David John Williams, PH.D., M.P.
Prescribing (Medical) Psychologist · Monroe, LA
David John Williams, PH.D., M.P. is a prescribing (medical) psychologist with a practice address in Monroe, Louisiana, and NPI 1104953769, issued on Feb 28, 2007. Check the license (Louisiana MPAP.000033, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David John Williams
- Credential
- PH.D., M.P.
- Primary taxonomy
- Prescribing (Medical) Psychologist 103TP0016X
- License numbers
- MPAP.000033 LA
MP.0953 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1410 Royal Ave, Monroe, LA 71201
- Phone
- (318) 998-3511
- Enumerated
- Feb 28, 2007
- Record last updated
- Jul 18, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (318) 322-9492
- Medicare enrollment
- Enrolled (PECOS I20040927000106); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest prescribing (medical) psychologist records → All 74 in Louisiana → Look up another NPI →
Also registered at 1410 Royal Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Velia Bradley, LPCProfessional Counselor1205291226
- John Edwards, LPCProfessional Counselor1225180664
- Jamison Harvey, LPCProfessional Counselor1831449891
- Tiffany Jones, LPCMental Health Counselor1104388586
- Joanna Lincecum, LPCProfessional Counselor1568873578
- Michelle Oneal, LPCProfessional Counselor1376987446
Verify David John Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license MPAP.000033Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average prescribing (medical) psychologist in 2024
1,573 Medicare Part D claims for 140 beneficiaries, against an average of 905 among the 106 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Clonazepam122 claims
- Quetiapine Fumarate105 claims
- Bupropion Xl103 claims
- Buspirone Hcl85 claims
- Mirtazapine79 claims
- Trazodone Hcl79 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
- Williams Consulting Inc.Monroe, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David John Williams among 74 prescribing (medical) psychologist records in Louisiana
David John Williams, PH.D., M.P. is one of 74 prescribing (medical) psychologist records with a practice address in Louisiana. 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 2007, is newer than 32% of them.
- NPI issued2007 · 32% of these records are older, 43% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated2002 · median 2001 among the 34 with a school on file
- Record last updated2014 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TP0016X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Prescribing (Medical) Psychologist providers in Louisiana
There are 74 prescribing (medical) psychologist records in Louisiana.
All 74 in Louisiana → Every provider in Monroe → Prescribing (Medical) Psychologist nationwide →
The 8 prescribing (medical) psychologist records with the nearest ZIP codes
- Earl Baker, PH.DMonroe, LA 712011710014873
- Candi Hill, PHD, MPMonroe, LA 712011457711483
- Gustavo Segura Hernandez, PHD, MP, ABPPMonroe, LA 712011760799886
- Tony Young, PHD, MPMonroe, LA 712011477976165
- George Park, PH.D., M.P.Bossier City, LA 711111437199031
- Richard Sylvester, PHD, MP, MPAPWest Monroe, LA 712911164771168
- Matthew Anderson, RNShreveport, LA 711061992685432
- Samuel Sentell, PHD MPShreveport, LA 711061649370495
Common questions
What is David John Williams, PH.D., M.P.'s NPI number?
David John Williams, PH.D., M.P.'s National Provider Identifier (NPI) is 1104953769, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David John Williams, PH.D., M.P. located?
The NPPES record lists a practice address at 1410 Royal Ave, Monroe, LA, 71201. Phone: (318) 998-3511. Providers update this record themselves, so call before visiting.
How can I verify David John Williams, PH.D., M.P.'s license?
NPPES lists Louisiana license number MPAP.000033, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does David John Williams, PH.D., M.P. prescribe under Medicare Part D?
In 2024, David John Williams, PH.D., M.P. had 1,573 Medicare Part D claims for 140 beneficiaries; the average among prescribing (medical) psychologist prescribers was 905. 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.