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JOEL B LOEWENSTEIN MD
NPI 1174501795
Internal Medicine - Gastroenterology in Long Beach, NY

Active since January 04, 2006PECOS EnrolledAccepts Medicare Assignment
630 EAST PARK AVE, LONG BEACH, NY 11561(516) 432-2900(516) 432-2904 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Joel B Loewenstein Md NPPES

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

JOEL B LOEWENSTEIN MD (NPI 1174501795) is an individual gastroenterology provider in Long Beach, New York, licensed in New York (119507) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1971).

NPPES Registry Identity

NPI1174501795
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOEL B LOEWENSTEINCredential: MD
Location Address630 EAST PARK AVELong Beach, NY 11561
Mailing Address630 East Park AveLong Beach, NY 11561 · (516) 432-2900 · Fax (516) 432-2904
Phone(516) 432-2900
Fax(516) 432-2904
Sole ProprietorNo
Medical School CMSOtherGraduated 1971
Enumeration DateJanuary 4, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1174501795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in NY · 119507
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
630 EAST PARK AVE, Long Beach, NY 11561
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Other Identifiers 4

Other0056963Aetna
OtherA5432Oxford
Medicaid00258388NY
Other694621Bcbs

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Joel B Loewenstein Md 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 ID9830378686
PECOS Enrollment IDI20110125001056
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Joel Loewenstein reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mount Sinai School Of Medicine
3.3 mi
Body Imaging
1 HEALTHY WAY
Oceanside, NY 11572
  • Reassigned Medicare billing, New York enrollment
  • 302 clinicians in this Medicare group
NPI 1396212536 (516) 632-3921
Vantage Medical Associates PC
5.7 mi
Multi-Specialty
1612 CENTRAL AVE
Far Rockaway, NY 11691
  • Reassigned Medicare billing, New York enrollment
  • 125 clinicians in this Medicare group
NPI 1538642996 (718) 970-8700
North Shore Medical Group Of The Mount Sinai School Of Medicine
9.1 mi
Internal Medicine
2020 WANTAGH AVE
Wantagh, NY 11793
  • Reassigned Medicare billing, New York enrollment
  • 572 clinicians in this Medicare group
NPI 1992417323 (516) 961-4545
Champlain Valley Physicians Hospital Medical Center
284 mi
General Acute Care Hospital
75 BEEKMAN ST
Plattsburgh, NY 12901
  • Reassigned Medicare billing, New York enrollment
  • 675 clinicians in this Medicare group
NPI 1033270699 (518) 561-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
135 services77 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
125 services95 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
34 services34 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
21 services21 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11561 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

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 Joel Loewenstein's NPI number?

The NPI number for Joel Loewenstein is 1174501795. It was assigned to this individual provider in the NPPES registry on January 4, 2006.

Where is Joel Loewenstein located?

Joel Loewenstein practices at 630 East Park Ave, Long Beach, NY 11561. The listed phone number is (516) 432-2900.

What is Joel Loewenstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Joel Loewenstein enrolled in Medicare?

Yes. Joel Loewenstein 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.

Which organizations bill Medicare for Joel Loewenstein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joel Loewenstein reassigns Medicare benefits to 4 organizations: Mount Sinai School Of Medicine (Oceanside, NY), Vantage Medical Associates PC (Far Rockaway, NY), North Shore Medical Group Of The Mount Sinai School Of Medicine (Wantagh, NY) and Champlain Valley Physicians Hospital Medical Center (Plattsburgh, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joel Loewenstein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joel Loewenstein was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.