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WALKER LEVI JOHNSON MD
NPI 1699418111
Internal Medicine in Charleston, WV

Active since April 14, 2022PECOS EnrolledAccepts Medicare Assignment
501 MORRIS ST, CHARLESTON, WV 25301(304) 388-5432 Get Directions Write a Review

NPPES record last updated: April 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 29, 2026, Jun 19, 2025, Apr 14, 2022 (3 updates tracked since 2022).

About Walker Levi Johnson Md NPPES

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

WALKER LEVI JOHNSON MD (NPI 1699418111) is an individual internal medicine provider in Charleston, West Virginia, licensed in West Virginia (35141) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Charleston Area Medical Center, and is a graduate of California University Of Science And Medicine (2022).

NPPES Registry Identity

NPI1699418111
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWALKER LEVI JOHNSONCredential: MD
Location Address501 MORRIS STCharleston, WV 25301-1326
Mailing Address3100 Maccorkle Ave Se Ste B-16Charleston, WV 25304-1223 · (304) 388-5848 · Fax (304) 388-9654
Phone(304) 388-5432
Sole ProprietorNo
Medical School CMSCalifornia University Of Science And MedicineGraduated 2022
Enumeration DateApril 14, 2022
Last NPPES UpdateApril 29, 20263 updates tracked since enumeration
NPPES CertifiedApril 29, 2026
✔ NPI 1699418111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WV · 35141
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.
501 MORRIS ST, Charleston, WV 25301
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Other Identifiers 1

Medicaid1699418111WV

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Walker Levi Johnson Md 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 ID4981084936
PECOS Enrollment IDI20250701000784
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.

Hospital Affiliations CMS Care Compare

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

Charleston Area Medical Center

Acute Care Hospitals · Charleston, WV
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510022
Location501 Morris StreetCharleston, WV 25301 · Kanawha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 25301 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
$124.46 typical visit price
range $53.20 – $164.59
Typical copayment $31.11 (range $13.30 – $41.14)
Most-billed visit code 99204
Established Patient
$94.81 typical visit price
range $16.47 – $133.29
Typical copayment $23.70 (range $4.11 – $33.32)
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 20

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

SANDRA R MILES CRNA, RN, BSN
Nurse Anesthetist, Certified Registered
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 388-5432
RAMON S LANSANG JR. MD
Rehabilitation Practitioner
501 MORRIS ST, CAMC GENERAL HOSPITAL
CHARLESTON, WV 25301
Kanawha County (304) 388-6301
DR. HUNTER NIELSEN DO
Emergency Medicine
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 388-5432
EDWARD ANDREW WOODS MD
Physical Medicine & Rehabilitation
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 388-6301
KELLY D WAYMAN CRNA
Nurse Anesthetist, Certified Registered
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 647-6006
BRETT PAUL ZAVADIL PA-C
Physician Assistant (Medical)
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 388-5432
MRS. MARY CATHERINE MARSH FNP-BC
Nurse Practitioner (Family)
501 MORRIS ST, CHARLESTON AREA MEDICAL CENTER, INC.
CHARLESTON, WV 25301
Kanawha County (304) 388-6140
ROGER TAYLOR DO
Emergency Medicine
501 MORRIS ST
CHARLESTON, WV 25301
Kanawha County (304) 647-6006

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 Walker Johnson's NPI number?

The NPI number for Walker Johnson is 1699418111. It was assigned to this individual provider in the NPPES registry on April 14, 2022.

Where is Walker Johnson located?

Walker Johnson practices at 501 Morris St, Charleston, WV 25301. The listed phone number is (304) 388-5432.

What is Walker Johnson's specialty?

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

Is Walker Johnson enrolled in Medicare?

Yes. Walker Johnson 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.

What insurance does Walker Johnson accept?

Health plans from CareSource list Walker Johnson 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 Walker Johnson affiliated with any hospitals?

According to CMS data, Walker Johnson is affiliated with Charleston Area Medical Center.

When was this NPI record last updated?

The NPPES record for Walker Johnson was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.