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

James A. Birgenheier Jr., MD

Individual provider Anesthesiology Physician · NPI 1144232026

James A. Birgenheier Jr., MD is an Anesthesiology in Greenwood Village, Colorado. Graduated from University of Missouri, Kansas City, School of Medicine in 1991, 35 years ago. Practices with Catholic Health Initiatives Colorado, a 1,266-clinician group and accepts Medicare assignment. Licensed in Colorado and New Mexico.

Years since qualifying
35
Trained at
University of Missouri, Kansas City, School of Medicine
Licensed in
CO, NM
In the registry since
2006
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

8000 E Maplewood Ave Ste 200
Greenwood Village, CO 80111-4727
Phone: (303) 438-3999
Fax: (720) 439-9500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence DR.0035143 (CO)
Anesthesiology Physician Taxonomy 207L00000X · Licence MD2004-0111 (NM)

Record details

NPI number1144232026
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 12, 2006
Last updated in NPPESAugust 6, 2021
Certification dateAugust 6, 2021

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Catholic Health Initiatives Colorado — 1266 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Greenwood Village