Nicholas Litwin, DO
NPI 1679993711 · Internal Medicine Physician · Chattanooga, TN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Litwin, DO is a Internal Medicine Physician provider in Chattanooga, TN (NPI 1679993711).
Provider details
- NPI number
- 1679993711
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0102204943 (VA)
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
12 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
- 2014-04-16
- Last updated
- 2021-10-01
- Certified
- 2021-10-01
Frequently asked questions
- What is Nicholas Litwin's NPI number?
- Nicholas Litwin's National Provider Identifier (NPI) is 1679993711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Litwin's specialty?
- Nicholas Litwin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Litwin located?
- Nicholas Litwin's practice location on file with NPPES is 2525 Desales Ave, Chattanooga, TN 37404-1161.
- What is Nicholas Litwin's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Litwin is (423) 495-7404.
- Does Nicholas Litwin accept Medicare?
- Nicholas Litwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Litwin's NPI active?
- Yes — Nicholas Litwin's NPI (1679993711) is active in the NPPES registry as of the last update on 2021-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.