NPPES file of Aug 9, 2026

Katherine Willoughby

Student in an Organized Health Care Education/Training Program · Pittsburgh, PA

Katherine Willoughby is a student in an organized health care education/training program with a practice address in Pittsburgh, Pennsylvania, and NPI 1255658233, issued on Apr 29, 2010. Check the license (Pennsylvania MD448516, as entered in NPPES) with the Pennsylvania 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255658233
Name
Katherine Willoughby
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
MD448516 PA
Self-reported in NPPES; status is on the state search
Practice location
200 Lothrop St Ste N713, Pittsburgh, PA 15213
Phone
(412) 692-4700
Enumerated
Apr 29, 2010
Record last updated
Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130618000221); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2006
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 200 Lothrop St Ste N713

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

  1. Michael BoisenAnesthesiology Physician1922240241
  2. Sahand Sohrabi, M.D.Student in an Organized Health Care Education/Training Program1376819177

Verify Katherine Willoughby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license MD448516
    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 Pennsylvania 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 student in an organized health care education/training program in 2024

96 Medicare Part D claims for 30 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Katherine Willoughby96
  2. Specialty average185

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 practice group's MIPS final score for 2023 (Medicare payment program): 77.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score68.6
  2. Costout of 100 · 30%56.4
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University OF Pittsburgh PhysiciansPittsburgh, PA

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

Katherine Willoughby among 12,792 student in an organized health care education/training program records in Pennsylvania

Katherine Willoughby is one of 12,792 student in an organized health care education/training program records with a practice address in Pennsylvania. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 1% of them.

  • NPI issued2010 · 1% of these records are older, 99% newer
  • In a Medicare fileYes · 33% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Graduated2006 · median 2019 among the 549 with a school on file
  • Record last updated2021 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,922 student in an organized health care education/training program records list a practice address in Pittsburgh

They are 2,922 of the 28,866 NPPES records with a practice address in Pittsburgh, and 12,792 student in an organized health care education/training program records in Pennsylvania.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Laura Brubaker, MD, MPHPittsburgh, PA 152131730329939
  2. Kristin Dalope, MDPittsburgh, PA 152131780846840
  3. Nikhil Gupta, M.D.Pittsburgh, PA 152131336334747
  4. Brian HeistPittsburgh, PA 152131265540108
  5. Gabriel Herrera, M.D.Pittsburgh, PA 152131265698757
  6. Vikram KrishnasamyPittsburgh, PA 152131841432333
  7. Jason LucianoPittsburgh, PA 152131932420593
  8. Thomas OlinoPittsburgh, PA 152131881866994

Common questions

What is Katherine Willoughby's NPI number?

Katherine Willoughby's National Provider Identifier (NPI) is 1255658233, issued on Apr 29, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Willoughby located?

The NPPES record lists a practice address at 200 Lothrop St Ste N713, Pittsburgh, PA, 15213. Phone: (412) 692-4700. Providers update this record themselves, so call before visiting.

How can I verify Katherine Willoughby's license?

NPPES lists Pennsylvania license number MD448516, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Willoughby prescribe under Medicare Part D?

In 2024, Katherine Willoughby had 96 Medicare Part D claims for 30 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.

What is Katherine Willoughby's MIPS final score?

The 2023 MIPS final score is 77.5 of 100, reported for the practice group. 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.