Vanessa M. Troyer, PAC
Physician Assistant · Allentown, PA
Vanessa M. Troyer, PAC is a physician assistant with a practice address in Allentown, Pennsylvania, and NPI 1578999777, issued on Sep 19, 2013. Check the license (Pennsylvania OA003130, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Vanessa M. Troyer
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- OA003130 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1901 Hamilton St, Allentown, PA 18104
- Phone
- (610) 628-7920
- Enumerated
- Sep 19, 2013
- Record last updated
- Sep 19, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (610) 821-2853
- Medicare enrollment
- Enrolled (PECOS I20131108000944); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →
Also registered at 1901 Hamilton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Vanessa M. Troyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license OA003130Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average physician assistant in 2024
498 Medicare Part D claims for 152 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium44 claims
- Spironolactone36 claims
- Torsemide35 claims
- Calcitriol29 claims
- Furosemide29 claims
- Amlodipine Besylate28 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): 95.6 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: $113.40
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
Bills Medicare through one group practice
- St Lukes Physician Group IncQuakertown, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vanessa M. Troyer among 8,020 physician assistant records in Pennsylvania
Vanessa M. Troyer, PAC is one of 8,020 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 2013, is newer than 34% of them.
- NPI issued2013 · 34% of these records are older, 62% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2013 · median 2018 among the 5,313 with a school on file
- Record last updated2013 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
177 physician assistant records list a practice address in Allentown
They are 177 of the 5,904 NPPES records with a practice address in Allentown, and 8,020 physician assistant records in Pennsylvania.
All 8,020 in Pennsylvania → Every provider in Allentown → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Laura Bielecki, PA-CAllentown, PA 181041770581365
- Patti Connolly, PHYSICIAN ASSISTANTAllentown, PA 181041992799985
- Heather Davis, PA-CAllentown, PA 181041376530402
- Rosanne Diaz, PA-CAllentown, PA 181041508880097
- Kathleen Ehrhardt, PACAllentown, PA 181041801851928
- Keith Holdren, PA-CAllentown, PA 181041902858202
- Brian Kephart, PHYSICIAN ASSISTANTAllentown, PA 181041093709099
- Melissa Knecht, P.A.-C.Allentown, PA 181041124026380
Common questions
What is Vanessa M. Troyer, PAC's NPI number?
Vanessa M. Troyer, PAC's National Provider Identifier (NPI) is 1578999777, issued on Sep 19, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Vanessa M. Troyer, PAC located?
The NPPES record lists a practice address at 1901 Hamilton St, Allentown, PA, 18104. Phone: (610) 628-7920. Providers update this record themselves, so call before visiting.
How can I verify Vanessa M. Troyer, PAC's license?
NPPES lists Pennsylvania license number OA003130, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Vanessa M. Troyer, PAC prescribe under Medicare Part D?
In 2024, Vanessa M. Troyer, PAC had 498 Medicare Part D claims for 152 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Vanessa M. Troyer, PAC's MIPS final score?
The 2023 MIPS final score is 95.6 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.