IndividualActive
John Duval, MD
NPI 1902891914 · Gastroenterology Physician · Jackson, TN
John Duval, MD is a Gastroenterology Physician provider in Jackson, TN (NPI 1902891914).
Provider details
- NPI number
- 1902891914
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 13944 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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.
Practice location
700 W Forest Ave
Ste 300
Jackson, TN 38301-3937
Phone: (731) 422-0305
Fax: (731) 422-0357
Street-level locationGet directions
Mailing address
Po Box 400
Jackson, TN 38302-0400
Registry dates
- Enumerated
- 2005-09-15
- Last updated
- 2012-02-14
Frequently asked questions
- What is John Duval's NPI number?
- John Duval's National Provider Identifier (NPI) is 1902891914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Duval's specialty?
- John Duval is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Duval located?
- John Duval's practice location on file with NPPES is 700 W Forest Ave, Jackson, TN 38301-3937.
- What is John Duval's phone number?
- The practice phone number listed in the NPPES registry for John Duval is (731) 422-0305.
- Is John Duval's NPI active?
- Yes — John Duval's NPI (1902891914) is active in the NPPES registry as of the last update on 2012-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.