Sara K. Willistein, PA-C
Medical Physician Assistant · Rochester, NY
Sara K. Willistein, PA-C is a medical physician assistant with a practice address in Rochester, New York, and NPI 1639584923, issued on Jun 25, 2014. Check the license (New York 021687, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sara K. Willistein
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 021687 NY
Self-reported in NPPES; status is on the state search - Practice location
- 222 Alexander St Ste 3000, Rochester, NY 14607
- Phone
- (585) 922-8350
- Enumerated
- Jun 25, 2014
- Record last updated
- Apr 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180418001770); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,670 in New York → Look up another NPI →
Also registered at 222 Alexander St Ste 3000
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mahta Mortezavi, MDAllergy & Immunology (Internal Medicine) Physician1093013781
- Bernadette Palermo, RPA-CPhysician Assistant1578593018
Verify Sara K. Willistein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 021687Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average medical physician assistant in 2024
916 Medicare Part D claims for 338 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium92 claims
- Metoprolol Succinate86 claims
- Lisinopril55 claims
- Amlodipine Besylate46 claims
- Rosuvastatin Calcium46 claims
- Isosorbide Mononitrate Er43 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 MIPS final score for 2023 (Medicare payment program): 95.2 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $193.10
10 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Rochester General HospitalRochester, NY · Acute Care Hospitals2 of 5 stars
- Western New York Medical Practice PCRochester, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Sara K. Willistein among 3,670 medical physician assistant records in New York
Sara K. Willistein, PA-C is one of 3,670 medical physician assistant records with a practice address in New York. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 56% of them.
- NPI issued2014 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2014 · median 2014 among the 1,802 with a school on file
- Record last updated2021 · 60% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
390 medical physician assistant records list a practice address in Rochester
They are 390 of the 20,520 NPPES records with a practice address in Rochester, and 3,670 medical physician assistant records in New York.
All 3,670 in New York → Every provider in Rochester → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Amanda GiardinaRochester, NY 146071255254942
- Mallory GreenRochester, NY 146071669127239
- Sara Keller, PARochester, NY 146071124636964
- Rebecca KleinRochester, NY 146071093690687
- Lindsey Knapp, PA-CRochester, NY 146071275101693
- Kayleigh Reeder, PA-CRochester, NY 146071194340505
- Gail Weiser, PA-C, LCSWRochester, NY 146071689712614
- Sarah Alaimo, PA-CRochester, NY 146061245359314
Common questions
What is Sara K. Willistein, PA-C's NPI number?
Sara K. Willistein, PA-C's National Provider Identifier (NPI) is 1639584923, issued on Jun 25, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Sara K. Willistein, PA-C located?
The NPPES record lists a practice address at 222 Alexander St Ste 3000, Rochester, NY, 14607. Phone: (585) 922-8350. Providers update this record themselves, so call before visiting.
How can I verify Sara K. Willistein, PA-C's license?
NPPES lists New York license number 021687, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Sara K. Willistein, PA-C prescribe under Medicare Part D?
In 2024, Sara K. Willistein, PA-C had 916 Medicare Part D claims for 338 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Sara K. Willistein, PA-C's MIPS final score?
The 2023 MIPS final score is 95.2 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.