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

Individual provider Emergency Medicine Physician · NPI 1720285620

Dr. Christopher David Johnson, MD is an Emergency Medicine in Hayward, California. Graduated from New York University School of Medicine in 2007, 19 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
19
Trained at
New York University School of Medicine
Licensed in
CA
In the registry since
2007
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

27400 Hesperian Blvd Kaiser Permanente Hayward Medical Ctr
Hayward, CA 94545-4235
Phone: (646) 468-9164
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A115329 (CA)

Record details

NPI number1720285620
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2007
Last updated in NPPESDecember 15, 2021
Mailing address916 Union St, Apt 1a, Brooklyn, NY 11215-1663

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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