Charlie Sang, MD
NPI 1629573746 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Order and Referring Only - Adult Congenital Heart Disease (achd) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charlie Sang, MD is a Internal Medicine Physician provider in Charleston, SC (NPI 1629573746).
Provider details
- NPI number
- 1629573746
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 94640 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 48 | 19 |
| Empagliflozinbrand: Jardiance | 33 | 13 |
| Atorvastatin Calcium | 29 | 11 |
| Apixabanbrand: Eliquis | 29 | — |
| Lisinopril | 25 | — |
| Spironolactone | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$421 across 8 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 (3)
- 625 19th St SBirmingham, AL 35233-1900Phone: (205) 638-9589
- 625 19th St SBirmingham, AL 35233-1900Phone: (205) 638-9589
- 160 Dental Cir # 7075Chapel Hill, NC 27599-1900Phone: (919) 966-5205
Registry dates
- Enumerated
- 2018-03-29
- Last updated
- 2025-09-22
- Certified
- 2025-09-22
Frequently asked questions
- What is Charlie Sang's NPI number?
- Charlie Sang's National Provider Identifier (NPI) is 1629573746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charlie Sang's specialty?
- Charlie Sang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charlie Sang located?
- Charlie Sang's practice location on file with NPPES is 169 Ashley Ave Rm 202, Charleston, SC 29425-8905.
- What is Charlie Sang's phone number?
- The practice phone number listed in the NPPES registry for Charlie Sang is (843) 792-2575.
- Does Charlie Sang accept Medicare?
- Charlie Sang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charlie Sang's NPI active?
- Yes — Charlie Sang's NPI (1629573746) is active in the NPPES registry as of the last update on 2025-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.