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

Kathryn Welty, MD

Individual provider Internal Medicine Physician · NPI 1740476761

Kathryn Welty, MD is a Nephrology in Castro Valley, California. Graduated from Vanderbilt University School of Medicine in 2007, 19 years ago. Practices with West Coast Kidney, a 56-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California and Washington.

Years since qualifying
19
Trained at
Vanderbilt University School of Medicine
Licensed in
CA, WA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

19850 Lake Chabot Rd
Castro Valley, CA 94546-4002
Phone: (510) 881-1490
Fax: (510) 889-5806
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence A126967 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence ML20008878 (WA)

Record details

NPI number1740476761
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 24, 2007
Last updated in NPPESMarch 1, 2024
Certification dateMarch 1, 2024

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice West Coast Kidney — 56 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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