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

Dr. Nathan A Carden, DO

Individual provider Anesthesiology Physician · NPI 1558340794

Dr. Nathan A Carden, DO is an Anesthesiology in Portland, Oregon. Graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2001, 25 years ago. Practices with Timberline Anesthesia Partners LLC, a 14-clinician group and accepts Medicare assignment. Licensed in Colorado and Oregon.

Years since qualifying
25
Trained at
At Still University of Health Sciences, College of Osteo Med, Kirksville
Licensed in
CO, OR
In the registry since
2006
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

707 SW Washington St Ste 700
Portland, OR 97205-3523
Phone: (503) 299-9906
Fax: (503) 225-9002
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence DO186090 (OR)
Anesthesiology Physician Taxonomy 207L00000X · Licence 43591 (CO)

Record details

NPI number1558340794
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 16, 2006
Last updated in NPPESOctober 10, 2018
Mailing addressPo Box 35147, 1801, Seattle, WA 98124-5147

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolAT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduated 2001 (25 years in practice)
Group practice Timberline Anesthesia Partners Llc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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