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DR. BERNARD JAY NASH M.D.
NPI 1831196187
Internal Medicine in West Islip, NY

Active since July 01, 2005PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
500 MONTAUK HWY, STE S, WEST ISLIP, NY 11795(631) 587-7733(631) 587-7798 Get Directions Write a Review

NPPES record last updated: March 15, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Bernard Jay Nash M.d. NPPES

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

DR. BERNARD JAY NASH M.D. (NPI 1831196187) is an individual internal medicine provider in West Islip, New York, licensed in New York (145915) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of Georgetown University School Of Medicine (1975).

NPPES Registry Identity

NPI1831196187
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. BERNARD JAY NASHCredential: M.D.
Location Address500 MONTAUK HWY, STE SWest Islip, NY 11795-4420
Mailing Address500 Montauk Hwy, Ste SWest Islip, NY 11795-4420 · (631) 587-7733 · Fax (631) 587-7798
Phone(631) 587-7733
Fax(631) 587-7798
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1975
Enumeration DateJuly 1, 2005
Last NPPES UpdateMarch 15, 2013
✔ NPI 1831196187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 145915
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
500 MONTAUK HWY, West Islip, NY 11795
Open in Google Maps ↗

Other Identifiers 3

Medicare ID-Type Unspecified60A371
Medicaid00821590NY
Medicare UPINB73257

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

Dr. Bernard Jay Nash M.d. 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 ID9537209879
PECOS Enrollment IDI20091218000093
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 9

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 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.
231 services147 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
201 services123 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
66 services66 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.
60 services43 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
50 services50 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.
33 services33 patients

Hospital Affiliations CMS Care Compare

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

North Shore University Hospital

Acute Care Hospitals · Manhasset, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330106
Location300 Community DriveManhasset, NY 11030 · Nassau County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11795 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers16 claims29 services$5.94 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

ROBERT SIDNEY SCHWARTZ M.D., PLLC
Obstetrics & Gynecology (Gynecologic Oncology)
500 MONTAUK HWY, SUITE W
WEST ISLIP, NY 11795
Suffolk County (631) 661-5511
MICHAELA LYNN LOMELO
Physician Assistant
500 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 422-9100
PAUL M.GRAPPELL,M.D.,JAMES T.WALKER,M.D.,P.C.
Specialist
500 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 422-4474
SUFFOLK INTERNAL MEDICINE ASSOC
Internal Medicine (Infectious Disease)
500 MONTAUK HWY, SUITE S
WEST ISLIP, NY 11795
Suffolk County (631) 587-7733
DR. MATTHEW LEON WOOLLEY MD
Specialist
500 MONTAUK HWY, SUITE U
WEST ISLIP, NY 11795
Suffolk County (631) 321-0606
DEBRA CIVITANO FNP
Nurse Practitioner (Family)
500 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 314-4456
KRISHNAIYER SUBRAMANI MD
Internal Medicine (Gastroenterology)
500 MONTAUK HWY, SUITE B
WEST ISLIP, NY 11795
Suffolk County (631) 422-4343
DR. REBECO CHAN YU MD
Specialist
500 MONTAUK HWY, SUITE U
WEST ISLIP, NY 11795
Suffolk County (631) 321-0606

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 Bernard Nash's NPI number?

The NPI number for Bernard Nash is 1831196187. It was assigned to this individual provider in the NPPES registry on July 1, 2005.

Where is Bernard Nash located?

Bernard Nash practices at 500 Montauk Hwy Ste S, West Islip, NY 11795. The listed phone number is (631) 587-7733.

What is Bernard Nash's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Bernard Nash enrolled in Medicare?

Yes. Bernard Nash 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 Bernard Nash affiliated with any hospitals?

According to CMS data, Bernard Nash is affiliated with North Shore University Hospital.

When was this NPI record last updated?

The NPPES record for Bernard Nash was last updated on March 15, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.