HELEN NICHOLE JOHNSON-WALL M.D.
NPI 1730151481
Internal Medicine in Seneca, SC

Q: What is Helen Johnson-wall's NPI number?

The NPI number for Helen Johnson-wall is 1730151481. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Q: What is Helen Johnson-wall's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since February 06, 2006PECOS EnrolledAccepts Medicare Assignment

301 MEMORIAL DR STE F, SENECA, SC 29672(864) 885-7758(864) 885-7867 Get Directions Write a Review

NPPES record last updated: June 25, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 27, 2018, Jun 22, 2018, Feb 14, 2018 (3 updates tracked since 2018).

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About Helen Nichole Johnson-wall M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HELEN NICHOLE JOHNSON-WALL M.D. (NPI 1730151481) is an individual internal medicine provider in Seneca, South Carolina, licensed in South Carolina (82129) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS, is affiliated with Prisma Health Oconee Memorial Hospital, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (1998).

NPPES Registry Identity

NPI1730151481

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameHELEN NICHOLE JOHNSON-WALLCredential: M.D.

Location Address301 MEMORIAL DR STE FSeneca, SC 29672-9445

Mailing Address1 Independence Pt Ste 212Greenville, SC 29615-4536 · (864) 797-6308

Phone(864) 885-7758

Fax(864) 885-7867

Sole ProprietorNo

Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 1998

Enumeration DateFebruary 6, 2006

Last NPPES UpdateJune 25, 20193 updates tracked since enumeration

✔ NPI 1730151481 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in SC · 82129✔ Licensed in NC · 00351

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedHospitalistTaxonomy 208M00000X · License 60690598 (WA), 00351 (NC)

301 MEMORIAL DR STE F, Seneca, SC 29672

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Helen Nichole Johnson-wall M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557420965

PECOS Enrollment IDI20190729003169

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Helen Johnson-wall reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Oconee Kidney Center, LLC

0.3 mi

Nephrology

109 OMNI DR, SUITE B
Seneca, SC 29672

Reassigned Medicare billing, South Carolina enrollment
2 clinicians in this Medicare group

NPI 1407242050 (864) 885-7881

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

262 services153 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

259 services77 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

187 services46 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

87 services55 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

56 services56 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

51 services35 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

46 services24 patients

Home dialysis services per month (20 years or older) 90966

Home dialysis services provide kidney treatment for patients aged 20 or older right in their own homes. This service includes necessary equipment, supplies, and support for performing dialysis. It's a convenient option that allows patients to maintain their daily routines while receiving essential care.

35 services12 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

34 services31 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

29 services29 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

18 services16 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Prisma Health Oconee Memorial Hospital

Acute Care Hospitals · Seneca, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420009

Location298 Memorial DrSeneca, SC 29672 · Oconee County

Emergency services Birthing friendly

Prisma Health Baptist Easley Hospital

Acute Care Hospitals · Easley, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420015

Location200 Fleetwood DriveEasley, SC 29640 · Pickens County

Emergency services

Anmed Health

Acute Care Hospitals · Anderson, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420027

Location800 N Fant StAnderson, SC 29621 · Anderson County

Emergency services Birthing friendly

Prisma Health Greenville Memorial Hospital

Acute Care Hospitals · Greenville, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420078

Location701 Grove RoadGreenville, SC 29605 · Greenville County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29672 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$124.04 typical visit price

range $53.57 – $163.84

Typical copayment $31.01 (range $13.39 – $40.96)

Most-billed visit code 99204

Established Patient

$95.12 typical visit price

range $16.96 – $133.52

Typical copayment $23.78 (range $4.24 – $33.38)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DONALD MEREDITH WARDELL III M.D

Hospitalist

301 MEMORIAL DR STE F
SENECA, SC 29672

Oconee County (864) 885-7758

TERRY L DAVIS MD

Hospitalist

301 MEMORIAL DR STE F
SENECA, SC 29672

Oconee County (864) 885-7758

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Helen Johnson-wall's NPI number?

The NPI number for Helen Johnson-wall is 1730151481. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Where is Helen Johnson-wall located?

Helen Johnson-wall practices at 301 Memorial Dr Ste F, Seneca, SC 29672. The listed phone number is (864) 885-7758.

What is Helen Johnson-wall's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Helen Johnson-wall enrolled in Medicare?

Yes. Helen Johnson-wall is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Helen Johnson-wall's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Helen Johnson-wall reassigns Medicare benefits to Oconee Kidney Center, LLC (Seneca, SC). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Helen Johnson-wall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Helen Johnson-wall accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care and Ambetter of North Carolina list Helen Johnson-wall as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Helen Johnson-wall affiliated with any hospitals?

According to CMS data, Helen Johnson-wall is affiliated with Prisma Health Oconee Memorial Hospital, Prisma Health Baptist Easley Hospital, Anmed Health and Prisma Health Greenville Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Helen Johnson-wall was last updated on June 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.