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

Johnny Lee Isenberger

Individual provider Nurse Practitioner · NPI 1497987028

Johnny Lee Isenberger is a Nurse Practitioner in Worcester, Massachusetts. Qualified in 2009, 17 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
17
Licensed in
MA
In the registry since
2009
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Practice location Address checks out

55 Lake Ave N
Worcester, MA 01655-0002
Phone: (774) 441-6468
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 119 Belmont St, Worcester, MA 01605-2903 — (774) 441-6468

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 250929 (MA)

Record details

NPI number1497987028
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedAugust 15, 2009
Last updated in NPPESJanuary 31, 2025
Certification dateJanuary 31, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Worcester