Jack Greggory Tharp
Anesthesiology Physician · Jackson, MS
Jack Greggory Tharp is an anesthesiology physician with a practice address in Jackson, Mississippi, and NPI 1134706765, issued on Mar 28, 2021. Check the license (Mississippi T-4361, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Jack Greggory Tharp
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- T-4361 MS
Self-reported in NPPES; status is on the state search - Practice location
- 2500 N State St, Jackson, MS 39216
- Phone
- (601) 984-1000
- Enumerated
- Mar 28, 2021
- Record last updated
- Aug 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250918004822); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 320 in Mississippi → Look up another NPI →
Also registered at 2500 N State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jack Greggory Tharp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license T-4361Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average anesthesiology physician in 2024
35 Medicare Part D claims for 12 beneficiaries, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $83.61
4 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- State OF Mississippi-University OF Mississippi Medical CenterJackson, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jack Greggory Tharp among 320 anesthesiology physician records in Mississippi
Jack Greggory Tharp is one of 320 anesthesiology physician records with a practice address in Mississippi. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 87% of them.
- NPI issued2021 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 2003 among the 194 with a school on file
- Record last updated2021 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
153 anesthesiology physician records list a practice address in Jackson
They are 153 of the 6,997 NPPES records with a practice address in Jackson, and 320 anesthesiology physician records in Mississippi.
All 320 in Mississippi → Every provider in Jackson → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- John Bethea, MDJackson, MS 392161568462141
- Semyon Fishkin, MDJackson, MS 392161912945973
- Douglas Guyton, M.D.Jackson, MS 392161699716357
- John Hontzas, M.D.Jackson, MS 392161629011150
- Candace Keller, MDJackson, MS 392161346207362
- John Kennedy, M.D.Jackson, MS 392161144263062
- Keith Knopes, M.D.Jackson, MS 392161114947504
- Chester Lake, M.D.Jackson, MS 392161285659664
Common questions
What is Jack Greggory Tharp's NPI number?
Jack Greggory Tharp's National Provider Identifier (NPI) is 1134706765, issued on Mar 28, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Jack Greggory Tharp located?
The NPPES record lists a practice address at 2500 N State St, Jackson, MS, 39216. Phone: (601) 984-1000. Providers update this record themselves, so call before visiting.
How can I verify Jack Greggory Tharp's license?
NPPES lists Mississippi license number T-4361, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jack Greggory Tharp prescribe under Medicare Part D?
In 2024, Jack Greggory Tharp had 35 Medicare Part D claims for 12 beneficiaries; the average among anesthesiology physician prescribers was 402. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.