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

John Harrison Howard III, MD

Individual provider Nephrology Physician · NPI 1811377062

John Harrison Howard III, MD is a Nephrology in Elk Grove, California. Qualified in 2015, 11 years ago. Practices with Capital Nephrology Medical Group, a 22-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
11
Licensed in
CA
In the registry since
2015
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

2218 Kausen Dr Ste 103
Elk Grove, CA 95758-7178
Phone: (916) 683-8774
Fax: (916) 683-8777
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence A156404 (CA)

Record details

NPI number1811377062
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 3, 2015
Last updated in NPPESJune 13, 2025
Certification dateJune 13, 2025

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Capital Nephrology Medical Group — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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