DR. DANIEL MEIR KOENIGSBERG MD
NPI 1629117171
Psychiatry & Neurology - Child & Adolescent Psychiatry in New Haven, CT

NPI Status: Active since February 05, 2007

Contact Information

1450 CHAPEL ST
NEW HAVEN, CT
ZIP 06511
Phone: (203) 789-4246
Fax: (203) 867-5515

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Child & Adolescent Psychiatry

About DANIEL KOENIGSBERG

This page provides the complete NPI Profile along with additional information for Daniel Koenigsberg, a provider established in New Haven, Connecticut with a medical specialization in Psychiatry & Neurology, focusing in child & adolescent psychiatry . The healthcare provider is registered in the NPI registry with number 1629117171 assigned on February 2007. The practitioner's primary taxonomy code is 2084P0804X with license number 15404 (CT). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1629117171
Provider Name
DR. DANIEL MEIR KOENIGSBERG MD
Gender
Male
Entity Type
Individual
Location Address
1450 CHAPEL ST NEW HAVEN, CT 06511
Location Phone
(203) 789-4246
Location Fax
(203) 867-5515
Mailing Address
PO BOX 4097 WOODBRIDGE, CT 06525
Mailing Phone
(203) 789-4246
Mailing Fax
(203) 867-5515
Is Sole Proprietor?
No
Enumeration Date
02-05-2007
Last Update Date
09-11-2025
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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

Psychiatry & Neurology Child & Adolescent Psychiatry

Taxonomy Code
2084P0804X
Type
Allopathic & Osteopathic Physicians
License No.
15404
License State
CT
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.

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)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

15404 (CT)

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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 1629117171, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 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 2 → 4 1 → 2 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 2 + 1 + 1 + 4 + 1 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1629117171.

Other Providers at the Same Location


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

Internal Medicine
1450 CHAPEL ST, HAELEN CENTER
NEW HAVEN, CT 06511
Pharmacist
1450 CHAPEL ST, PHARMACY DEPT., HOSPITAL OF ST. RAPHAEL
NEW HAVEN, CT 06511
Physician Assistant
1450 CHAPEL ST, ST RAPHAEL'S OCCUPATIONAL HEALTH PLUS
NEW HAVEN, CT 06511
Radiology (Diagnostic Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Radiology (Diagnostic Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Nuclear Medicine
1450 CHAPEL ST
NEW HAVEN, CT 06511
Nuclear Medicine
1450 CHAPEL ST
NEW HAVEN, CT 06511
Radiology (Diagnostic Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Radiology (Vascular & Interventional Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Radiology (Vascular & Interventional Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Internal Medicine (Medical Oncology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Radiology (Diagnostic Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Clinic/Center (Radiology)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Dentist (General Practice)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Nurse Practitioner (Acute Care)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Internal Medicine
1450 CHAPEL ST
NEW HAVEN, CT 06511
Internal Medicine
1450 CHAPEL ST
NEW HAVEN, CT 06511
Physician Assistant
1450 CHAPEL ST, FAMILY HEALTH CENTER PEDIATRIC CLINIC
NEW HAVEN, CT 06511
Nurse Practitioner (Family)
1450 CHAPEL ST
NEW HAVEN, CT 06511
Oral & Maxillofacial Surgery
1450 CHAPEL ST, MOB-2
NEW HAVEN, CT 06511

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629117171, enumerated as an "individual" on February 05, 2007.

The provider is located at 1450 CHAPEL ST NEW HAVEN, CT 06511 and the phone number is (203) 789-4246.

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