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

Chris R Farnum, DO

Individual provider Internal Medicine Physician · NPI 1770581621

Chris R Farnum, DO is an Infectious Disease in Lansing, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 1988, 38 years ago. Practices with Capital Internal Medicine Associates PC, a 60-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
38
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI
In the registry since
2005
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

3955 Patient Care Way Ste A
Lansing, MI 48911-4299
Phone: (517) 374-7600
Fax: (517) 374-1126
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 5101010431 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 5101010431 (MI)

Record details

NPI number1770581621
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESJanuary 22, 2026
Certification dateJanuary 22, 2026
Mailing address3955 Patient Care Dr Ste A, Lansing, MI 48911-4271

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1988 (38 years in practice)
Group practice Capital Internal Medicine Associates P.C. — 60 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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