William Whitten, PHD
NPI 1801168869 · Clinical Psychologist · Baltimore, MD
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Whitten, PHD is a Clinical Psychologist provider in Baltimore, MD (NPI 1801168869).
Provider details
- NPI number
- 1801168869
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 04983 (MD)
Specialties & taxonomies
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
14 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
- 2012-02-06
- Last updated
- 2026-02-12
Frequently asked questions
- What is William Whitten's NPI number?
- William Whitten's National Provider Identifier (NPI) is 1801168869, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Whitten's specialty?
- William Whitten is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Whitten located?
- William Whitten's practice location on file with NPPES is 10 W Madison St # 11, Baltimore, MD 21201-5239.
- What is William Whitten's phone number?
- The practice phone number listed in the NPPES registry for William Whitten is (443) 438-7863.
- Does William Whitten accept Medicare?
- William Whitten is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Whitten's NPI active?
- Yes — William Whitten's NPI (1801168869) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.