Katharine Will
Medical Physician Assistant · Pittsburgh, PA
Katharine Will is a medical physician assistant with a practice address in Pittsburgh, Pennsylvania, and NPI 1932435898, issued on Oct 28, 2009. Check the license (Pennsylvania MA054231, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katharine Will
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- MA054231 PA
Self-reported in NPPES; status is on the state search - Practice location
- 969 Greentree RD, Pittsburgh, PA 15220
- Phone
- (412) 920-0700
- Enumerated
- Oct 28, 2009
- Record last updated
- Apr 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100119000753); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,897 in Pennsylvania → Look up another NPI →
Also registered at 969 Greentree RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Heather CleggPhysical Therapist1184089179
- Sherry Cosner-Marentay, LSWSocial Worker1770764581
- Sawyer D'AndreaPhysical Therapy Assistant1679398465
Verify Katharine Will in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA054231Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average medical physician assistant in 2024
1,242 Medicare Part D claims for 307 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Atorvastatin Calcium65 claims
- Tramadol Hcl40 claims
- Levothyroxine Sodium32 claims
- Gabapentin29 claims
- Metformin Hcl Er29 claims
- Rosuvastatin Calcium26 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Upmc Community Medicine IncPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katharine Will among 3,897 medical physician assistant records in Pennsylvania
Katharine Will is one of 3,897 medical physician assistant records with a practice address in Pennsylvania. 80% 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 31% of them.
- NPI issued2009 · 31% of these records are older, 66% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2009 · median 2015 among the 2,467 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
521 medical physician assistant records list a practice address in Pittsburgh
They are 521 of the 28,866 NPPES records with a practice address in Pittsburgh, and 3,897 medical physician assistant records in Pennsylvania.
All 3,897 in Pennsylvania → Every provider in Pittsburgh → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Erin Defazio, MPASPittsburgh, PA 152201881655447
- Richard Jones, MSPAS PA-CPittsburgh, PA 152201770122301
- Dena Lazar, PA-CPittsburgh, PA 152201376974824
- Kara Malagise, PA-CPittsburgh, PA 152201548595010
- Josiah Blanchard, PA-CPittsburgh, PA 152191306447214
- Evan Cottrill, PA-CPittsburgh, PA 152191699439893
- Kelsey Dilks, PA-CPittsburgh, PA 152191720853740
- Darcie IlgPittsburgh, PA 152191245787803
Common questions
What is Katharine Will's NPI number?
Katharine Will's National Provider Identifier (NPI) is 1932435898, issued on Oct 28, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Katharine Will located?
The NPPES record lists a practice address at 969 Greentree RD, Pittsburgh, PA, 15220. Phone: (412) 920-0700. Providers update this record themselves, so call before visiting.
How can I verify Katharine Will's license?
NPPES lists Pennsylvania license number MA054231, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Katharine Will prescribe under Medicare Part D?
In 2024, Katharine Will had 1,242 Medicare Part D claims for 307 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Katharine Will's MIPS final score?
The 2023 MIPS final score is 78.5 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.