 100191720151095
  8. Matthew Lurin, MD MBA FACEP CPENew York, NY 100191811060635

Common questions

What is Lucy Katherine Willis, M.D.'s NPI number?

Lucy Katherine Willis, M.D.'s National Provider Identifier (NPI) is 1891932224, issued on Jan 7, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Lucy Katherine Willis, M.D. located?

The NPPES record lists a practice address at 1000 10TH Ave, New York, NY, 10019. Phone: (646) 234-5250. Providers update this record themselves, so call before visiting.

How can I verify Lucy Katherine Willis, M.D.'s license?

NPPES lists New York license number 251263, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lucy Katherine Willis, M.D. prescribe under Medicare Part D?

In 2024, Lucy Katherine Willis, M.D. had 58 Medicare Part D claims for 53 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Lucy Katherine Willis, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.