ALEXANDER SHIFRIN MEDICAL PC
NPI 1104041391
Specialist in Brooklyn, NY

NPI Status: Active since April 15, 2007

Contact Information

9920 4TH AVE
SIUTE #205
BROOKLYN, NY
ZIP 11209
Phone: (718) 238-4707
Fax: (718) 238-4706

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  • Organization
  • Specialist
  • CLIA Number: 33D1042766
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 03-09-2027

About ALEXANDER SHIFRIN MEDICAL PC

This page provides the complete NPI Profile along with additional information for Alexander Shifrin Medical Pc, a provider established in Brooklyn, New York operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1104041391 assigned on April 2007. The practitioner's primary taxonomy code is 174400000X with license number 203551 (NY). The provider is registered as an organization and their NPI record was last updated 6 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Alexander Shifrin Md (President)

NPI
1104041391
Provider Name
ALEXANDER SHIFRIN MEDICAL PC
Entity Type
Organization
Location Address
9920 4TH AVE SIUTE #205 BROOKLYN, NY 11209
Location Phone
(718) 238-4707
Location Fax
(718) 238-4706
Mailing Address
9920 4TH AVE SIUTE #205 BROOKLYN, NY 11209
Mailing Phone
(718) 238-4707
Mailing Fax
(718) 238-4706
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-15-2007
Last Update Date
08-22-2020
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
203551
License State
NY
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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.

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

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

DR. ALEXANDER SHIFRIN MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(212) 534-4707

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
01708429MEDICAID (05)NY 

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
33D1042766
Facility Type
Physician Office
Certificate Effective Date
March 10, 2025
Certificate Expiration Date
March 09, 2027
Laboratory Director
DR. ALEXANDER I. SHIFRIN
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Alexander Shifrin Medical Pc 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 1104041391, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 0 → 0 0 → 0 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 0 + 4 + 2 + 3 + 1 + 8 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1104041391.

Other Providers at the Same Location


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

Radiology (Diagnostic Radiology)
9920 4TH AVE
BROOKLYN, NY 11209
Internal Medicine (Hematology & Oncology)
9920 4TH AVE
BROOKLYN, NY 11209
Internal Medicine
9920 4TH AVE, SUITE 206
BROOKLYN, NY 11209
Obstetrics & Gynecology
9920 4TH AVE, SUITE 205
BROOKLYN, NY 11209
Internal Medicine
9920 4TH AVE, SUITE 201
BROOKLYN, NY 11209
Internal Medicine (Pulmonary Disease)
9920 4TH AVE, SUITE 109
BROOKLYN, NY 11209
Chiropractor
9920 4TH AVE, SUITE 313
BROOKLYN, NY 11209
Ophthalmology
9920 4TH AVE, SUITE #209
BROOKLYN, NY 11209
Dentist
9920 4TH AVE
BROOKLYN, NY 11209
Physical Therapist
9920 4TH AVE, SUITE 102
BROOKLYN, NY 11209
Radiology (Diagnostic Radiology)
9920 4TH AVE, SUITE 209
BROOKLYN, NY 11209
Internal Medicine (Pulmonary Disease)
9920 4TH AVE, SUITE 308
BROOKLYN, NY 11209
Internal Medicine
9920 4TH AVE, SUITE206
BROOKLYN, NY 11209
Nuclear Medicine
9920 4TH AVE
BROOKLYN, NY 11209
Psychiatry & Neurology (Psychiatry)
9920 4TH AVE, SUITE 312
BROOKLYN, NY 11209
Physical Therapy Assistant
9920 4TH AVE
BROOKLYN, NY 11209
Physical Therapist
9920 4TH AVE
BROOKLYN, NY 11209
Surgery
9920 4TH AVE, SUITE 210
BROOKLYN, NY 11209
Surgery
9920 4TH AVE, SUITE 210, NARROWS MEDICAL BUILDING
BROOKLYN, NY 11209
Physical Medicine & Rehabilitation
9920 4TH AVE, SUITE 103
BROOKLYN, NY 11209

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104041391, enumerated as an "organization" on April 15, 2007.

The provider is located at 9920 4TH AVE SIUTE #205 BROOKLYN, NY 11209 and the phone number is (718) 238-4707.

Specialist with taxonomy code 174400000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.