Katherine Ruiz, PA-C
NPI 1134675978 · Medical Physician Assistant · Mt Pleasant, SC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Ruiz, PA-C is a Medical Physician Assistant provider in Mt Pleasant, SC (NPI 1134675978).
Provider details
- NPI number
- 1134675978
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0110-005428 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
180 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $100 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 39 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 32 | $72 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 20 | $11 |
| Automated Urinalysis Test81003 | 16 | $2 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 48 | 25 |
| Atorvastatin Calcium | 45 | 22 |
| Metformin Hcl | 40 | 14 |
| Lisinopril | 38 | 17 |
| Hydrochlorothiazide | 26 | — |
| Azithromycin | 24 | 22 |
| Levothyroxine Sodium | 24 | — |
Practice location
Mailing address
Additional practice locations (1)
- 110 Dunlop Circle DrColonial Heights, VA 23834-1818Phone: (804) 526-6062Fax: (804) 526-9094
Registry dates
- Enumerated
- 2016-08-31
- Last updated
- 2025-05-19
- Certified
- 2025-05-19
Frequently asked questions
- What is Katherine Ruiz's NPI number?
- Katherine Ruiz's National Provider Identifier (NPI) is 1134675978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ruiz's specialty?
- Katherine Ruiz is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Ruiz located?
- Katherine Ruiz's practice location on file with NPPES is 1400 Hospital Dr, Mt Pleasant, SC 29464-3255.
- What is Katherine Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ruiz is (843) 884-1341.
- Does Katherine Ruiz accept Medicare?
- Katherine Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Ruiz's NPI active?
- Yes — Katherine Ruiz's NPI (1134675978) is active in the NPPES registry as of the last update on 2025-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.