Kolby Johnson, MD
NPI 1720667587 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kolby Johnson, MD is a Internal Medicine Physician provider in Charleston, SC (NPI 1720667587).
Provider details
- NPI number
- 1720667587
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
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 tenure38% of score
5 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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 37 | 16 |
| Amlodipine Besylate | 23 | 12 |
| Metformin Hcl | 20 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 18 | — |
| Empagliflozinbrand: Jardiance | 17 | — |
| Losartan Potassium | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-07
- Last updated
- 2021-06-18
- Certified
- 2021-06-18
Frequently asked questions
- What is Kolby Johnson's NPI number?
- Kolby Johnson's National Provider Identifier (NPI) is 1720667587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kolby Johnson's specialty?
- Kolby Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kolby Johnson located?
- Kolby Johnson's practice location on file with NPPES is 96 Jonathan Lucas St, Charleston, SC 29425-8900.
- What is Kolby Johnson's phone number?
- The practice phone number listed in the NPPES registry for Kolby Johnson is (843) 792-2300.
- Does Kolby Johnson accept Medicare?
- Kolby Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kolby Johnson's NPI active?
- Yes — Kolby Johnson's NPI (1720667587) is active in the NPPES registry as of the last update on 2021-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.