Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mark V.f. Johnson, PHD

Individual provider Clinical Psychologist · NPI 1215247549

Mark V.f. Johnson, PHD is a Clinical Psychologist in Brooklyn, New York. Qualified in 2005, 21 years ago. Practices with Dr Iospa Psychiatry Consulting, PC, a 14-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
21
Licensed in
NY
In the registry since
2010
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

5110 12th Ave
Brooklyn, NY 11219-3424
Phone: (800) 275-3243
Fax: (800) 275-3671
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 017347-1 (NY)

Record details

NPI number1215247549
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 20, 2010
Last updated in NPPESOctober 20, 2010

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Dr. Iospa Psychiatry Consulting, P.C. — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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