Carolyn A. Sienzant, PA-C
Physician Assistant · Harrisburg, PA
Carolyn A. Sienzant, PA-C is a physician assistant with a practice address in Harrisburg, Pennsylvania, and NPI 1437330214, issued on Nov 20, 2007. Check the license (Pennsylvania MA053129, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Carolyn A. Sienzant
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- MA053129 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4807 Jonestown RD, Harrisburg, PA 17109
- Phone
- (717) 657-3030
- Enumerated
- Nov 20, 2007
- Record last updated
- Aug 26, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (717) 671-0991
- Medicare enrollment
- Enrolled (PECOS I20090316000378); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →
Verify Carolyn A. Sienzant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA053129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average physician assistant in 2024
1,344 Medicare Part D claims for 320 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 32 claims were for opioids.
Most prescribed
- Atorvastatin Calcium105 claims
- Amlodipine Besylate70 claims
- Sertraline Hcl58 claims
- Lisinopril56 claims
- Gabapentin51 claims
- Lorazepam49 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): 81.2 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
- Tower Health Medical GroupWyomissing, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carolyn A. Sienzant among 8,020 physician assistant records in Pennsylvania
Carolyn A. Sienzant, PA-C 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 2007, is newer than 15% of them.
- NPI issued2007 · 15% of these records are older, 80% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2007 · median 2018 among the 5,313 with a school on file
- Record last updated2011 · 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).
147 physician assistant records list a practice address in Harrisburg
They are 147 of the 3,963 NPPES records with a practice address in Harrisburg, and 8,020 physician assistant records in Pennsylvania.
All 8,020 in Pennsylvania → Every provider in Harrisburg → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Lindsey Bowman, PA-CHarrisburg, PA 171091538393806
- Meghan Edwards, PA-CHarrisburg, PA 171091225050438
- Megan Hughes, PA-CHarrisburg, PA 171091124240940
- Erik Little, PA CHarrisburg, PA 171091558464560
- Molly Longacre, PA-CHarrisburg, PA 171091073735874
- Joseph Macut, PA-CHarrisburg, PA 171091326260159
- Nicole Molnar, PA-CHarrisburg, PA 171091336238013
- Jennifer Mroz, PA-CHarrisburg, PA 171091093937898
Common questions
What is Carolyn A. Sienzant, PA-C's NPI number?
Carolyn A. Sienzant, PA-C's National Provider Identifier (NPI) is 1437330214, issued on Nov 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Carolyn A. Sienzant, PA-C located?
The NPPES record lists a practice address at 4807 Jonestown RD, Harrisburg, PA, 17109. Phone: (717) 657-3030. Providers update this record themselves, so call before visiting.
How can I verify Carolyn A. Sienzant, PA-C's license?
NPPES lists Pennsylvania license number MA053129, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Carolyn A. Sienzant, PA-C prescribe under Medicare Part D?
In 2024, Carolyn A. Sienzant, PA-C had 1,344 Medicare Part D claims for 320 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Carolyn A. Sienzant, PA-C's MIPS final score?
The 2023 MIPS final score is 81.2 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.