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

Alexander Hadley Ryder, DO

Individual provider Anesthesiology Physician · NPI 1740799519

Alexander Hadley Ryder, DO is an Anesthesiology in Springfield, Oregon. Qualified in 2019, 7 years ago. Practices with Northwest Anesthesia Physicians PC, a 92-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
7
Licensed in
OR
In the registry since
2017
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.

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Practice location Address checks out

3333 Riverbend Dr
Springfield, OR 97477-8800
Phone: (312) 942-5000
Fax: (312) 942-8858
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence DO214281 (OR)

Record details

NPI number1740799519
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedSeptember 25, 2017
Last updated in NPPESSeptember 22, 2023
Certification dateSeptember 22, 2023
Mailing addressNorthwest Anesthesia Physicians, Pc, Po Box 7247, Springfield, OR 97475-0011

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Northwest Anesthesia Physicians Pc — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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