DR. JOHN KEITH M.D.
NPI 1215960935
Emergency Medicine in Jackson, MS
About Dr. John Keith M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN KEITH M.D. (NPI 1215960935) is an individual emergency medicine provider in Jackson, Mississippi, licensed in Mississippi (17041) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Tristar Northcrest Medical Center, and is a graduate of University Of Mississippi School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Keith M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show John Keith reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, TN 37172
- Reassigned Medicare billing, Tennessee enrollment
- 22 clinicians in this Medicare group
Maryville, TN 37804
- Reassigned Medicare billing, Tennessee enrollment
- 390 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tristar Northcrest Medical Center
Acute Care Hospitals · Springfield, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39216 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JACKSON, MS 39216
JACKSON, MS 39216
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Keith's NPI number?
The NPI number for John Keith is 1215960935. It was assigned to this individual provider in the NPPES registry on July 8, 2006.
Where is John Keith located?
John Keith practices at 2500 N State St, Jackson, MS 39216. The listed phone number is (601) 984-2538.
What is John Keith's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is John Keith enrolled in Medicare?
Yes. John Keith is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Keith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Keith reassigns Medicare benefits to 2 organizations: Havely Springs Emergency Group, PC (Springfield, TN) and App Of Tennessee Ed, PLLC (Maryville, TN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Keith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Keith accept?
Health plans from Oscar Health and Oscar Insurance Company list John Keith as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Keith affiliated with any hospitals?
According to CMS data, John Keith is affiliated with Tristar Northcrest Medical Center.
When was this NPI record last updated?
The NPPES record for John Keith was last updated on April 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Keith, M.D. · NPI 1215960935
Emergency Medicine physician in Jackson, Mississippi. Individual provider, active in the CMS NPPES registry since July 8, 2006.
## Identity
- **NPI:** 1215960935 (Entity type: Individual)
- **Enumerated:** July 8, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2500 N STATE ST, Jackson, MS 39216-4500
- **Phone:** (601) 984-2538 · **Fax:** (601) 815-1854
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Havely Springs Emergency Group, PC (NPI 1770090110, Springfield, TN); App Of Tennessee Ed, PLLC (NPI 1003230236, Maryville, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** April 7, 2008
- **Other identifiers:** Medicare UPIN H33934; Medicaid 0361166795 (IL); Medicare ID-Type Unspecified 93002734 (MS); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1215960935) · Data from the CMS NPPES public registry.