Mary-Lynn Maddox Shadix, DMD
Dentist · Gadsden, AL
Mary-Lynn Maddox Shadix, DMD is a dentist with a practice address in Gadsden, Alabama, and NPI 1568984748, issued on Jul 10, 2017. Check the license (Alabama 6434, as entered in NPPES) with the Alabama board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary-Lynn Maddox Shadix
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License numbers
- 6434 AL
DN22686 FL
Self-reported in NPPES; status is on the state search - Practice location
- 513 S 3RD St, Gadsden, AL 35901
- Phone
- (256) 543-7444
- Enumerated
- Jul 10, 2017
- Record last updated
- Jul 21, 2022
- Entity
- Type 1 · individual
8 nearest dentist records → All 841 in Alabama → Look up another NPI →
Also registered at 513 S 3RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Caroline Maddox, DMDDentist1790309169
- Robert Spruiell, DMDDentist1578187944
Verify Mary-Lynn Maddox Shadix in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Alabama board licenses this profession
Search for license 6434Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average dentist in 2024
76 Medicare Part D claims for 56 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.
Most prescribed
- Amoxicillin47 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.
Mary-Lynn Maddox Shadix among 841 dentist records in Alabama
Mary-Lynn Maddox Shadix, DMD is one of 841 dentist records with a practice address in Alabama. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 68% of them.
- NPI issued2017 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2022 · 68% 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 Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 dentist records list a practice address in Gadsden
They are 14 of the 903 NPPES records with a practice address in Gadsden, and 841 dentist records in Alabama.
All 841 in Alabama → Every provider in Gadsden → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Jeffery Battles, D.D.S.Gadsden, AL 359011063709178
- Alex Compton, DMDGadsden, AL 359011053804955
- Chris Coshatt, DMDGadsden, AL 359011891805461
- Gordon Isbell, D.M.DGadsden, AL 359011174934772
- Michael Maddox, DMDGadsden, AL 359011427279975
- Caroline Maddox, DMDGadsden, AL 359011790309169
- Austin MitchellGadsden, AL 359011871160556
- Robert Spruiell, DMDGadsden, AL 359011578187944
Common questions
What is Mary-Lynn Maddox Shadix, DMD's NPI number?
Mary-Lynn Maddox Shadix, DMD's National Provider Identifier (NPI) is 1568984748, issued on Jul 10, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mary-Lynn Maddox Shadix, DMD located?
The NPPES record lists a practice address at 513 S 3RD St, Gadsden, AL, 35901. Phone: (256) 543-7444. Providers update this record themselves, so call before visiting.
How can I verify Mary-Lynn Maddox Shadix, DMD's license?
NPPES lists Alabama license number 6434, as entered by the provider. Search the Alabama board that licenses this profession; the NPPES record confirms identity only.
How much does Mary-Lynn Maddox Shadix, DMD prescribe under Medicare Part D?
In 2024, Mary-Lynn Maddox Shadix, DMD had 76 Medicare Part D claims for 56 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.