What is Walter Mason's NPI number?

Walter Mason's National Provider Identifier (NPI) is 1942391636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Walter Mason's specialty?

Walter Mason is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Walter Mason located?

Walter Mason's practice location on file with NPPES is 1410 Tusculum Blvd, Greeneville, TN 37745-4286.

What is Walter Mason's phone number?

The practice phone number listed in the NPPES registry for Walter Mason is (423) 787-7100.

Is Walter Mason's NPI active?

Yes — Walter Mason's NPI (1942391636) is active in the NPPES registry as of the last update on 2009-12-14.

IndividualActive

Walter Mason, M.D.

NPI 1942391636 · Specialist · Greeneville, TN

Walter Mason, M.D. is a Specialist provider in Greeneville, TN (NPI 1942391636).

Provider details

NPI number: 1942391636
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: MD0000003164 (TN)

Practice location

1410 Tusculum Blvd

Siuite 1700

Greeneville, TN 37745-4286

Phone: (423) 787-7100

Fax: (423) 787-7109

Street-level locationGet directions

More TN providers

Mailing address

1410 Tusculum Blvd

Greeneville, TN 37745-4286

Specialties & taxonomies

SpecialistPrimary174400000XLicense MD0000003164 (TN)
Other Service Providers

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.

Enumerated: 2006-09-27
Last updated: 2009-12-14

Frequently asked questions

What is Walter Mason's NPI number?: Walter Mason's National Provider Identifier (NPI) is 1942391636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Walter Mason's specialty?: Walter Mason is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Walter Mason located?: Walter Mason's practice location on file with NPPES is 1410 Tusculum Blvd, Greeneville, TN 37745-4286.
What is Walter Mason's phone number?: The practice phone number listed in the NPPES registry for Walter Mason is (423) 787-7100.
Is Walter Mason's NPI active?: Yes — Walter Mason's NPI (1942391636) is active in the NPPES registry as of the last update on 2009-12-14.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions