Dr. Benjamin Zwain, DO
- Medicare services, 2024
- 216
- Medicare patients, 2024
- 169
- Part D claims, 2024
- 40
- Hospital affiliations
- 1
- Industry payments
- $1,291
- Practice address
- One St Francis Dr, Greenville, SC 29601
- Practice phone
- Call (800) 805-5678
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zwain's professional email, personal email and mobile number
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Dr. Benjamin Zwain is a neurologist in Greenville, South Carolina
Dr. Zwain practices at Bon Secours St. Francis Downtown in Greenville, South Carolina, part of Bon Secours Mercy Health.
Dr. Zwain's NPI, 1306307103, was assigned on March 26, 2019. Dr. Zwain graduated from Philadelphia College of Osteopathic Medicine in 2019. Dr. Zwain holds South Carolina license 87934.
- NPI
- 1306307103NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658732540
- NPI enumeration date
- March 26, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (800) 805-5678
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Benjamin Zwain practices at 2 locations in Greenville, South Carolina
Dr. Zwain's primary practice is Bon Secours St. Francis Downtown, at One St Francis Dr, Greenville, SC 29601 in Greenville County. The practice phone is (800) 805-5678. Dr. Zwain also practices at St Francis - Downtown, 1 St Francis Dr, Greenville, SC 29601.
- Bon Secours St. Francis DowntownPrimaryOne St Francis Dr, Greenville, SC 29601 · Greenville CountyPhone(800) 805-5678
- St Francis - Downtown1 St Francis Dr, Greenville, SC 29601 · Greenville CountyPhone(864) 255-1000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Benjamin Zwain is affiliated with 2 sites of care and 1 medical group
Dr. Zwain's primary practice is Bon Secours St. Francis Downtown in Greenville, South Carolina, part of Bon Secours Mercy Health. The medical group on file is Bon Secours Medical Group Greenville Specialty Care. Dmand AI also links Dr. Zwain to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Benjamin Zwain's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zwain practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bon Secours St. Francis Downtown | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Benjamin Zwain is one of 242 neurologists in South Carolina
Neurology is Dr. Zwain's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Zwain is licensed in South Carolina.
Specialties and state licenses
- Neurology, South CarolinaPrimary
Neurologists near Dr. Zwain
Counts of neurologists 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. Benjamin Zwain billed Medicare for 216 services in 2024
CMS data shows 216 Medicare services from Dr. Zwain across 6 procedure codes in 2024, for 169 Medicare patients. Medicare paid $19,348 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zwain's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 992024: 216118%
Dr. Zwain compared with the South Carolina median for neurologists, 2024
- Dr. Zwain
- South Carolina median
- Medicare services
- 216vs 61165% below
- Medicare patients
- 169vs 31045% below
- Part D claims
- 77vs 35178% below
Medians across 243 neurologists in South Carolina with Dmand AI profiles that report each measure.
Dr. Zwain'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. Zwain and other neurologists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Benjamin Zwain treated 169 Medicare patients in 2024, average age 76
CMS counts 169 Medicare patients who saw Dr. Zwain in 2024. The largest group is 75 to 84, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Zwain's median patient age at 67, with 55% women.
Dr. Zwain's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zwain's Medicare patients by sex, 2024
- Women8751%
- Men8249%
Chronic conditions among Dr. Zwain's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA67%
- Arthritis64%
- Mood disorders52%
- Depression51%
- Anxiety49%
- Chronic kidney disease44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zwain's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Benjamin Zwain wrote 40 Medicare Part D claims in 2024
In 2024, Dr. Zwain wrote 40 Medicare Part D claims for 19 patients. 100% of them were for generic drugs. They cover 4 drugs, with $2,748 in total drug cost. In 2022, CMS named 49 claims across 3 drugs.
Dr. Zwain's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 492023: 7757%
Drugs named by CMS: 4 in 2023, 3 in 2022.
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
How Dr. Benjamin Zwain takes part in Medicare
Dr. Zwain accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Benjamin Zwain received $1,291 in industry payments from 2022 to 2025
CMS Open Payments shows 47 general payments to Dr. Zwain from 17 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 86% of the total. Alexion Pharmaceuticals, Inc. paid the most, $260.
General payments to Dr. Zwain by program year, 2022 to 2025
General payments to Dr. Zwain by kind, 2022 to 2025
- Food and beverage$1,11686%
- Consulting fees$17514%
Companies that paid Dr. Zwain the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Benjamin Zwain graduated from Philadelphia College of Osteopathic Medicine
Dr. Zwain graduated from Philadelphia College of Osteopathic Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Benjamin Zwain'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 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) |
| 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. Benjamin Zwain
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. Benjamin Zwain's NPI number?
Dr. Benjamin Zwain's NPI number is 1306307103. It was assigned on March 26, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Benjamin Zwain?
Dr. Benjamin Zwain is a neurologist in Greenville, South Carolina. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Benjamin Zwain practice?
Dr. Zwain practices at One St Francis Dr, Greenville, SC 29601. Dr. Zwain also practices at 1 St Francis Dr, Greenville, SC 29601. Dr. Zwain's primary practice is Bon Secours St. Francis Downtown in Greenville, South Carolina, part of Bon Secours Mercy Health. Dmand AI also links Dr. Zwain to 1 group practice or clinic.
What is Dr. Benjamin Zwain's office phone number?
The practice phone on file for Dr. Zwain is (800) 805-5678.
What is Dr. Benjamin Zwain's medical license number?
Dr. Zwain holds South Carolina license 87934.
Which hospitals is Dr. Benjamin Zwain affiliated with?
Dr. Zwain practices at Bon Secours St. Francis Downtown in Greenville, South Carolina.
What medical group is Dr. Benjamin Zwain part of?
Dr. Zwain is linked to Bon Secours Medical Group Greenville Specialty Care.
Does Dr. Benjamin Zwain accept Medicare?
Yes. CMS data shows Dr. Zwain billed Medicare for 216 services in 2024, and Dr. Zwain accepts Medicare assignment.
How many Medicare patients does Dr. Benjamin Zwain see?
CMS counts 169 Medicare patients who saw Dr. Zwain in 2024, with an average age of 76.
What services does Dr. Benjamin Zwain bill to Medicare?
In 2024, Dr. Zwain's most billed Medicare services were hospital inpatient care (99222), hospital inpatient care (99232) and critical care (99291).
Show 4 more questionsShow fewer questions
Where did Dr. Benjamin Zwain go to medical school?
Dr. Zwain graduated from Philadelphia College of Osteopathic Medicine in 2019.
What drugs does Dr. Benjamin Zwain prescribe most?
In 2023 Medicare Part D data, Dr. Zwain's most prescribed drugs by claims were Levetiracetam, Gabapentin and Topiramate.
Has Dr. Benjamin Zwain received payments from drug or device companies?
CMS Open Payments shows $1,291 in general payments to Dr. Zwain from 17 companies from 2022 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Benjamin Zwain been practicing?
Dr. Zwain graduated from medical school in 2019, 7 years ago.
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