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

Karen M Astrachan, RD, CDE

Individual provider Registered Dietitian · NPI 1174612386

Karen M Astrachan, RD, CDE is a Registered Dietitian OR Nutrition Professional in Palo Alto, California. Qualified in 1991, 35 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
35
Licensed in
CA
In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

See every abbreviation used in this directory →

Practice location Address checks out

795 El Camino Real
Palo Alto, CA 94301-2302
Phone: (650) 321-4121
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 720100 (CA)

Record details

NPI number1174612386
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , CDE
Sole proprietorNo
NPI enumeratedOctober 12, 2006
Last updated in NPPESMarch 4, 2020
Certification dateMarch 4, 2020

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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