P Praxis·MD
● Active Type 1 · Individual

DR. Craig Marker, PH.D.

Psychologist·Peachtree Corners, GA· NPI 1649628538 · Enumerated 2016 · 9 years on NPI
Marker is 1 of 3 psychologist providers in Peachtree Corners and 1 of 1487 in Georgia.
NPI age
9 years
Enumerated 2016-06-01
Primary specialty
Psychologist
Licensed in
FL
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-01-03
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file

How this provider compares

Across 1487 active psychologist providers in Georgia.

NPI age
9 years
↓ 8 yr below median (17 yr)
State licenses
1 state
6% of peers hold multiple states
Subspecialties
0
18% of peers hold subspecialties

NPI lifetime · 2016 → 2026

2016-06Enumerated in NPPES
2016 2026

Where they practice

Practice location
3671 River Mansion Dr
Peachtree Corners, GA 300966143
📞 3056003032
Mailing address
3671 River Mansion Dr
Peachtree Corners, GA 300966143
📞 3056003032

Specialties

  • Psychologist Primary
    A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a...
    FL license #PY7352 taxonomy 103TC0700X

Practice context

Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.

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How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

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