Carly Siemianowski
Physician Assistant · Columbia, SC
Carly Siemianowski is a physician assistant with a practice address in Columbia, South Carolina, and NPI 1932848173, issued on Jun 3, 2022. Check the license (South Carolina 4450, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Carly Siemianowski
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 4450 SC
Self-reported in NPPES; status is on the state search - Practice location
- 2 Medical Park RD Ste 300, Columbia, SC 29203
- Phone
- (803) 434-8800
- Enumerated
- Jun 3, 2022
- Record last updated
- Aug 11, 2022
- Fax
- (803) 434-8802
- Medicare enrollment
- Enrolled (PECOS I20220822001580); accepts Medicare assignment
- Medical or professional school
- University Of South Carolina School Of Medicine, 2022
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,294 in South Carolina → Look up another NPI →
Also registered at 2 Medical Park RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Carly Siemianowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
Search for license 4450Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average physician assistant in 2024
74 Medicare Part D claims for 26 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Ondansetron Odt15 claims
- Oxycodone Hcl15 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): 99.3 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).
Bills Medicare through one group practice
- Prisma Health Medical Group-MidlandsColumbia, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carly Siemianowski among 2,294 physician assistant records in South Carolina
Carly Siemianowski is one of 2,294 physician assistant records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 69% of them.
- NPI issued2022 · 69% of these records are older, 24% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2022 · median 2019 among the 1,516 with a school on file
- Record last updated2022 · 31% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
247 physician assistant records list a practice address in Columbia
They are 247 of the 11,200 NPPES records with a practice address in Columbia, and 2,294 physician assistant records in South Carolina.
All 2,294 in South Carolina → Every provider in Columbia → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Gregory Barefoot, P.A.C.Columbia, SC 292031386601102
- Jessamyn Bartley, PAColumbia, SC 292031740251115
- Charles Crafton, PA-CColumbia, SC 292031629039847
- Karin Duffy, PA-CColumbia, SC 292031780638643
- Gregory Furness, PACColumbia, SC 292031134129174
- Christina Harman, PAColumbia, SC 292031659360691
- Anne Hendrix, P.A.Columbia, SC 292031013982917
- Stephanie Kimbrough, PAColumbia, SC 292031144295528
Common questions
What is Carly Siemianowski's NPI number?
Carly Siemianowski's National Provider Identifier (NPI) is 1932848173, issued on Jun 3, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Carly Siemianowski located?
The NPPES record lists a practice address at 2 Medical Park RD Ste 300, Columbia, SC, 29203. Phone: (803) 434-8800. Providers update this record themselves, so call before visiting.
How can I verify Carly Siemianowski's license?
NPPES lists South Carolina license number 4450, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Carly Siemianowski prescribe under Medicare Part D?
In 2024, Carly Siemianowski had 74 Medicare Part D claims for 26 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Carly Siemianowski's MIPS final score?
The 2023 MIPS final score is 99.3 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.