Mark Richardson, PSY.D
Clinical Psychologist · Wilmington, DE
Mark Richardson, PSY.D is a clinical psychologist with a practice address in Wilmington, Delaware, and NPI 1538529821, issued on Feb 29, 2016. Check the license (Delaware B1-0000989, as entered in NPPES) with the Delaware board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Richardson
- Credential
- PSY.D
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License numbers
- B1-0000989 DE
PS017632 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1301 E 12TH St, Wilmington, DE 19802
- Phone
- (302) 429-7780
- Enumerated
- Feb 29, 2016
- Record last updated
- Feb 29, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1301 E 12TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Logan Bolander, LCSWClinical Social Worker1902550080
- Genevieve Millet, PSYDClinical Psychologist1295360865
- Ashleigh Smith, RNRegistered Nurse1114732252
- Cynthia SpearsFamily Nurse Practitioner1669818167
Verify Mark Richardson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license B1-0000989Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Clinical Psychologist providers in Delaware
There are 168 clinical psychologist records in Delaware. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other clinical psychologist records in Delaware
- Zakiya Adams-Best, PSY.D.Wilmington, DE1396389953
- Aaron Alfano, PSYDWilmington, DE1144344409
- Benjamin Alfano, PSY.D.Wilmington, DE1821455841
- Richard Allen, PSYD, BCBA-D, NCSPWilmington, DE1063747764
- Maria Alonso, PHDWilmington, DE1639179922
- Amanda Anderson, PSY.D.Wilmington, DE1902591985
- Peter Appel, PH.D.Lewes, DE1073616967
- Amanda Artese Jackson, PSY.D.Wilmington, DE1952703365
- Gary Aumiller, PH.D.Georgetown, DE1144490731
- Karla Bailey, PSY.D.Wilmington, DE1801289327
Common questions
What is Mark Richardson, PSY.D's NPI number?
Mark Richardson, PSY.D's National Provider Identifier (NPI) is 1538529821, issued on Feb 29, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Mark Richardson, PSY.D located?
The NPPES record lists a practice address at 1301 E 12TH St, Wilmington, DE, 19802. Phone: (302) 429-7780. Providers update this record themselves, so call before visiting.
How can I verify Mark Richardson, PSY.D's license?
NPPES lists Delaware license number B1-0000989, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity 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. 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.