Mallory Callaway, RD
NPI 1477207611 · Registered Dietitian · San Diego, CA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mallory Callaway, RD is a Registered Dietitian provider in San Diego, CA (NPI 1477207611).
Provider details
- NPI number
- 1477207611
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 86005489 (CA)
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
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 200 W Arbor DrSan Diego, CA 92103-9000Phone: (800) 926-8273
Registry dates
- Enumerated
- 2022-02-07
- Last updated
- 2022-02-08
- Certified
- 2022-02-08
Frequently asked questions
- What is Mallory Callaway's NPI number?
- Mallory Callaway's National Provider Identifier (NPI) is 1477207611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Callaway's specialty?
- Mallory Callaway is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mallory Callaway located?
- Mallory Callaway's practice location on file with NPPES is 4303 La Jolla Village Dr Ste 2110, San Diego, CA 92122-1396.
- What is Mallory Callaway's phone number?
- The practice phone number listed in the NPPES registry for Mallory Callaway is (858) 657-8857.
- Does Mallory Callaway accept Medicare?
- Mallory Callaway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mallory Callaway's NPI active?
- Yes — Mallory Callaway's NPI (1477207611) is active in the NPPES registry as of the last update on 2022-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.