Mark Slapak, RDN
Mark Slapak, RDN is a Registered Dietitian in Austin, Texas. Practices as a sole proprietor. Registered with an NPI since 2026.
- In the registry since
- 2026
What do these letters mean?
- RDN — Registered Dietitian Nutritionist
- The current title for a registered dietitian.
Practice location Address checks out
4100 W Slaughter Ln Apt 10304Austin, TX 78749-3994
Phone: (630) 212-1796
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Registered Dietitian (primary) | Taxonomy 133V00000X |
|---|
Record details
| NPI number | 1104739440 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | RDN |
| Sole proprietor | Yes |
| NPI enumerated | September 28, 2026 |
| Last updated in NPPES | September 28, 2026 |
| Certification date | September 27, 2026 |
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