Mary Vieten, PH.D.
NPI 1619955721 · Clinical Psychologist · Lexington Park, MD
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Vieten, PH.D. is a Clinical Psychologist provider in Lexington Park, MD (NPI 1619955721).
Provider details
- NPI number
- 1619955721
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 04514 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-09
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Frequently asked questions
- What is Mary Vieten's NPI number?
- Mary Vieten's National Provider Identifier (NPI) is 1619955721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Vieten's specialty?
- Mary Vieten is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Vieten located?
- Mary Vieten's practice location on file with NPPES is 20797 Red Rose Ct, Lexington Park, MD 20653-2447.
- What is Mary Vieten's phone number?
- The practice phone number listed in the NPPES registry for Mary Vieten is (301) 769-8081.
- Does Mary Vieten accept Medicare?
- Mary Vieten is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Vieten's NPI active?
- Yes — Mary Vieten's NPI (1619955721) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.