Dr. Frank A. Trefny, MD
- Medicare services, 2020
- 205
- Part D claims, 2021
- 11
- Industry payments
- $48
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 500 Thurgood Marshall Blvd Suite H Suite H, Kingstree, SC 29556
- Practice phone
- Call (843) 354-5426
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Frank A Trefny, MD
Physician office · Kingstree, South Carolina
Find Dr. Trefny's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Frank A. Trefny is a general practice physician in Cades, South Carolina
Dr. Trefny practices at Frank A Trefny, MD in Kingstree, South Carolina.
Dr. Trefny's NPI, 1336270651, was assigned on March 8, 2007. Dr. Trefny holds South Carolina license 7009.
- NPI
- 1336270651NPI Registry (opens in a new tab)
- NPI enumeration date
- March 8, 2007
- NPI status
- Active
- Practice phone
- (843) 354-5426
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Frank A. Trefny practices in Kingstree and Cades
Dr. Trefny's primary practice is Frank A Trefny, MD, at 500 Thurgood Marshall Blvd Suite H Suite H, Kingstree, SC 29556. The practice phone is (843) 354-5426. The NPI Registry lists Dr. Trefny's practice address as 3555 N Williamsburg County Hwy, Cades, SC 29518.
- Frank A Trefny, MDPrimary500 Thurgood Marshall Blvd Suite H Suite H, Kingstree, SC 29556Phone(843) 354-5426
- NPI Registry address3555 N Williamsburg County Hwy, Cades, SC 29518 · Williamsburg CountyPhone(843) 354-5426
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Frank A. Trefny is affiliated with 1 site of care
Dr. Trefny's primary practice is Frank A Trefny, MD in Kingstree, South Carolina.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Frank A. Trefny's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Trefny practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Frank A Trefny, MD | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frank A. Trefny is one of 78 general practice physicians in South Carolina
General practice is Dr. Trefny's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Trefny is licensed in South Carolina.
Specialties and state licenses
- General practice, South CarolinaPrimary
General practice physicians near Dr. Trefny
Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Frank A. Trefny billed Medicare for 205 services in 2020
CMS data shows 205 Medicare services from Dr. Trefny across 1 procedure code in 2020. Medicare paid $9,020 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Trefny's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 4952020: 20559%
Dr. Trefny compared with the South Carolina median for general practice physicians, 2020
- Dr. Trefny
- South Carolina median
- Medicare services
- 205vs 30433% below
- Part D claims
- 11vs 25296% below
Medians across 72 general practice physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Trefny's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Trefny and other general practice physicians in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frank A. Trefny's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Trefny's median patient age at 56, with 100% women.
Dr. Trefny's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Frank A. Trefny wrote 11 Medicare Part D claims in 2021
In 2021, Dr. Trefny wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $299 in total drug cost. In 2020, CMS named 1,477 claims across 47 drugs.
Dr. Trefny's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 1,4772021: 1199%
Drugs named by CMS: 1 in 2021, 47 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Frank A. Trefny received $48 in industry payments in 2018
CMS Open Payments shows 2 general payments to Dr. Trefny from 2 drug and device companies in 2018. Food and beverage make up the largest share, 100% of the total. Scilex Pharmaceuticals Inc. paid the most, $33.
Companies that paid Dr. Trefny the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Frank A. Trefny's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Frank A. Trefny
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Frank A. Trefny's NPI number?
Dr. Frank A. Trefny's NPI number is 1336270651. It was assigned on March 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Frank A. Trefny?
Dr. Frank A. Trefny is a general practice physician in Cades, South Carolina. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Frank A. Trefny practice?
Dr. Trefny practices at 500 Thurgood Marshall Blvd Suite H Suite H, Kingstree, SC 29556. Dr. Trefny also practices at 3555 N Williamsburg County Hwy, Cades, SC 29518. Dr. Trefny's primary practice is Frank A Trefny, MD in Kingstree, South Carolina.
What is Dr. Frank A. Trefny's office phone number?
The practice phone on file for Dr. Trefny is (843) 354-5426.
What is Dr. Frank A. Trefny's medical license number?
Dr. Trefny holds South Carolina license 7009.
Does Dr. Frank A. Trefny accept Medicare?
Yes. CMS data shows Dr. Trefny billed Medicare for 205 services in 2020.
What services does Dr. Frank A. Trefny bill to Medicare?
In 2020, Dr. Trefny's most billed Medicare services were nursing facility care (99308).
What drugs does Dr. Frank A. Trefny prescribe most?
In 2021 Medicare Part D data, Dr. Trefny's most prescribed drugs by claims were Potassium Chloride.
Has Dr. Frank A. Trefny received payments from drug or device companies?
CMS Open Payments shows $48 in general payments to Dr. Trefny from 2 companies from 2018 to 2018. The largest total came from Scilex Pharmaceuticals Inc.
How long has Dr. Frank A. Trefny been practicing?
Dr. Trefny's NPI was assigned in 2007.
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