Marc Difronzo, PA-C
NPI 1194200154 · Physician Assistant · Charleston, SC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Difronzo, PA-C is a Physician Assistant provider in Charleston, SC (NPI 1194200154).
Provider details
- NPI number
- 1194200154
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levetiracetam | 28 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 23 |
| Gabapentin | 23 |
| Levothyroxine Sodium | 13 |
| Methenamine Hippurate | 13 |
| Pravastatin Sodium | 13 |
| Solifenacin Succinate | 12 |
| Atenolol | 12 |
| Latanoprost | 12 |
| Furosemide | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-09-26
- Last updated
- 2025-06-09
- Certified
- 2025-06-09
Frequently asked questions
- What is Marc Difronzo's NPI number?
- Marc Difronzo's National Provider Identifier (NPI) is 1194200154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Difronzo's specialty?
- Marc Difronzo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marc Difronzo located?
- Marc Difronzo's practice location on file with NPPES is 1470 Tobias Gadson Blvd Ste 101, Charleston, SC 29407-4835.
- What is Marc Difronzo's phone number?
- The practice phone number listed in the NPPES registry for Marc Difronzo is (843) 825-9905.
- Does Marc Difronzo accept Medicare?
- Marc Difronzo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Difronzo's NPI active?
- Yes — Marc Difronzo's NPI (1194200154) is active in the NPPES registry as of the last update on 2025-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.