Dr. Mark Richard Cooper, PHD
Dr. Mark Richard Cooper is a Clinical Psychologist provider (Psychologist) practicing in Eldersburg, MD, registered in the NPPES registry with NPI 1598459232 since 2023. The credential PHD stands for Doctor of Philosophy. Practices at Optum Behavioral Care of North Carolina, PC (listed at the same practice address in NPPES).
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1598459232 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Dr. Mark Richard Cooper |
| Credential | PHD |
| Sex | Male |
| Practice address | 1380 PROGRESS WAY STE 101, Eldersburg, MD, 21784 |
| Phone | 4105495181 |
| Enumeration date | 2023-06-06 |
| Last updated in NPPES | 2023-07-14 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 103TC2200X | Clinical Child & Adolescent Psychologist | Secondary | — | — |
| 103TS0200X | School Psychologist | Secondary | — | — |
| 103TC0700X | Clinical Psychologist | Primary | 03689 | MD |
PHD — Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers. About the PHD credential
Copy-ready billing details
Provider: Mark Cooper, PHD NPI: 1598459232 Taxonomy: 103TC0700X (Clinical Psychologist) Address: 1380 PROGRESS WAY STE 101, Eldersburg, MD, 21784
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1477046613 | Luke Erichsen | Individual | Psychologist | Eldersburg, MD |
| 1346840840 | Rhanee Perkins | Individual | Psychiatric/Mental Health Nurse Practitioner | Eldersburg, MD |
| 1306612817 | Optum Behavioral Care of North Carolina, PC | Organization | Counseling Psychologist | Eldersburg, MD |
Verify this record
Cross-check NPI 1598459232 against the authoritative CMS record: view Dr. Mark Richard Cooper on the official NPPES registry .
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.
Frequently asked questions
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2023-07-14.