DOSIK HEMATOLOGY AND ONCOLOGY, P.C.
NPI 1851647580
Internal Medicine - Hematology & Oncology in Brooklyn, NY

NPI Status: Active since July 31, 2012

Contact Information

500 4TH AVE
STE 1
BROOKLYN, NY
ZIP 11215
Phone: (718) 208-1820
Fax: (718) 780-7337

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  • Organization
  • Internal Medicine
  • Hematology & Oncology
  • CLIA Number: 33D2054712
  • CLIA Cert. Type: Independent
  • CLIA Exp. Date: 03-26-2027

About DOSIK HEMATOLOGY AND ONCOLOGY, P.C.

This page provides the complete NPI Profile along with additional information for Dosik Hematology And Oncology, P.c., an internist established in Brooklyn, New York operating as a Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1851647580 assigned on July 2012. The practitioner's primary taxonomy code is 207RH0003X with license number 187815 (NY). The provider is registered as an organization and their NPI record was last updated 5 years ago. Dosik Hematology And Oncology, P.c. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is David Dosik Md (President)

NPI
1851647580
Provider Name
DOSIK HEMATOLOGY AND ONCOLOGY, P.C.
Entity Type
Organization
Location Address
500 4TH AVE STE 1 BROOKLYN, NY 11215
Location Phone
(718) 208-1820
Location Fax
(718) 780-7337
Mailing Address
500 4TH AVE STE 1 BROOKLYN, NY 11215
Mailing Phone
(718) 208-1820
Mailing Fax
(718) 780-7337
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-31-2012
Last Update Date
09-28-2021
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An internist like Dosik Hematology And Oncology, P.c. 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.
187815
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.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DAVID DOSIK MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(718) 208-1820

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
33D2054712
Facility Type
Independent
Certificate Effective Date
February 15, 2020
Certificate Expiration Date
March 26, 2027
Laboratory Director
DR. ALEJANDRO R. ZURETTI
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Dosik Hematology And Oncology, P.c. after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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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 1851647580, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
0
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 5 → 10 → 1 6 → 12 → 3 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 2 + 4 + 1 + 4 + 5 + 1 + 6 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1851647580.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Acupuncturist
500 4TH AVE, #8J
BROOKLYN, NY 11215
Pharmacy
500 4TH AVE
BROOKLYN, NY 11215
Pharmacy (Long Term Care Pharmacy)
500 4TH AVE
BROOKLYN, NY 11215

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851647580, enumerated as an "organization" on July 31, 2012.

The provider is located at 500 4TH AVE STE 1 BROOKLYN, NY 11215 and the phone number is (718) 208-1820.

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