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

Dr. Mary Ann Watson, PHD

Individual provider Psychologist · NPI 1639236201

Dr. Mary Ann Watson, PHD is a Clinical Psychologist in Denver, Colorado. Qualified in 1969, 57 years ago. Accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
57
Licensed in
CO
In the registry since
2007
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

1490 Lafayette St Ste 105A
Denver, CO 80218-2391
Phone: (303) 322-9334
Fax: (303) 832-0044
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 420 (CO)

Record details

NPI number1639236201
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedJanuary 3, 2007
Last updated in NPPESApril 2, 2013
Mailing address1490 Lafayette Street, Suite 105a, Denver, CO 80218-2391

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1969 (57 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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