Christopher Isennock
Emergency Medicine Physician · Memphis, TN
Christopher Isennock is an emergency medicine physician with a practice address in Memphis, Tennessee, and NPI 1881288694, issued on Feb 22, 2021. Check the license (Tennessee 0000068357, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Christopher Isennock
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 0000068357 TN
Self-reported in NPPES; status is on the state search - Practice location
- 6019 Walnut Grove RD, Memphis, TN 38120
- Phone
- (901) 226-5000
- Enumerated
- Feb 22, 2021
- Record last updated
- Jun 20, 2024
- Medicare enrollment
- Enrolled (PECOS I20250605000545); accepts Medicare assignment
- Medical or professional school
- Mercer University School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,174 in Tennessee → Look up another NPI →
Also registered at 6019 Walnut Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher Isennock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 0000068357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average emergency medicine physician in 2024
161 Medicare Part D claims for 120 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Ondansetron Odt15 claims
- Cephalexin14 claims
- Methocarbamol11 claims
- Methylprednisolone11 claims
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: $24.82
1 payment: food and beverage; the largest payer was Csl Behring. The 12,335 providers of this specialty with any payment received $953.79 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 2 group practices
- Southeastern Emergency Physicians LLCArlington, TN
- Wake Emergency Physicians PARaleigh, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Isennock among 1,174 emergency medicine physician records in Tennessee
Christopher Isennock is one of 1,174 emergency medicine physician records with a practice address in Tennessee. 83% 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 90% of them.
- NPI issued2021 · 90% of these records are older, 6% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2021 · median 2012 among the 667 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
134 emergency medicine physician records list a practice address in Memphis
They are 134 of the 12,794 NPPES records with a practice address in Memphis, and 1,174 emergency medicine physician records in Tennessee.
All 1,174 in Tennessee → Every provider in Memphis → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Harminder Brar, MDMemphis, TN 381201730296526
- Ryan Chauncey, M.DMemphis, TN 381201780070052
- David Conner, M.D.Memphis, TN 381201639313711
- James Corley, MDMemphis, TN 381201922493998
- Donald Decarlo, MDMemphis, TN 381201932142668
- Camilla Forsythe, MDMemphis, TN 381201356341044
- Don Frankel, MDMemphis, TN 381201982606844
- James Fritzsche, MDMemphis, TN 381201104867423
Common questions
What is Christopher Isennock's NPI number?
Christopher Isennock's National Provider Identifier (NPI) is 1881288694, issued on Feb 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Isennock located?
The NPPES record lists a practice address at 6019 Walnut Grove RD, Memphis, TN, 38120. Phone: (901) 226-5000. Providers update this record themselves, so call before visiting.
How can I verify Christopher Isennock's license?
NPPES lists Tennessee license number 0000068357, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Isennock prescribe under Medicare Part D?
In 2024, Christopher Isennock had 161 Medicare Part D claims for 120 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.