NPPES file of Aug 9, 2026

John F. Day, DDS

Dentist · Baton Rouge, LA

John F. Day, DDS is a dentist with a practice address in Baton Rouge, Louisiana, and NPI 1336261122, issued on Apr 4, 2007. Check the license (Louisiana LA 4061, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336261122
Name
John F. Day
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
LA 4061 LA
Self-reported in NPPES; status is on the state search
Practice location
7926 Wrenwood Blvd, Baton Rouge, LA 70809
Phone
(225) 930-9346
Enumerated
Apr 4, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(225) 214-9346
Medicaid ID
1840611 LA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 7926 Wrenwood Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Pamela Daniel, DDSDentist1548473671
  2. Lauren Thurmon, D.D.S.Dentist1518183060

Verify John F. Day in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license LA 4061
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Louisiana license search

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2.3 times the Medicare Part D claims of the average dentist in 2024

197 Medicare Part D claims for 69 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 82 claims were for opioids.

  1. John Day197
  2. Specialty average86

Most prescribed

  1. Hydrocodone-Acetaminophen59 claims
  2. Ibuprofen47 claims
  3. Penicillin V Potassium29 claims
  4. Acetaminophen-Codeine15 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: $53.99

4 payments; by number, the most common kind was food and beverage; the largest payer was Voco America Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Day$53.99
  2. Specialty average$540.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

John F. Day among 898 dentist records in Louisiana

John F. Day, DDS is one of 898 dentist records with a practice address in Louisiana. 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 2007, is newer than 21% of them.

  • NPI issued2007 · 21% of these records are older, 62% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2007 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in Louisiana

There are 898 dentist records in Louisiana.

The 8 dentist records with the nearest ZIP codes

  1. Glenn Appleton, D.D.S.Baton Rouge, LA 708091255427563
  2. Pamela Daniel, DDSBaton Rouge, LA 708091548473671
  3. Savare Defelice, D.D.S.Baton Rouge, LA 708091669697702
  4. Thomas Foster, DDSBaton Rouge, LA 708091609936103
  5. Kevin Harris, D.D.S, PCBaton Rouge, LA 708091689700031
  6. Ross HarrisBaton Rouge, LA 708091801454228
  7. John Lewis, DDSBaton Rouge, LA 708091871974980
  8. Jeremy Moore, D.D.S.Baton Rouge, LA 708091548360290

Common questions

What is John F. Day, DDS's NPI number?

John F. Day, DDS's National Provider Identifier (NPI) is 1336261122, issued on Apr 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John F. Day, DDS located?

The NPPES record lists a practice address at 7926 Wrenwood Blvd, Baton Rouge, LA, 70809. Phone: (225) 930-9346. Providers update this record themselves, so call before visiting.

How can I verify John F. Day, DDS's license?

NPPES lists Louisiana license number LA 4061, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does John F. Day, DDS prescribe under Medicare Part D?

In 2024, John F. Day, DDS had 197 Medicare Part D claims for 69 beneficiaries; the average among dentist prescribers was 86. 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.