Brian Dewhirst, MD
NPI 1316965338 · Family Medicine Physician · Johns Island, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Dewhirst, MD is a Family Medicine Physician provider in Johns Island, SC (NPI 1316965338).
Provider details
- NPI number
- 1316965338
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 21392 (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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,332 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 | 762 | $119 |
| 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 | 568 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 363 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 229 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 75 | $169 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 186 | 83 |
| Rosuvastatin Calcium | 166 | 65 |
| Amlodipine Besylate | 141 | 60 |
| Levothyroxine Sodium | 103 | 44 |
| Lisinopril | 83 | 37 |
| Losartan Potassium | 75 | 28 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$662 across 33 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
Additional practice locations (1)
- 9313 Medical Plaza DrSte 202North Charleston, SC 29406-9155Phone: (843) 572-1200Fax: (843) 553-0424
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2026-01-27
- Certified
- 2026-01-27
Frequently asked questions
- What is Brian Dewhirst's NPI number?
- Brian Dewhirst's National Provider Identifier (NPI) is 1316965338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Dewhirst's specialty?
- Brian Dewhirst is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Dewhirst located?
- Brian Dewhirst's practice location on file with NPPES is 1807 Crowne Commons Way, Johns Island, SC 29455-4931.
- What is Brian Dewhirst's phone number?
- The practice phone number listed in the NPPES registry for Brian Dewhirst is (843) 203-2280.
- Does Brian Dewhirst accept Medicare?
- Brian Dewhirst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Dewhirst's NPI active?
- Yes — Brian Dewhirst's NPI (1316965338) is active in the NPPES registry as of the last update on 2026-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.