Dr. Helen Nichole Johnson-Wall, MD
- Medicare services, 2024
- 1,192
- Medicare patients, 2024
- 289
- Part D claims, 2024
- 1,771
- Hospital affiliations
- 4
- Industry payments
- $2,433
- Practice address
- 537 Highway 123, Seneca, SC 29678
- Practice phone
- Call (864) 886-4284
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Keowee Dialysis Center
Dialysis Center - Independent · Seneca, South Carolina
Find Dr. Johnson-Wall'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. Helen Nichole Johnson-Wall is an internist in Seneca, South Carolina
Dr. Johnson-Wall practices at Keowee Dialysis Center in Seneca, South Carolina.
Dr. Johnson-Wall's NPI, 1730151481, was assigned on February 6, 2006. Dr. Johnson-Wall graduated from Uniformed Services UHS Fe Hebert School of Med in 1998. Dr. Johnson-Wall holds South Carolina license 82129.
- NPI
- 1730151481NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557420965
- NPI enumeration date
- February 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (864) 886-4284
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Helen Nichole Johnson-Wall practices at Keowee Dialysis Center in Seneca, South Carolina
Dr. Johnson-Wall's primary practice is Keowee Dialysis Center, at 537 Highway 123, Seneca, SC 29678 in Oconee County. The practice phone is (864) 886-4284.
- Keowee Dialysis Center537 Highway 123, Seneca, SC 29678 · Oconee CountyPhone(864) 886-4284
Source: Dmand AI Affiliation Data
Dr. Helen Nichole Johnson-Wall is affiliated with 7 sites of care and 1 medical group
Dr. Johnson-Wall's primary practice is Keowee Dialysis Center in Seneca, South Carolina. Dr. Johnson-Wall is also affiliated with Prisma Health Oconee Memorial Hospital. The medical group on file is Oconee Kidney Center. Dmand AI also links Dr. Johnson-Wall to 3 more hospitals, 1 dialysis center and 1 group practice or clinic, 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. Helen Nichole Johnson-Wall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson-Wall practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keowee Dialysis Center | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Helen Nichole Johnson-Wall is one of 1,707 internists in South Carolina
Internal medicine is Dr. Johnson-Wall's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Johnson-Wall's licenses on file in 3 states: South Carolina, North Carolina and Washington.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
- North Carolina license
- Hospitalist, Washington
Internists near Dr. Johnson-Wall
Counts of internists 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. Helen Nichole Johnson-Wall billed Medicare for 1,192 services in 2024
CMS data shows 1,192 Medicare services from Dr. Johnson-Wall across 13 procedure codes in 2024, for 289 Medicare patients. Medicare paid $126,665 for them.
Dr. Johnson-Wall's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6822024: 80718%
- Tests and treatments
- 2023: 02024: 268
- Other services
- 2023: 02024: 117
- Lab and pathology
- 2023: 142024: 0100%
Where Dr. Johnson-Wall's Medicare services took place, 2024
- In an office73762%
- In a facility45538%
Dr. Johnson-Wall compared with the South Carolina median for internists, 2024
- Dr. Johnson-Wall
- South Carolina median
- Medicare services
- 1,192vs 74061% above
- Medicare patients
- 289vs 25812% above
- Part D claims
- 1,378vs 3314.2 times
Medians across 1,708 internists in South Carolina with Dmand AI profiles that report each measure.
Dr. Johnson-Wall'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. Johnson-Wall and other internists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Helen Nichole Johnson-Wall treated 289 Medicare patients in 2024, average age 75
CMS counts 289 Medicare patients who saw Dr. Johnson-Wall in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 13% are also on Medicaid. Their average risk score is 3.34, 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. Johnson-Wall's median patient age at 73, with 55% women.
Dr. Johnson-Wall's Medicare patients by age, 2024
Dr. Johnson-Wall's Medicare patients by sex, 2024
- Women14952%
- Men14048%
Chronic conditions among Dr. Johnson-Wall's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Arthritis49%
- Ischemic heart disease48%
- Heart failure38%
- Atrial fibrillation37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson-Wall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Helen Nichole Johnson-Wall wrote 1,771 Medicare Part D claims in 2024
In 2024, Dr. Johnson-Wall wrote 1,771 Medicare Part D claims for 321 patients. 80% of them were for generic drugs. CMS names the drug for 1,378 of them, across 45 drugs with 11 or more claims each, at $427,178 in total drug cost. In 2023, CMS named 888 claims across 34 drugs.
