IndividualActive
Maria Sumner
NPI 1356492144 · Specialist · Oakland, CA
Maria Sumner is a Specialist provider in Oakland, CA (NPI 1356492144).
Provider details
- NPI number
- 1356492144
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
7200 Bancroft Ave
Eastmont Town Center Bldg. B Suite 133
Oakland, CA 94605-2403
Phone: (510) 553-8500
Fax: (510) 553-8550
Street-level locationGet directions
Mailing address
33323 8th St
Union City, CA 94587-2133
Registry dates
- Enumerated
- 2007-01-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Maria Sumner's NPI number?
- Maria Sumner's National Provider Identifier (NPI) is 1356492144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Sumner's specialty?
- Maria Sumner is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Maria Sumner located?
- Maria Sumner's practice location on file with NPPES is 7200 Bancroft Ave, Oakland, CA 94605-2403.
- What is Maria Sumner's phone number?
- The practice phone number listed in the NPPES registry for Maria Sumner is (510) 553-8500.
- Is Maria Sumner's NPI active?
- Yes — Maria Sumner's NPI (1356492144) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.