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

Michael Chaffin, NP

Individual provider Nurse Practitioner · NPI 1558640235

Michael Chaffin, NP is a Nurse Practitioner in Mountain View, California. Qualified in 2011, 15 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
15
Licensed in
CA
In the registry since
2011
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

701 E El Camino Real
Mountain View, CA 94040-2833
Phone: (650) 934-7150
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2540 East St, Concord, CA 94520-1906 — (925) 682-8200

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 20962 (CA)

Record details

NPI number1558640235
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 11, 2011
Last updated in NPPESApril 3, 2024
Certification dateApril 3, 2024
Mailing address325 Distel Cir, Los Altos, CA 94022-1408

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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