Katherine Merriman, MS, R.D.
NPI 1457503856 · Registered Dietitian · San Leandro, CA
Katherine Merriman, MS, R.D. is a Registered Dietitian provider in San Leandro, CA (NPI 1457503856).
Provider details
- NPI number
- 1457503856
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, R.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 1001304 (WI)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-10-16
- Last updated
- 2015-02-02
Frequently asked questions
- What is Katherine Merriman's NPI number?
- Katherine Merriman's National Provider Identifier (NPI) is 1457503856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Merriman's specialty?
- Katherine Merriman is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Katherine Merriman located?
- Katherine Merriman's practice location on file with NPPES is 2500 Merced St, San Leandro, CA 94577-4201.
- What is Katherine Merriman's phone number?
- The practice phone number listed in the NPPES registry for Katherine Merriman is (510) 390-2262.
- Is Katherine Merriman's NPI active?
- Yes — Katherine Merriman's NPI (1457503856) is active in the NPPES registry as of the last update on 2015-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.