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

Christopher J. Johnson, MD

Individual provider Clinical Pathology/Laboratory Medicine Physician · NPI 1316987878

Christopher J. Johnson, MD is a Pathology in Ames, Iowa. Graduated from University of Iowa, Rj & L Carver College of Medicine in 2001, 25 years ago. Practices with McFarland Clinic PC, a 353-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
25
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1215 Duff Ave McFarland Clinic Pc
Ames, IA 50010-3014
Phone: (515) 239-4448
Fax: (515) 239-4741
Show map & directions

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

Specialties & licences

Clinical Pathology/Laboratory Medicine Physician (primary) Taxonomy 207ZP0105X · Licence 35985 (IA)

Record details

NPI number1316987878
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2006
Last updated in NPPESFebruary 22, 2024
Certification dateFebruary 22, 2024
Mailing addressPo Box 3014, 1215 Duff Ave McFarland Clinic Pc, Ames, IA 50010-3014

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice McFarland Clinic Pc — 353 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare