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

Seiichi Villalona, MD

Individual provider Internal Medicine Physician · NPI 1811632755

Seiichi Villalona, MD practises Internal Medicine in Philadelphia, Pennsylvania. Qualified in 2022, 4 years ago. Practices with Trustees of the University of Pennsylvania, a 148-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
4
Licensed in
PA
In the registry since
2022
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

3400 Spruce St
Philadelphia, PA 19104-4238
Phone: (215) 316-5151
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MT225392 (PA)

Record details

NPI number1811632755
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 4, 2022
Last updated in NPPESMay 4, 2022
Certification dateApril 3, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Trustees Of The University Of Pennsylvania — 148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at Trustees of the University of Pennsylvania

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 148 clinicians in the practice; 12 are shown here.

Other providers in Philadelphia