Mark Walsh, MD
NPI 1265473813 · Family Medicine Physician · Liberty, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Walsh, MD is a Family Medicine Physician provider in Liberty, SC (NPI 1265473813).
Provider details
- NPI number
- 1265473813
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20774 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
833 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 239 | $116 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 192 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 157 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 80 | $166 |
| Hemoglobin A1c Level83036 | 68 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 120 | 36 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 103 | 47 |
| Levothyroxine Sodium | 93 | 30 |
| Trazodone Hcl | 83 | 29 |
| Omeprazole | 81 | 25 |
| Fluticasone Propionate | 79 | 38 |
| Atorvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$426 across 26 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2023-09-21
- Certified
- 2023-09-21
Frequently asked questions
- What is Mark Walsh's NPI number?
- Mark Walsh's National Provider Identifier (NPI) is 1265473813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Walsh's specialty?
- Mark Walsh is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Walsh located?
- Mark Walsh's practice location on file with NPPES is 300 W Front St, Liberty, SC 29657-1012.
- What is Mark Walsh's phone number?
- The practice phone number listed in the NPPES registry for Mark Walsh is (864) 843-5605.
- Does Mark Walsh accept Medicare?
- Mark Walsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Walsh's NPI active?
- Yes — Mark Walsh's NPI (1265473813) is active in the NPPES registry as of the last update on 2023-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.