Katherine Ruiz, PA-C
Medical Physician Assistant · Mt Pleasant, SC
Katherine Ruiz, PA-C is a medical physician assistant with a practice address in Mt Pleasant, South Carolina, and NPI 1134675978, issued on Aug 31, 2016. Check the license (South Carolina 4880, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ruiz
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 4880 SC
0110-005428 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1400 Hospital Dr, Mt Pleasant, SC 29464
- Phone
- (843) 884-1341
- Enumerated
- Aug 31, 2016
- Record last updated
- May 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20240215003575); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 493 in South Carolina → Look up another NPI →
Also registered at 1400 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jaclyn Wozniuk, ANP-BCFamily Nurse Practitioner1710381249
- Kimberly Wright, FNPFamily Nurse Practitioner1154085074
Verify Katherine Ruiz 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 4880Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average medical physician assistant in 2024
828 Medicare Part D claims for 144 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate48 claims
- Atorvastatin Calcium45 claims
- Metformin Hcl40 claims
- Lisinopril38 claims
- Hydrochlorothiazide26 claims
- Azithromycin24 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.
Bills Medicare through one group practice
- Roper Saint Francis Physicians NetworkMount Pleasant, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ruiz among 493 medical physician assistant records in South Carolina
Katherine Ruiz, PA-C is one of 493 medical physician assistant records with a practice address in South Carolina. 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 2016, is newer than 67% of them.
- NPI issued2016 · 67% of these records are older, 29% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2014 among the 282 with a school on file
- Record last updated2025 · 47% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 medical physician assistant records list a practice address in Mt Pleasant
They are 17 of the 1,043 NPPES records with a practice address in Mt Pleasant, and 493 medical physician assistant records in South Carolina.
All 493 in South Carolina → Every provider in Mt Pleasant → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Edward Burnside, PA-CMt Pleasant, SC 294641639492952
- Erin Copenhaver, PA-CMt Pleasant, SC 294641992079545
- Peter Forrester, PA-CMount Pleasant, SC 294641669677415
- Allyson Garrison, PAMt Pleasant, SC 294641073854956
- Ann Griffin, PA-CMt Pleasant, SC 294641710159033
- Joanna Harvey, P.A.Mount Pleasant, SC 294641316228679
- Sarette Kelley, PA-CMount Pleasant, SC 294641760804256
- Nicole Ketchin, PACMt Pleasant, SC 294641093741613
Common questions
What is Katherine Ruiz, PA-C's NPI number?
Katherine Ruiz, PA-C's National Provider Identifier (NPI) is 1134675978, issued on Aug 31, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ruiz, PA-C located?
The NPPES record lists a practice address at 1400 Hospital Dr, Mt Pleasant, SC, 29464. Phone: (843) 884-1341. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ruiz, PA-C's license?
NPPES lists South Carolina license number 4880, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Ruiz, PA-C prescribe under Medicare Part D?
In 2024, Katherine Ruiz, PA-C had 828 Medicare Part D claims for 144 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
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.