John E Mckinnon, MD
Infectious Disease Internal Medicine
John E Mckinnon is an Infectious Disease Internal Medicine specialist based in Charleston, SC with over 31 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
John E Mckinnon, MD has been part of the Charleston medical community since 2008 in group practice. He has been in practice for 31+ years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis.
Older · 1321dNPPES updated 2022-10-11 · verify NPI on CMS · Verify license at South Carolina Board of Medical Examiners
How Does This Doctor Compare?
Generic Rx
↑ Higher = better51.7%
South Carolina avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-31.1 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
163
Unique beneficiaries
Standard volumePrescription Recipients
26
Patients prescribed
Prescriptions Written
120
Total claims
Total Medicare drug cost: $312k
Percentile rankings compared against 605 reporting peers in South Carolina.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+10%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+20%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+23%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+12%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+20%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+5%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$4.5k received from industry
4 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to John E Mckinnon's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Oct 10, 2022
Self-reported via NPPES
31 years in practice
Senior practitioner
Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, antibiotic-resistant infections (MRSA), post-surgical infections, and travel-related illnesses. They also provide pre-travel vaccination counseling and manage infections in immunocompromised patients.
Taxonomy: 207RI0200X
Mailing address
Po Box 751461, Charlotte, NC 28275-1461
Differs from practice location
Virtual Infectious Disease Care With John E Mckinnon
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John E Mckinnon for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Charleston required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about John E Mckinnon
NPI records show Dr. Mckinnon as active with telehealth listed in Charleston, SC. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (843) 792-1414.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact John E Mckinnon
Practice Location
171 Ashley Ave, Charleston, SC 29425-2608
Mailing Address
Po Box 751461, Charlotte, NC 28275-1461
This is a provider directory. Contact the office directly to schedule appointments.
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