Katherine L Hermayer, MD
Endocrinology, Diabetes & Metabolism
Katherine L Hermayer is an Endocrinology, Diabetes & Metabolism specialist based in Charleston, SC with over 45 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Patients across SC can see Katherine L Hermayer, MD in person in Charleston or via virtual visit — no travel required. Trained at Albany Medical College of Union University (class of 1981), she has been practicing for over 45 years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).
Older · 2039dNPPES updated 2020-10-22 · verify NPI on CMS · Verify license at South Carolina Board of Medical Examiners
How Does This Doctor Compare?
Generic Rx
↑ Higher = better47.1%
South Carolina avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-35.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
279
Unique beneficiaries
Standard volumePrescription Recipients
189
Patients prescribed
Prescriptions Written
1,659
Total claims
Total Medicare drug cost: $753k
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%Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+30%) — 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 (+11%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-7%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-7%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$156 received from industry
1 transaction reported in 2024 ·Low 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 Katherine L Hermayer's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1981
Albany Medical College
Board certified · Oct 21, 2020
Self-reported via NPPES
45 years in practice
Senior practitioner
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
Albany Medical College of Union University (Class of 1981)
Mailing address
Po Box 751461, Charlotte, NC 28275-1461
Differs from practice location
Virtual Endocrinology, Diabetes & Metabolism Care With Katherine L Hermayer
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Katherine L Hermayer 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 Katherine L Hermayer
Dr. Hermayer is listed as active in the NPI registry 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 Katherine L Hermayer
Practice Location
171 Ashley Ave, Charleston, SC 29425-0001
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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