Doctor Profile

Mental Health · Clinical Psychologist

Mark A. Long

CP · Clinical Psychologist
919 W 21ST ST
SUITE B
Norfolk, VA 23517
✓ Accepts Medicare 🎓 40+ Years Practicing
565
Medicare Patients / yr
5
Procedures Billed
40
Years Practicing
0
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Mark A. Long's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Mark Long, CP

See which plans Mark Long, CP accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Virginia, the fastest way to find a Medicare plan that covers Mark Long, CP is to compare every Medicare Advantage and Part D plan available near 23517, VA — the Clinical Psychologist's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 23517, VA →

Or call the office at (757) 622-6794 to confirm acceptance directly.

What Mark Long, CP Does

Mark Long, CP served 565 Medicare patients across 576 services in the latest CMS reporting year. That's 292% above the average Clinical Psychologist in Virginia (144 patients across 197 doctors).

ProcedureServicesMedicare Patients
Psychiatric diagnostic evaluation (90791)170168
Evaluation of psychological test, first hour (96130)153151
Evaluation of psychological test, each additional hour (96131)133131
Administration of psychological or neuropsychological test, first 30 minutes (96136)9897
Psychotherapy, 30 minutes (90832)2218

How to read this: "Services" are the total times Mark Long, CP billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

CMS does not list any hospital affiliations for Mark Long, CP. This is common for office-based practitioners who don't admit patients to hospitals.

Practice Location & Telehealth Readiness

Mark Long, CP practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Mark Long, CP offers telehealth — broadband availability at your home matters for virtual visits.

Address: 919 W 21ST ST, SUITE B, Norfolk, VA 23517
Phone: (757) 622-6794

Area Safety Grade

D

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

24 min

Average commute time in this zip · 79% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

62.1078

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Mental Health Doctors near 23517, VA

If Mark Long, CP isn't accepting new patients or isn't in your plan's network, these are the closest mental health doctors near 23517, VA:

DoctorSpecialtyMedicare Patients / yrDistance
Kathrin HartmannClinical Psychologist<1 mi
Louis MillerClinical Psychologist<1 mi
Marcia B. SamuelsClinical Psychologist<1 mi
Shannon W. CrayClinical Psychologist96<1 mi
Adelia F. GregoireClinical Psychologist15<1 mi

View all mental health doctors near 23517, VA →

How to Use This Information

Choosing a Medicare plan that covers Mark Long, CP takes three steps:

Compare Medicare Plans near 23517, VA → All Doctors near 23517, VA

Mark A. Long: Common Questions

Does Mark Long, CP accept Medicare?
Yes. Mark Long, CP is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Mark Long, CP depends on that plan's provider network. Compare Medicare plans near 23517, VA →
Where is Mark Long, CP's office?
Mark Long, CP practices at 919 W 21ST ST, SUITE B, Norfolk, VA 23517. Phone: (757) 622-6794.
What Medicare plans does Mark Long, CP accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (757) 622-6794 to confirm your specific plan is accepted, or compare all Medicare plans near 23517, VA to see available options.
Does Mark Long, CP offer telehealth visits?
CMS does not currently list Mark Long, CP as offering telehealth. Call the office at (757) 622-6794 to confirm whether virtual visits are available.
How experienced is Mark Long, CP?
Mark Long, CP graduated in 1986 and has been practicing for approximately 40 years. In the latest CMS reporting year, Mark Long, CP treated 565 Medicare patients across 5 distinct procedure types.
How do I know if Mark Long, CP is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (757) 622-6794 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Does your Medicare plan cover Mark Long, CP?

Compare Plans near 23517, VA →