Roy Justin Boyd, PH.D.; PSYCHOLOGIST
Psychologist · Columbia, MD
Roy Justin Boyd, PH.D.; PSYCHOLOGIST is a psychologist with a practice address in Columbia, Maryland, and NPI 1376735266, issued on Aug 14, 2007. Check the license (Maryland 05187, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Roy Justin Boyd
- Credential
- PH.D.; PSYCHOLOGIST
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 05187 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9810 Patuxent Woods Dr, Columbia, MD 21046
- Phone
- (443) 923-7755
- Enumerated
- Aug 14, 2007
- Record last updated
- Aug 6, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (410) 309-1573
- Entity
- Type 1 · individual
8 nearest psychologist records → All 1,183 in Maryland → Look up another NPI →
Also registered at 9810 Patuxent Woods Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel Bennett, PSYDStudent in an Organized Health Care Education/Training Program1700634383
- Kaitlin CassidyStudent in an Organized Health Care Education/Training Program1467028753
- David Cernikovsky, PSY.D.Student in an Organized Health Care Education/Training Program1922405968
- Raymond Heim, LCSWCClinical Social Worker1679732986
- Cynthia Lengrand, LCSWCClinical Social Worker1558508770
Verify Roy Justin Boyd in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 05187Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Roy Justin Boyd among 1,183 psychologist records in Maryland
Roy Justin Boyd, PH.D.; PSYCHOLOGIST is one of 1,183 psychologist records with a practice address in Maryland. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 20% of them.
- NPI issued2007 · 20% of these records are older, 62% newer
- In a Medicare fileNo · 8% of these records are
- In the CMS Doctors and Clinicians fileNo · 14% of these records are
- Record last updated2013 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
61 psychologist records list a practice address in Columbia
They are 61 of the 6,690 NPPES records with a practice address in Columbia, and 1,183 psychologist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,183 in Maryland → Every provider in Columbia → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Elizabeth Disney, PH.D.Columbia, MD 210461770505331
- Cynthia Kalodner, PH.D.Columbia, MD 210461356680805
- Helen Lann, M.D.Columbia, MD 210461801900469
- Samantha Marks, PSY.D.Columbia, MD 210461508292848
- Katherine Moore, PH.D.Columbia, MD 210461124401930
- Mark Nusbaum, PH.D.Columbia, MD 210461154340636
- Amy Paschane, PH.D.Columbia, MD 210461770545303
- Monica Petroski, PSY.D.Columbia, MD 210461700252608
Common questions
What is Roy Justin Boyd, PH.D.; PSYCHOLOGIST's NPI number?
Roy Justin Boyd, PH.D.; PSYCHOLOGIST's National Provider Identifier (NPI) is 1376735266, issued on Aug 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Roy Justin Boyd, PH.D.; PSYCHOLOGIST located?
The NPPES record lists a practice address at 9810 Patuxent Woods Dr, Columbia, MD, 21046. Phone: (443) 923-7755. Providers update this record themselves, so call before visiting.
How can I verify Roy Justin Boyd, PH.D.; PSYCHOLOGIST's license?
NPPES lists Maryland license number 05187, as entered by the provider. Search the Maryland 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.