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

Dr. Franklin Llerena Thelmo Jr., DO

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1861951790

Dr. Franklin Llerena Thelmo Jr., DO is an Endocrinology in Wilmington, Delaware. Graduated from Philadelphia College of Osteopathic Medicine in 2019, 7 years ago. Practices with Christiana Care Health Services Inc, a 1,481-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Delaware and Pennsylvania.

Years since qualifying
7
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
DE, PA
In the registry since
2019
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

501 W 14th St Fl 4
Wilmington, DE 19801-1013
Phone: (302) 623-3475
Fax: (302) 623-3080
Show map & directions

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

Additional practice locations (1)

  • 1200 Old York Rd, Abington, PA 19001-3788 — (215) 481-2606

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence C2-0024462 (DE)
Internal Medicine Physician Taxonomy 207R00000X · Licence OS021920 (PA)

Record details

NPI number1861951790
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 19, 2019
Last updated in NPPESJuly 22, 2024
Certification dateJuly 22, 2024

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2019 (7 years in practice)
Group practice Christiana Care Health Services Inc — 1481 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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