Isham Hewgley, III, MD
NPI 1215915921 · Internal Medicine Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isham Hewgley, III, MD is a Internal Medicine Physician provider in Knoxville, TN (NPI 1215915921).
Provider details
- NPI number
- 1215915921
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 16850 (TN)
Specialties & taxonomies
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
- 2006-01-03
- Last updated
- 2013-05-03
Frequently asked questions
- What is Isham Hewgley, III's NPI number?
- Isham Hewgley, III's National Provider Identifier (NPI) is 1215915921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isham Hewgley, III's specialty?
- Isham Hewgley, III is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isham Hewgley, III located?
- Isham Hewgley, III's practice location on file with NPPES is 10820 Parkside Dr, Knoxville, TN 37934-1956.
- What is Isham Hewgley, III's phone number?
- The practice phone number listed in the NPPES registry for Isham Hewgley, III is (865) 218-7972.
- Does Isham Hewgley, III accept Medicare?
- Isham Hewgley, III is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isham Hewgley, III's NPI active?
- Yes — Isham Hewgley, III's NPI (1215915921) is active in the NPPES registry as of the last update on 2013-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.