JOHN T HONTZAS M.D.
NPI 1629011150
Anesthesiology in Jackson, MS
About John T Hontzas M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN T HONTZAS M.D. (NPI 1629011150) is an individual anesthesiology provider in Jackson, Mississippi, licensed in Mississippi (16460) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with St Dominic-jackson Memorial Hospital, and is a graduate of University Of Mississippi School Of Medicine (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
John T Hontzas 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
5Medicare enrollment records show John Hontzas reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jackson, MS 39216
- Reassigned Medicare billing, Mississippi enrollment
- 86 clinicians in this Medicare group
Jackson, MS 39216
- Reassigned Medicare billing, Mississippi enrollment
- 31 clinicians in this Medicare group
Jackson, MS 39216
- Reassigned Medicare billing, Mississippi enrollment
- 1,932 clinicians in this Medicare group
Jackson, MS 39203
- Reassigned Medicare billing, Mississippi enrollment
- Medicare enrollment name: Mississippi State Hospital At Whitfield
- 67 clinicians in this Medicare group
Memphis, TN 38125
- Reassigned Medicare billing, Mississippi enrollment
- 284 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 19
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.
St Dominic-Jackson Memorial Hospital
Acute Care Hospitals · Jackson, MSMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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 Hontzas's NPI number?
The NPI number for John Hontzas is 1629011150. It was assigned to this individual provider in the NPPES registry on June 13, 2006.
Where is John Hontzas located?
John Hontzas practices at 971 Lakeland Dr Suite 202, Jackson, MS 39216. The listed phone number is (601) 362-1990.
What is John Hontzas's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is John Hontzas enrolled in Medicare?
Yes. John Hontzas 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 Hontzas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hontzas reassigns Medicare benefits to 5 organizations: Physicians Anesthesia Group, P.A. (Jackson, MS), Physicians Anesthesia Group Staffing, LLC (Jackson, MS), State Of Mississippi - University Of Mississippi Medical Center (Jackson, MS), Mississippi State Hospital (Jackson, MS) and Lifelinc Anesthesia, PLLC (Memphis, 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 Hontzas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Hontzas accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 1 other insurer list John Hontzas 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 Hontzas affiliated with any hospitals?
According to CMS data, John Hontzas is affiliated with St Dominic-Jackson Memorial Hospital.
When was this NPI record last updated?
The NPPES record for John Hontzas was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# John T Hontzas, M.D. · NPI 1629011150
Anesthesiology physician in Jackson, Mississippi. Individual provider, active in the CMS NPPES registry since June 13, 2006.
## Identity
- **NPI:** 1629011150 (Entity type: Individual)
- **Enumerated:** June 13, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 16460 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 971 LAKELAND DR, SUITE 202, Jackson, MS 39216-4643
- **Phone:** (601) 362-1990
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Physicians Anesthesia Group, P.A. (NPI 1407890783, Jackson, MS); Physicians Anesthesia Group Staffing, LLC (NPI 1558102772, Jackson, MS); State Of Mississippi - University Of Mississippi Medical Center (NPI 1477734689, Jackson, MS); Mississippi State Hospital (NPI 1134366867, Jackson, MS); Lifelinc Anesthesia, PLLC (NPI 1801021464, Memphis, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 1998
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 00126039 (MS); Medicare UPIN H68045 (MS)
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Source: [NPI Profile](https://npiprofile.com/npi/1629011150) · Data from the CMS NPPES public registry.