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

Robert D. Lang, MD

Individual provider Pediatrics Physician · NPI 1871597377

Robert D. Lang, MD is an Internal Medicine in Grand Rapids, Michigan. Graduated from University of Minnesota Medical School in 1993, 33 years ago. Practices with Grand Valley Medical Specialists PLC, a 19-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
33
Trained at
University of Minnesota Medical School
Licensed in
MI
In the registry since
2005
Specialties on file
2
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

1000 E Paris Ave SE Ste 100
Grand Rapids, MI 49546
Phone: (616) 459-3158
Fax: (616) 988-0071
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301061594 (MI)
Pediatrics Physician Taxonomy 208000000X · Licence 4301061594 (MI)

Record details

NPI number1871597377
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2005
Last updated in NPPESNovember 16, 2018
Mailing address1000 East Paris Ave Se, Grand Rapids, MI 49546-3691

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Group practice Grand Valley Medical Specialists Plc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Grand Rapids