Dr. Johnson-Wall's Part D claims by kind of drug, 2024
- Generic1,411 claims80%
- Brand-name and other360 claims20%
Dr. Johnson-Wall'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. Johnson-Wall's Part D claims, 2024
- Opioids1%21 of 1,771 claims
- Antibiotics2%44 of 1,771 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: 8882024: 1,37855%
Drugs named by CMS: 45 in 2024, 34 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
How Dr. Helen Nichole Johnson-Wall takes part in Medicare
Dr. Johnson-Wall 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. Helen Nichole Johnson-Wall received $2,433 in industry payments from 2018 to 2025
CMS Open Payments shows 55 general payments to Dr. Johnson-Wall from 19 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 59% of the total. Vantive US Healthcare LLC paid the most, $1,285.
General payments to Dr. Johnson-Wall by program year, 2018 to 2025
General payments to Dr. Johnson-Wall by kind, 2018 to 2025
- Food and beverage$1,43159%
- Travel and lodging$98440%
- Education$181%
Companies that paid Dr. Johnson-Wall the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Helen Nichole Johnson-Wall graduated from Uniformed Services UHS Fe Hebert School of Med
Dr. Johnson-Wall graduated from Uniformed Services UHS Fe Hebert School of Med in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Helen Nichole Johnson-Wall'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) |
| 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. Helen Nichole Johnson-Wall
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. Helen Nichole Johnson-Wall's NPI number?
Dr. Helen Nichole Johnson-Wall's NPI number is 1730151481. It was assigned on February 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Helen Nichole Johnson-Wall?
Dr. Helen Nichole Johnson-Wall is an internist in Seneca, South Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Helen Nichole Johnson-Wall practice?
Dr. Johnson-Wall practices at 537 Highway 123, Seneca, SC 29678. Dr. Johnson-Wall's primary practice is Keowee Dialysis Center in Seneca, South Carolina. Dmand AI also links Dr. Johnson-Wall to 3 hospitals, 1 dialysis center and 1 group practice or clinic.
What is Dr. Helen Nichole Johnson-Wall's office phone number?
The practice phone on file for Dr. Johnson-Wall is (864) 886-4284.
What is Dr. Helen Nichole Johnson-Wall's medical license number?
Dr. Johnson-Wall holds South Carolina license 82129, one of the licenses on file in 3 states.
Which states has Dr. Helen Nichole Johnson-Wall been licensed in?
Dmand AI has state licenses on file for Dr. Johnson-Wall in South Carolina, North Carolina and Washington.
Which hospitals is Dr. Helen Nichole Johnson-Wall affiliated with?
Dr. Johnson-Wall is affiliated with Prisma Health Oconee Memorial Hospital. Dmand AI links Dr. Johnson-Wall to 3 more hospitals.
What medical group is Dr. Helen Nichole Johnson-Wall part of?
Dr. Johnson-Wall is linked to Oconee Kidney Center.
Does Dr. Helen Nichole Johnson-Wall accept Medicare?
Yes. CMS data shows Dr. Johnson-Wall billed Medicare for 1,192 services in 2024, and Dr. Johnson-Wall accepts Medicare assignment.
How many Medicare patients does Dr. Helen Nichole Johnson-Wall see?
CMS counts 289 Medicare patients who saw Dr. Johnson-Wall in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Helen Nichole Johnson-Wall bill to Medicare?
In 2024, Dr. Johnson-Wall's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99231) and dialysis (90960).
Where did Dr. Helen Nichole Johnson-Wall go to medical school?
Dr. Johnson-Wall graduated from Uniformed Services UHS Fe Hebert School of Med in 1998.
What drugs does Dr. Helen Nichole Johnson-Wall prescribe most?
In 2024 Medicare Part D data, Dr. Johnson-Wall's most prescribed drugs by claims were Furosemide, Losartan Potassium and Calcitriol.
Has Dr. Helen Nichole Johnson-Wall received payments from drug or device companies?
CMS Open Payments shows $2,433 in general payments to Dr. Johnson-Wall from 19 companies from 2018 to 2025. The largest total came from Vantive US Healthcare LLC.
How long has Dr. Helen Nichole Johnson-Wall been practicing?
Dr. Johnson-Wall graduated from medical school in 1998, 28 years ago.
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