DR. CHRISTOPHER STEPHEN CSELENYI M.D., PH.D.
NPI 1821380353
Psychiatry & Neurology - Child & Adolescent Psychiatry in New York, NY

NPI Status: Active since May 02, 2011

Contact Information

412 6TH AVE
ST 603
NEW YORK, NY
ZIP 10011
Phone: (646) 774-6743

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Child & Adolescent Psychiatry
  • PECOS Enrolled
  • Opted-Out Medicare

About CHRISTOPHER CSELENYI

This page provides the complete NPI Profile along with additional information for Christopher Cselenyi, a provider established in New York, New York with a medical specialization in Psychiatry & Neurology, focusing in child & adolescent psychiatry . The healthcare provider is registered in the NPI registry with number 1821380353 assigned on May 2011. The practitioner's primary taxonomy code is 2084P0804X with license number 266659 (NY). The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1821380353
Provider Name
DR. CHRISTOPHER STEPHEN CSELENYI M.D., PH.D.
Gender
Male
Entity Type
Individual
Location Address
412 6TH AVE ST 603 NEW YORK, NY 10011
Location Phone
(646) 774-6743
Mailing Address
412 6TH AVE ST 603 NEW YORK, NY 10011
Mailing Phone
(646) 774-6743
Is Sole Proprietor?
Yes
Enumeration Date
05-02-2011
Last Update Date
03-17-2018
Code Navigator



The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Christopher Cselenyi opted out of Medicare effective on 04-20-2019 until 04-20-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare but is permitted to order and refer services to other healthcare providers.

Location Map

Secondary Locations

  • 307 Village At Vanderbilt
    Nashville, TN 37212
    (615) 321-0236

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

Psychiatry & Neurology Child & Adolescent Psychiatry

Taxonomy Code
2084P0804X
Type
Allopathic & Osteopathic Physicians
License No.
266659
License State
NY
Taxonomy Description
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Medicare Participation & PECOS Enrollment Status

Christopher Cselenyi 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

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 04-20-2019

  • Opt-Out End Date: 04-20-2027

  • Eligible to Order and Refer? Yes

  • 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

Reviews for DR. CHRISTOPHER STEPHEN CSELENYI M.D., PH.D.

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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 1821380353, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 6 + 8 + 0 + 3 + 1 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1821380353.

Other Providers at the Same Location


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

Psychologist (Counseling)
412 6TH AVE, STE 612
NEW YORK, NY 10011
Social Worker (Clinical)
412 6TH AVE, SUITE 403-404
NEW YORK, NY 10011
Psychiatry & Neurology (Psychiatry)
412 6TH AVE, SUITE 710
NEW YORK, NY 10011
Psychologist (Clinical)
412 6TH AVE, 7TH FLOOR
NEW YORK, NY 10011
Speech-Language Pathologist
412 6TH AVE, #408-409
NEW YORK, NY 10011
Social Worker (Clinical)
412 6TH AVE, ROOM 604
NEW YORK, NY 10011
Social Worker (Clinical)
412 6TH AVE, SUITE 603
NEW YORK, NY 10011
Social Worker (Clinical)
412 6TH AVE, SUITE 603
NEW YORK, NY 10011
Psychologist (Clinical)
412 6TH AVE, #610
NEW YORK, NY 10011
Psychoanalyst
412 6TH AVE, SUITE 605
NEW YORK, NY 10011
Counselor (Mental Health)
412 6TH AVE, STE. 710
NEW YORK, NY 10011
Speech-Language Pathologist
412 6TH AVE, 502
NEW YORK, NY 10011
Speech-Language Pathologist
412 6TH AVE, SUITE 501
NEW YORK, NY 10011
Speech-Language Pathologist
412 6TH AVE, STE. 503
NEW YORK, NY 10011
Speech-Language Pathologist
412 6TH AVE, 5TH FLOOR
NEW YORK, NY 10011
Psychologist
412 6TH AVE, 710
NEW YORK, NY 10011
Psychologist (Clinical)
412 6TH AVE, SUITE 610
NEW YORK, NY 10011
Social Worker (Clinical)
412 6TH AVE, OFFICE 406
NEW YORK, NY 10011
Psychologist (Clinical)
412 6TH AVE, #709
NEW YORK, NY 10011
Health Maintenance Organization
412 6TH AVE, SUITE 406
NEW YORK, NY 10011

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821380353, enumerated as an "individual" on May 02, 2011.

The provider is located at 412 6TH AVE ST 603 NEW YORK, NY 10011 and the phone number is (646) 774-6743.

Psychiatry & Neurology with taxonomy code 2084P0804X and a focus in Child & Adolescent Psychiatry.