John Cox, M.D.
NPI 1578526570 · Pulmonary Disease Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Cox, M.D. is a Pulmonary Disease Physician provider in Charleston, SC (NPI 1578526570).
Provider details
- NPI number
- 1578526570
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD031520E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 48 | 22 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 29 | 19 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 25 | 11 |
| Montelukast Sodium | 24 | 17 |
| Dupilumabbrand: Dupixent Pen | 20 | — |
| Budesonide/Formoterol Fumaratebrand: Symbicort | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,122 across 3 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
- 2006-04-10
- Last updated
- 2015-12-16
Frequently asked questions
- What is John Cox's NPI number?
- John Cox's National Provider Identifier (NPI) is 1578526570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cox's specialty?
- John Cox is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Cox located?
- John Cox's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is John Cox's phone number?
- The practice phone number listed in the NPPES registry for John Cox is (843) 792-1414.
- Does John Cox accept Medicare?
- John Cox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Cox's NPI active?
- Yes — John Cox's NPI (1578526570) is active in the NPPES registry as of the last update on 2015-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.