Doctor profile · Federal record
Dr. Mark Long, Ed.D.
Clinical Psychologist · Norfolk, VA
- NPI 1265408124
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
249 W York St
Norfolk, VA 235101520
(757) 622-6794
fax (757) 626-1509
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State license (1)
- Virginia #0810001510
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265408124. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
576
Distinct HCPCS
5
Medicare allowed
$63,935
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90791 |
Psychiatric diagnostic evaluation | 170 | 168 | $170 | |
96130 |
Evaluation of psychological test, first hour | 153 | 151 | $118 | |
96131 |
Evaluation of psychological test, each additional hour | 133 | 131 | $85 | |
96136 |
Administration of psychological or neuropsychological test, first 30 minutes | 98 | 97 | $42 | |
90832 |
Psychotherapy, 30 minutes | 22 | 18 | $74 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 162. This provider delivers 3.6× the peer median.Frequently asked questions
What is Dr. Mark Long's medical specialty?
Dr. Mark Long practices Clinical Psychologist in Norfolk, VA.
Where does Dr. Mark Long practice?
Dr. Mark Long practices at 249 W York St, Norfolk, VA 235101520. Office phone: 7576226794.
What is Dr. Mark Long's NPI?
Dr. Mark Long's National Provider Identifier (NPI) is 1265408124, issued by NPPES.
Does Dr. Mark Long accept Medicare assignment?
Dr. Mark Long does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Long commonly perform?
Top Medicare-reported procedures in 2023: Psychiatric diagnostic evaluation (HCPCS 90791); Evaluation of psychological test, first hour (HCPCS 96130); Evaluation of psychological test, each additional hour (HCPCS 96131). Source: CMS Medicare Physician & Other Practitioners file.