Joseph Barker, MD
NPI 1659173680 · Family Medicine Physician · Jackson, MS
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Barker, MD is a Family Medicine Physician provider in Jackson, MS (NPI 1659173680).
Provider details
- NPI number
- 1659173680
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
- 2025-03-27
- Last updated
- 2025-07-21
- Certified
- 2025-07-21
Frequently asked questions
- What is Joseph Barker's NPI number?
- Joseph Barker's National Provider Identifier (NPI) is 1659173680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Barker's specialty?
- Joseph Barker is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Barker located?
- Joseph Barker's practice location on file with NPPES is 2500 N State St, Jackson, MS 39216-4500.
- What is Joseph Barker's phone number?
- The practice phone number listed in the NPPES registry for Joseph Barker is (601) 984-1000.
- Does Joseph Barker accept Medicare?
- Joseph Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Barker's NPI active?
- Yes — Joseph Barker's NPI (1659173680) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.