Dr. Preston W. Brown, MD
- Medicare services, 2024
- 360
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 224
- Hospital affiliations
- 1
- Industry payments
- $6,546
- Practice address
- 4321 Carothers Parkway, Franklin, TN 37067
- Practice phone
- Call (615) 435-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Brown's professional email, personal email and mobile number
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Dr. Preston W. Brown is a general surgeon in Franklin, Tennessee
Dr. Brown practices at Williamson Medical Center in Franklin, Tennessee, part of Ascension Health Alliance.
Dr. Brown's NPI, 1306806112, was assigned on March 24, 2006. Dr. Brown graduated from University of Tennessee, Hsc, College of Medicine in 1996. Dr. Brown holds Tennessee license MD35485.
- NPI
- 1306806112NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113109125
- NPI enumeration date
- March 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 435-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Preston W. Brown practices at Williamson Medical Center in Franklin, Tennessee
Dr. Brown's primary practice is Williamson Medical Center, at 4321 Carothers Parkway, Franklin, TN 37067 in Williamson County. The practice phone is (615) 435-5000.
- Williamson Medical Center4321 Carothers Parkway, Franklin, TN 37067 · Williamson CountyPhone(615) 435-5000
Source: Dmand AI Affiliation Data
Dr. Preston W. Brown is affiliated with 2 sites of care and 2 medical groups
Dr. Brown's primary practice is Williamson Medical Center in Franklin, Tennessee, part of Ascension Health Alliance. The medical group on file is Williamson Health Medical Group. Dmand AI also links Dr. Brown to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Preston W. Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brown practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Williamson Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Preston W. Brown is one of 548 general surgeons in Tennessee
Surgery is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Brown is licensed in Tennessee.
Specialties and state licenses
- Surgery, TennesseePrimary
General surgeons near Dr. Brown
Counts of general surgeons 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. Preston W. Brown billed Medicare for 360 services in 2024
CMS data shows 360 Medicare services from Dr. Brown across 9 procedure codes in 2024, for 208 Medicare patients. Medicare paid $43,190 for them.
Dr. Brown's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4182024: 32323%
- Surgery
- 2023: 412024: 3710%
Where Dr. Brown's Medicare services took place, 2024
- In an office12434%
- In a facility23666%
Dr. Brown compared with the Tennessee median for general surgeons, 2024
- Dr. Brown
- Tennessee median
- Medicare services
- 360vs 1742.1 times
- Medicare patients
- 208vs 12270% above
- Part D claims
- 175vs 523.4 times
Medians across 548 general surgeons in Tennessee with Dmand AI profiles that report each measure.
Dr. Brown's most billed Medicare procedure codes, 2024
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. Brown and other general surgeons in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Preston W. Brown treated 208 Medicare patients in 2024, average age 75
CMS counts 208 Medicare patients who saw Dr. Brown in 2024. The largest group is 65 to 74, with 90 patients. 75% of them have high blood pressure, and 73% have high cholesterol. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Brown's median patient age at 61, with 49% women.
Dr. Brown's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Brown's Medicare patients by sex, 2024
- Women10751%
- Men10149%
Chronic conditions among Dr. Brown's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis45%
- Ischemic heart disease33%
- Cancer32%
- Anxiety25%
- Mood disorders25%
- Chronic kidney disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Preston W. Brown wrote 224 Medicare Part D claims in 2024
In 2024, Dr. Brown wrote 224 Medicare Part D claims for 121 patients. 98% of them were for generic drugs. CMS names the drug for 175 of them, across 4 drugs with 11 or more claims each, at $859 in total drug cost. In 2023, CMS named 181 claims across 5 drugs.
Dr. Brown's Part D claims by kind of drug, 2024
- Generic220 claims98%
- Brand-name and other4 claims2%
Dr. Brown's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Brown's Part D claims, 2024
- Opioids41%91 of 224 claims
- Antibiotics10%23 of 224 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1812024: 1753%
Drugs named by CMS: 4 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Preston W. Brown ranks in the 95th percentile for hernia repair (minimally invasive) in Medicare
Dr. Brown accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 31 procedures of hernia repair (minimally invasive) by Dr. Brown, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Brown ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 95th percentile31 procedures
- Colonoscopy
- 54th percentile30 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Preston W. Brown received $6,546 in industry payments from 2016 to 2025
CMS Open Payments shows 89 general payments to Dr. Brown from 18 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 62% of the total. Intuitive Surgical, Inc. paid the most, $4,506.
General payments to Dr. Brown by program year, 2016 to 2025
General payments to Dr. Brown by kind, 2016 to 2025
- Travel and lodging$4,08962%
- Food and beverage$2,38436%
- Education$731%
Companies that paid Dr. Brown the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Preston W. Brown graduated from University of Tennessee, Hsc, College of Medicine
Dr. Brown graduated from University of Tennessee, Hsc, College of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Preston W. Brown'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Preston W. Brown
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. Preston W. Brown's NPI number?
Dr. Preston W. Brown's NPI number is 1306806112. It was assigned on March 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Preston W. Brown?
Dr. Preston W. Brown is a general surgeon in Franklin, Tennessee. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Preston W. Brown practice?
Dr. Brown practices at 4321 Carothers Parkway, Franklin, TN 37067. Dr. Brown's primary practice is Williamson Medical Center in Franklin, Tennessee, part of Ascension Health Alliance. Dmand AI also links Dr. Brown to 1 group practice or clinic and 1 medical group.
What is Dr. Preston W. Brown's office phone number?
The practice phone on file for Dr. Brown is (615) 435-5000.
What is Dr. Preston W. Brown's medical license number?
Dr. Brown holds Tennessee license MD35485.
Which hospitals is Dr. Preston W. Brown affiliated with?
Dr. Brown practices at Williamson Medical Center in Franklin, Tennessee.
What medical group is Dr. Preston W. Brown part of?
Dr. Brown is linked to Williamson Health Medical Group. Dmand AI links Dr. Brown to 1 more medical group.
Does Dr. Preston W. Brown accept Medicare?
Yes. CMS data shows Dr. Brown billed Medicare for 360 services in 2024, and Dr. Brown accepts Medicare assignment.
How many Medicare patients does Dr. Preston W. Brown see?
CMS counts 208 Medicare patients who saw Dr. Brown in 2024, with an average age of 75.
What services does Dr. Preston W. Brown bill to Medicare?
In 2024, Dr. Brown's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. Preston W. Brown go to medical school?
Dr. Brown graduated from University of Tennessee, Hsc, College of Medicine in 1996.
What drugs does Dr. Preston W. Brown prescribe most?
In 2024 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Oxycodone-Acetaminophen, Ondansetron ODT and Ketorolac Tromethamine.
Has Dr. Preston W. Brown received payments from drug or device companies?
CMS Open Payments shows $6,546 in general payments to Dr. Brown from 18 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Preston W. Brown been practicing?
Dr. Brown graduated from medical school in 1996, 30 years ago.
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