Cynthia Heiss, PHD, RDN, LD
NPI 1508383183 · Registered Dietitian · San Antonio, TX
Cynthia Heiss, PHD, RDN, LD is a Registered Dietitian provider in San Antonio, TX (NPI 1508383183).
Provider details
- NPI number
- 1508383183
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- PHD, RDN, LD
- Sex
- Female
- Sole proprietor
- Yes
- License
- DT83051 (TX)
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
- 2017-08-24
- Last updated
- 2022-07-21
Frequently asked questions
- What is Cynthia Heiss's NPI number?
- Cynthia Heiss's National Provider Identifier (NPI) is 1508383183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Heiss's specialty?
- Cynthia Heiss is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Cynthia Heiss located?
- Cynthia Heiss's practice location on file with NPPES is 3467 River Way, San Antonio, TX 78230-2518.
- What is Cynthia Heiss's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Heiss is (805) 766-9055.
- Is Cynthia Heiss's NPI active?
- Yes — Cynthia Heiss's NPI (1508383183) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.