DR. HAL GERSTEIN MD
NPI 1790874121
Internal Medicine - Hematology & Oncology in Great Neck, NY

NPI Status: Active since October 12, 2006

Contact Information

225 COMMUNITY DR
SUITE 160
GREAT NECK, NY
ZIP 11021
Phone: (516) 482-4790
Fax: (516) 773-3708

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  • Individual
  • Male
  • Years of Experience 48
  • Internal Medicine
  • Hematology & Oncology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About HAL GERSTEIN

This page provides the complete NPI Profile along with additional information for Hal Gerstein, an internist established in Great Neck, New York with a medical specialization in Internal Medicine, focusing in hematology & oncology and more than 48 years of experience. He graduated from Albany Medical College Of Union University in 1978. The healthcare provider is registered in the NPI registry with number 1790874121 assigned on October 2006. The practitioner's primary taxonomy code is 207RH0003X with license number 138753 (NY). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1790874121
Provider Name
DR. HAL GERSTEIN MD
Gender
Male
Entity Type
Individual
Location Address
225 COMMUNITY DR SUITE 160 GREAT NECK, NY 11021
Location Phone
(516) 482-4790
Location Fax
(516) 773-3708
Mailing Address
225 COMMUNITY DR SUITE 160 GREAT NECK, NY 11021
Mailing Phone
(516) 482-4790
Mailing Fax
(516) 773-3708
Medical School Name
ALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduation Year
1978
Is Sole Proprietor?
Yes
Enumeration Date
10-12-2006
Last Update Date
11-15-2010
Code Navigator

An internist like Hal Gerstein is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License No.
138753
License State
NY
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207RX0202XAllopathic & Osteopathic Physicians

Internal Medicine
Medical Oncology

138753 (NY)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
378541160NYOTHER (01)NY1199
4383314OTHER (01)NYAETNA-US HEALTH
20D811MEDICARE ID-TYPE UNSPECIFIED (04) 
00000295304 03OTHER (01)NYUNITED
7200006OTHER (01)NYGHI
HG020D8120OTHER (01)NYBLUE CROSS
AP017OTHER (01)NYOXFORD HEALTH PLANS
B10923MEDICARE UPIN (02) 

Medicare Participation & PECOS Enrollment Status

Hal Gerstein is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Hal Gerstein is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 9335203363

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20090205000381

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Administration of chemotherapy into vein, 1 hour or less

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

This service was performed 122 times for 11 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

This service was performed 91 times for 31 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 33 times for 11 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 140 times for 26 patients

Established patient office or other outpatient visit, 40-54 minutes

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.

This service was performed 350 times for 67 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

This service was performed 52 times for 11 patients

Injection of drug or substance under skin or into muscle

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

This service was performed 130 times for 13 patients

Insertion of needle into vein for collection of blood sample

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.

This service was performed 134 times for 57 patients

New patient office or other outpatient visit, 60-74 minutes

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.

This service was performed 19 times for 19 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $50.88 for a new patient copayment and $29.4 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 11021 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $203.53
  • Minimum New Patient Price $67.4
  • Maximum New Patient Price $203.53
  • Average New Patient Copayment $50.88
  • Minimum New Patient Copayment $16.85
  • Maximum New Patient Copayment $50.88

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $117.62
  • Minimum Established Patient Price $21.66
  • Maximum Established Patient Price $164.45
  • Average Established Patient Copayment $29.4
  • Minimum Established Patient Copayment $5.41
  • Maximum Established Patient Copayment $41.11

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for DR. HAL GERSTEIN MD

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1790874121, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
0
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
1
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 8 → 16 → 7 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 1 + 8 + 0 + 1 + 6 + 7 + 8 + 1 + 4 + 24 = 69

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1790874121.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

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225 COMMUNITY DR
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Internal Medicine (Cardiovascular Disease)
225 COMMUNITY DR
GREAT NECK, NY 11021
Legal Medicine
225 COMMUNITY DR
GREAT NECK, NY 11021
Pediatrics
225 COMMUNITY DR, SUITE 105
GREAT NECK, NY 11021
Pediatrics
225 COMMUNITY DR, SUITE 105
GREAT NECK, NY 11021
Pediatrics
225 COMMUNITY DR, SUITE 105
GREAT NECK, NY 11021
Pediatrics
225 COMMUNITY DR, SUITE 105
GREAT NECK, NY 11021
Specialist
225 COMMUNITY DR, SUITE 130
GREAT NECK, NY 11021
Nurse Practitioner (Family)
225 COMMUNITY DR, SOUTH ENTRANCE
GREAT NECK, NY 11021
Thoracic Surgery (Cardiothoracic Vascular Surgery)
225 COMMUNITY DR, SUITE 110
GREAT NECK, NY 11021
Thoracic Surgery (Cardiothoracic Vascular Surgery)
225 COMMUNITY DR, DIVISION OF THORACIC SURGERY - SUITE 110
GREAT NECK, NY 11021
Thoracic Surgery (Cardiothoracic Vascular Surgery)
225 COMMUNITY DR, DIVISION OF THORACIC SURGERY - SUITE 110
GREAT NECK, NY 11021
Pharmacist
225 COMMUNITY DR, SUITE 100
GREAT NECK, NY 11021
Pharmacy
225 COMMUNITY DR, STE 100
GREAT NECK, NY 11021
Thoracic Surgery (Cardiothoracic Vascular Surgery)
225 COMMUNITY DR, SUITE 110
GREAT NECK, NY 11021
Nurse Practitioner (Family)
225 COMMUNITY DR, SOUTH ENTERANCE
GREAT NECK, NY 11021
Nurse Practitioner (Adult Health)
225 COMMUNITY DR, #110
GREAT NECK, NY 11021
Genetic Counselor, MS
225 COMMUNITY DR
GREAT NECK, NY 11021
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
225 COMMUNITY DR, SUITE 130
GREAT NECK, NY 11021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1790874121, enumerated as an "individual" on October 12, 2006.

The provider is located at 225 COMMUNITY DR SUITE 160 GREAT NECK, NY 11021 and the phone number is (516) 482-4790.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

The provider might be accepting Accepts: Medicare, Medicaid, Aetna, Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.