Mary Wallach, RD, LD
NPI 1124517941 · Registered Dietitian · Greenville, SC
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Wallach, RD, LD is a Registered Dietitian provider in Greenville, SC (NPI 1124517941).
Provider details
- NPI number
- 1124517941
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, LD
- Sex
- Female
- Sole proprietor
- No
- License
- 1746 (SC)
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
8 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
- 2018-05-07
- Last updated
- 2019-05-08
Frequently asked questions
- What is Mary Wallach's NPI number?
- Mary Wallach's National Provider Identifier (NPI) is 1124517941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Wallach's specialty?
- Mary Wallach is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mary Wallach located?
- Mary Wallach's practice location on file with NPPES is 905 Verdae Blvd Ste 103, Greenville, SC 29607-4029.
- What is Mary Wallach's phone number?
- The practice phone number listed in the NPPES registry for Mary Wallach is (864) 522-2186.
- Does Mary Wallach accept Medicare?
- Mary Wallach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Wallach's NPI active?
- Yes — Mary Wallach's NPI (1124517941) is active in the NPPES registry as of the last update on 2019-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.