Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Grace Maria Drumonde Voorheis, MS, RD, CSP, IBCLC

Individual provider Lactation Consultant (Non-RN) · NPI 1588120620

Grace Maria Drumonde Voorheis, MS, RD, CSP, IBCLC is a Lactation Consultant (Non-RN) in Bishop, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2019
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

187 May St Unit B
Bishop, CA 93514-2709
Phone: (760) 920-6574
Fax: (760) 582-4559
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 725 Welch Rd, Palo Alto, CA 94304-1601 — (650) 497-8000

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 86035483 (CA)
Lactation Consultant (Non-RN) Taxonomy 174N00000X · Licence L-317231 (CA)

Record details

NPI number1588120620
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , RD , CSP , IBCLC
Sole proprietorNo
NPI enumeratedFebruary 13, 2019
Last updated in NPPESDecember 12, 2025
Certification dateDecember 12, 2025