Margery Graham-Howard, PHD
NPI 1821041542 · Psychologist · Patton, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margery Graham-Howard, PHD is a Psychologist provider in Patton, CA (NPI 1821041542).
Provider details
- NPI number
- 1821041542
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- PSY14427 (CA)
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
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
- 2006-05-17
- Last updated
- 2025-06-25
- Certified
- 2025-06-25
Frequently asked questions
- What is Margery Graham-Howard's NPI number?
- Margery Graham-Howard's National Provider Identifier (NPI) is 1821041542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margery Graham-Howard's specialty?
- Margery Graham-Howard is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Margery Graham-Howard located?
- Margery Graham-Howard's practice location on file with NPPES is 3102 E Highland Ave, Patton, CA 92369.
- What is Margery Graham-Howard's phone number?
- The practice phone number listed in the NPPES registry for Margery Graham-Howard is (909) 425-7000.
- Does Margery Graham-Howard accept Medicare?
- Margery Graham-Howard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margery Graham-Howard's NPI active?
- Yes — Margery Graham-Howard's NPI (1821041542) is active in the NPPES registry as of the last update on 2025-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.