William Johnson, PAC
NPI 1568567535 · Physician Assistant · Kingsport, TN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Johnson, PAC is a Physician Assistant provider in Kingsport, TN (NPI 1568567535).
Provider details
- NPI number
- 1568567535
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Male
- Sole proprietor
- No
- License
- PA0000001104 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 538 | 154 |
| Prednisone | 249 | 58 |
| Hydroxychloroquine Sulfate | 244 | 89 |
| Gabapentin | 204 | 48 |
| Folic Acid | 145 | 46 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 129 | 22 |
| Leflunomide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,891 across 144 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-14
- Last updated
- 2009-11-18
Frequently asked questions
- What is William Johnson's NPI number?
- William Johnson's National Provider Identifier (NPI) is 1568567535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Johnson's specialty?
- William Johnson is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Johnson located?
- William Johnson's practice location on file with NPPES is 3 Sheridan Square, Kingsport, TN 37660.
- What is William Johnson's phone number?
- The practice phone number listed in the NPPES registry for William Johnson is (423) 392-6840.
- Does William Johnson accept Medicare?
- William Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Johnson's NPI active?
- Yes — William Johnson's NPI (1568567535) is active in the NPPES registry as of the last update on 2009-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.