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

Ari Hirshfeld

Individual provider Hospitalist Physician · NPI 1881154268

Ari Hirshfeld is an Internal Medicine in Ellsworth, Maine. Qualified in 2019, 7 years ago. Practices with Plover Inpatient Services LLC, a 153-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
7
Licensed in
ME
In the registry since
2019

Practice location Address checks out

50 Union St
Ellsworth, ME 04605-1534
Phone: (207) 664-5311
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD26639 (ME)

Record details

NPI number1881154268
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 22, 2019
Last updated in NPPESMay 19, 2023
Certification dateMay 19, 2023
Mailing address37 Glenbrook Rd, Monsey, NY 10952-1309

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Plover Inpatient Services Llc — 153 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Ellsworth