What is Cynthia Mahoney's NPI number?

Cynthia Mahoney's National Provider Identifier (NPI) is 1205849031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Cynthia Mahoney's specialty?

Cynthia Mahoney is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Cynthia Mahoney located?

Cynthia Mahoney's practice location on file with NPPES is 20055 Lake Chabot Rd, Castro Valley, CA 94546-5331.

What is Cynthia Mahoney's phone number?

The practice phone number listed in the NPPES registry for Cynthia Mahoney is (510) 881-1490.

Is Cynthia Mahoney's NPI active?

Yes — Cynthia Mahoney's NPI (1205849031) is active in the NPPES registry as of the last update on 2007-07-10.

IndividualActive

Cynthia Mahoney, M.D.

NPI 1205849031 · Specialist · Castro Valley, CA

Cynthia Mahoney, M.D. is a Specialist provider in Castro Valley, CA (NPI 1205849031).

Provider details

NPI number: 1205849031
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: M.D.
Sex: Female
Sole proprietor: No
License: G38257 (CA)

Specialties & taxonomies

SpecialistPrimary174400000XLicense G38257 (CA)
Other Service Providers

Profile Score

Detailed profile(90/100 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
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

20055 Lake Chabot Rd

230

Castro Valley, CA 94546-5331

Phone: (510) 881-1490

Fax: (510) 889-5806

Street-level locationGet directions

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Mailing address