Douglas Liening, M.D.
NPI 1972568798 · Otolaryngology Physician · Hixson, TN
Douglas Liening, M.D. is a Otolaryngology Physician provider in Hixson, TN (NPI 1972568798).
Provider details
- NPI number
- 1972568798
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD39461 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-04-18
- Last updated
- 2009-12-16
Frequently asked questions
- What is Douglas Liening's NPI number?
- Douglas Liening's National Provider Identifier (NPI) is 1972568798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Liening's specialty?
- Douglas Liening is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Liening located?
- Douglas Liening's practice location on file with NPPES is 1724 Hamill Road, Hixson, TN 37343-4905.
- What is Douglas Liening's phone number?
- The practice phone number listed in the NPPES registry for Douglas Liening is (423) 267-6738.
- Is Douglas Liening's NPI active?
- Yes — Douglas Liening's NPI (1972568798) is active in the NPPES registry as of the last update on 2009-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.