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

Jack L Deetjen, MD

Individual provider Durable Medical Equipment & Medical Supplies · NPI 1699723320

Jack L Deetjen, MD is an Orthopedic Surgery in Seguin, Texas. Graduated from Baylor College of Medicine in 1983, 43 years ago. Practices with Guadalupe Regional Medical Group, a 37-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
43
Trained at
Baylor College of Medicine
Licensed in
TX
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

515 N King St Ste 106
Seguin, TX 78155-4815
Phone: (830) 379-8371
Fax: (830) 379-8378
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence G4967 (TX)
Durable Medical Equipment & Medical Supplies Taxonomy 332B00000X

Record details

NPI number1699723320
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 5, 2006
Last updated in NPPESAugust 1, 2024
Certification dateAugust 1, 2024
Mailing address515 N King St, Suite 106, Seguin, TX 78155-4815

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Guadalupe Regional Medical Group — 37 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Seguin