ARI HIRSHFELD
NPI 1881154268
Hospitalist in Ellsworth, ME

Active since March 22, 2019PECOS EnrolledAccepts Medicare Assignment
50 UNION ST, ELLSWORTH, ME 04605(207) 664-5311 Get Directions Write a Review

NPPES record last updated: May 19, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 19, 2023, Mar 22, 2019 (2 updates tracked since 2019).

About Ari Hirshfeld NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ARI HIRSHFELD (NPI 1881154268) is an individual hospitalist provider in Ellsworth, Maine, licensed in Maine (MD26639) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1881154268
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameARI HIRSHFELD
Location Address50 UNION STEllsworth, ME 04605-1534
Mailing Address37 Glenbrook RdMonsey, NY 10952-1309
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 22, 2019
Last NPPES UpdateMay 19, 20232 updates tracked since enumeration
NPPES CertifiedMay 19, 2023
NPI 1881154268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in ME · MD26639
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

50 UNION ST, Ellsworth, ME 04605

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ari Hirshfeld is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5395117832
PECOS Enrollment IDI20250410002124
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
112 services105 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hackensack University Medical Center

Acute Care Hospitals · Hackensack, NJ
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310001
Location30 Prospect AveHackensack, NJ 07601 · Bergen County
Emergency services Birthing friendly

Palisades Medical Center

Acute Care Hospitals · North Bergen, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310003
Location7600 River RdNorth Bergen, NJ 07047 · Hudson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04605 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.23 typical visit price
range $53.26 – $162.77
Typical copayment $30.80 (range $13.31 – $40.69)
Most-billed visit code 99204
Established Patient
$94.60 typical visit price
range $16.90 – $132.79
Typical copayment $23.65 (range $4.22 – $33.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
50 UNION ST, SUITE 2100
ELLSWORTH, ME 04605
Internal Medicine
50 UNION ST
ELLSWORTH, ME 04605
Internal Medicine
50 UNION ST
ELLSWORTH, ME 04605
Clinic/Center (Dental)
50 UNION ST
ELLSWORTH, ME 04605
Hospitalist
50 UNION ST
ELLSWORTH, ME 04605
Anesthesiology (Pain Medicine)
50 UNION ST
ELLSWORTH, ME 04605
Anesthesiology
50 UNION ST
ELLSWORTH, ME 04605
Emergency Medicine
50 UNION ST
ELLSWORTH, ME 04605

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ari Hirshfeld's NPI number?

The NPI number for Ari Hirshfeld is 1881154268. It was assigned to this individual provider in the NPPES registry on March 22, 2019.

Where is Ari Hirshfeld located?

Ari Hirshfeld practices at 50 Union St, Ellsworth, ME 04605. The listed phone number is (207) 664-5311.

What is Ari Hirshfeld's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Ari Hirshfeld enrolled in Medicare?

Yes. Ari Hirshfeld is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Ari Hirshfeld affiliated with any hospitals?

According to CMS data, Ari Hirshfeld is affiliated with Hackensack University Medical Center and Palisades Medical Center.

When was this NPI record last updated?

The NPPES record for Ari Hirshfeld was last updated on May 19, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.