IndividualActive
William Wason, MD
NPI 1063400471 · Rheumatology Physician · Johnson City, TN
William Wason, MD is a Rheumatology Physician provider in Johnson City, TN (NPI 1063400471).
Provider details
- NPI number
- 1063400471
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD38329 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
325 N State of Franklin Rd
Johnson City, TN 37604-6062
Phone: (423) 439-7280
Fax: (423) 439-8110
Street-level locationGet directions
Mailing address
Po Box 699
Mountain Home, TN 37684-0699
Registry dates
- Enumerated
- 2005-10-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Wason's NPI number?
- William Wason's National Provider Identifier (NPI) is 1063400471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Wason's specialty?
- William Wason is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is William Wason located?
- William Wason's practice location on file with NPPES is 325 N State of Franklin Rd, Johnson City, TN 37604-6062.
- What is William Wason's phone number?
- The practice phone number listed in the NPPES registry for William Wason is (423) 439-7280.
- Is William Wason's NPI active?
- Yes — William Wason's NPI (1063400471) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.