NPPES file of Aug 9, 2026

Diana Marie Long, DDS

Dentist · Madison, MS

Diana Marie Long, DDS is a dentist with a practice address in Madison, Mississippi, and NPI 1124391347, issued on Feb 18, 2012. Check the license (Mississippi 3757, as entered in NPPES) with the Mississippi 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
1124391347
Name
Diana Marie Long
Credential
DDS
Primary taxonomy
Dentist 122300000X
License numbers
3757 MS
6018 AL
Self-reported in NPPES; status is on the state search
Practice location
504 Newbury Dr, Madison, MS 39110
Phone
(256) 335-7042
Enumerated
Feb 18, 2012
Record last updated
Nov 28, 2016 (not updated in 10 years: call before relying on the address or phone)
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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Verify Diana Marie Long in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
    Search for license 3757
    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 Mississippi license search

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33% fewer Medicare Part D claims than the average dentist in 2024

58 Medicare Part D claims for 29 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 17 claims were for opioids.

  1. Diana Long58
  2. Specialty average86

Most prescribed

  1. Penicillin V Potassium13 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: $55.58

2 payments; by number, the most common kind was food and beverage; the largest payer was Zimvie 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. Diana Long$55.58
  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.

Diana Marie Long among 536 dentist records in Mississippi

Diana Marie Long, DDS is one of 536 dentist records with a practice address in Mississippi. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 60% of them.

  • NPI issued2012 · 60% of these records are older, 38% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 73% 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 Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 dentist records list a practice address in Madison

They are 16 of the 612 NPPES records with a practice address in Madison, and 536 dentist records in Mississippi.

The 8 dentist records with the nearest ZIP codes

  1. Zachary Ashcraft, DMDMadison, MS 391101619544343
  2. Erin Coggin, DMDMadison, MS 391101134791221
  3. Joseph Collins, DMDMadison, MS 391101184769804
  4. Mary Cook, DMDMadison, MS 391101134509813
  5. Charles Dyer, DMDMadison, MS 391101538298492
  6. Courtney Filgo, D.M.D.Madison, MS 391101376744185
  7. Claire Griner, D.M.D.Madison, MS 391101932328101
  8. Robert Hauptman, DMDMadison, MS 391101588958169

Common questions

What is Diana Marie Long, DDS's NPI number?

Diana Marie Long, DDS's National Provider Identifier (NPI) is 1124391347, issued on Feb 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Diana Marie Long, DDS located?

The NPPES record lists a practice address at 504 Newbury Dr, Madison, MS, 39110. Phone: (256) 335-7042. Providers update this record themselves, so call before visiting.

How can I verify Diana Marie Long, DDS's license?

NPPES lists Mississippi license number 3757, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.

How much does Diana Marie Long, DDS prescribe under Medicare Part D?

In 2024, Diana Marie Long, DDS had 58 Medicare Part D claims for 29 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.