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

Jethro Trees Ritter, DO

Individual provider Infectious Disease Physician · NPI 1457330797

Jethro Trees Ritter, DO is an Infectious Disease in San Luis Obispo, California. Qualified in 2001, 25 years ago. Practices with J Trees Ritter, DO, Inc, a 3-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
25
Licensed in
CA
In the registry since
2006
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

1551 Bishop St Ste 250
San Luis Obispo, CA 93401-4661
Phone: (805) 540-0689
Fax: (805) 541-4376
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 20A8407 (CA)

Record details

NPI number1457330797
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 13, 2006
Last updated in NPPESMay 12, 2023
Certification dateMay 12, 2023

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice J Trees Ritter, Do, Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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