Timothy L. Riddell, MD
Family Medicine Physician · Mandeville, LA
Timothy L. Riddell, MD is a family medicine physician with a practice address in Mandeville, Louisiana, and NPI 1265488720, issued on May 26, 2006. Check the license (Louisiana MD.023288, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Timothy L. Riddell
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD.023288 LA
Self-reported in NPPES; status is on the state search - Practice location
- 2810 E Causeway Approach, Mandeville, LA 70448
- Phone
- (985) 875-2340
- Enumerated
- May 26, 2006
- Record last updated
- Jul 13, 2026
- Medicaid ID
- 1497720 LA
- Medicare enrollment
- Enrolled (PECOS I20100327000397); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,728 in Louisiana → Look up another NPI →
Also registered at 2810 E Causeway Approach
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Bailey, LCSWSocial Worker1174098537
- Kristin BarberSocial Worker1437087244
- Tyler Brent, LCSWClinical Social Worker1700489978
- Spring Cloud Neill, MDPediatrics Physician1609834209
- Erin Conlin, M.D.Internal Medicine Physician1558788752
Verify Timothy L. Riddell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD.023288Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average family medicine physician in 2024
1,716 Medicare Part D claims for 138 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Losartan Potassium85 claims
- Atorvastatin Calcium81 claims
- Amlodipine Besylate77 claims
- Levothyroxine Sodium70 claims
- Metformin Hcl Er67 claims
- Pantoprazole Sodium40 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.
Bills Medicare through one group practice
- Ochsner Clinic LLCCovington, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy L. Riddell among 1,728 family medicine physician records in Louisiana
Timothy L. Riddell, MD is one of 1,728 family medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 56% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1996 · median 2006 among the 1,201 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 family medicine physician records list a practice address in Mandeville
They are 22 of the 1,117 NPPES records with a practice address in Mandeville, and 1,728 family medicine physician records in Louisiana.
All 1,728 in Louisiana → Every provider in Mandeville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Fitzpatrick, MDMandeville, LA 704481952359028
- Daniel Jens, MDMandeville, LA 704481508814203
- Richelle Schiro, MDMandeville, LA 704481619975836
- Erica Sjunnesen, MDMandeville, LA 704481790244937
- Kaitlyn Ladner, DOMadisonville, LA 704471366061889
- Sheila Maddox, MDMadisonville, LA 704471457510646
- Spencer Miller, APRN, FNP-BCMaurepas, LA 704491891636064
- Catherine Pechon, M.D.Madisonville, LA 704471598177974
Common questions
What is Timothy L. Riddell, MD's NPI number?
Timothy L. Riddell, MD's National Provider Identifier (NPI) is 1265488720, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Timothy L. Riddell, MD located?
The NPPES record lists a practice address at 2810 E Causeway Approach, Mandeville, LA, 70448. Phone: (985) 875-2340. Providers update this record themselves, so call before visiting.
How can I verify Timothy L. Riddell, MD's license?
NPPES lists Louisiana license number MD.023288, 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 Timothy L. Riddell, MD prescribe under Medicare Part D?
In 2024, Timothy L. Riddell, MD had 1,716 Medicare Part D claims for 138 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.