Harry Lloyd Cahill
Diagnostic Radiology Physician · Gretna, LA
Harry Lloyd Cahill is a diagnostic radiology physician with a practice address in Gretna, Louisiana, and NPI 1093274268, issued on Mar 18, 2019. Check the license (Louisiana LA346412, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Harry Lloyd Cahill
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- LA346412 LA
Self-reported in NPPES; status is on the state search - Practice location
- 3740 Lake Michel CT, Gretna, LA 70056
- Phone
- (504) 287-2586
- Enumerated
- Mar 18, 2019
- Record last updated
- Mar 10, 2026
- Medicare enrollment
- Enrolled (PECOS I20250616001651); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2019
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 506 in Louisiana → Look up another NPI →
Verify Harry Lloyd Cahill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license LA346412Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
16 Medicare Part D claims, against an average of 51 among the 2,711 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: $974.48
12 payments; by number, the most common kind was food and beverage; the largest payer was Imperative Care, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 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
- Jefferson Radiology Associates, Inc.Marrero, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Harry Lloyd Cahill among 506 diagnostic radiology physician records in Louisiana
Harry Lloyd Cahill is one of 506 diagnostic radiology physician records with a practice address in Louisiana. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 4% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2019 · median 2001 among the 351 with a school on file
- Record last updated2026 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Louisiana
There are 506 diagnostic radiology physician records in Louisiana.
All 506 in Louisiana → Every provider in Gretna → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Neel Gupta, M.D.Terrytown, LA 700561285802504
- Quoc Bao Hoang, M.D.Terrytown, LA 700561326212226
- Kurosh Safavi, MDGretna, LA 700561083805113
- Adam Dowling, MDKenner, LA 700651669483277
- Michael Hanemann, MDKenner, LA 700651770538852
- Stephen Curry, M.D.Luling, LA 700701770783334
- David Johnson, MDLuling, LA 700701417029737
- Michael Alline, M.D.Marrero, LA 700721740238385
Common questions
What is Harry Lloyd Cahill's NPI number?
Harry Lloyd Cahill's National Provider Identifier (NPI) is 1093274268, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Harry Lloyd Cahill located?
The NPPES record lists a practice address at 3740 Lake Michel CT, Gretna, LA, 70056. Phone: (504) 287-2586. Providers update this record themselves, so call before visiting.
How can I verify Harry Lloyd Cahill's license?
NPPES lists Louisiana license number LA346412, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Harry Lloyd Cahill prescribe under Medicare Part D?
In 2024, Harry Lloyd Cahill had 16 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.