OrganizationActive
John R Carder MD PC
NPI 1417328543 · Undersea and Hyperbaric Medicine (Emergency Medicine) Physician · Knoxville, TN
Provider details
- NPI number
- 1417328543
- Entity type
- Organization
- Primary specialty
- Undersea and Hyperbaric Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Carder, Proprietor(865) 692-3923
- License
- 30444 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
1940 Alcoa Hwy
E40
Knoxville, TN 37920-2244
Phone: (865) 670-6750
Fax: (865) 670-6115
Street-level locationGet directions
Mailing address
Po Box 1731
Gilbert, AZ 85299-1731
Registry dates
- Enumerated
- 2015-10-15
- Last updated
- 2015-12-09
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.