DR. AARON KOENIG M.D.
NPI 1629384995
Psychiatry & Neurology - Geriatric Psychiatry in Wellesley, MA

NPI Status: Active since August 25, 2010

Contact Information

178 OAKLAND ST
WELLESLEY, MA
ZIP 02481
Phone: (301) 356-4114

Get Directions Write a Review

  • Individual
  • Male
  • Psychiatry & Neurology
  • Geriatric Psychiatry

About AARON KOENIG

This page provides the complete NPI Profile along with additional information for Aaron Koenig, a provider established in Wellesley, Massachusetts with a medical specialization in Psychiatry & Neurology, focusing in geriatric psychiatry . The healthcare provider is registered in the NPI registry with number 1629384995 assigned on August 2010. The practitioner's primary taxonomy code is 2084P0805X with license number 263578 (MA). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI
1629384995
Provider Name
DR. AARON KOENIG M.D.
Gender
Male
Entity Type
Individual
Location Address
178 OAKLAND ST WELLESLEY, MA 02481
Location Phone
(301) 356-4114
Mailing Address
178 OAKLAND ST # 149-2691 WELLESLEY, MA 02481
Mailing Phone
(301) 356-4114
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
08-25-2010
Last Update Date
06-08-2020
Code Navigator

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

Psychiatry & Neurology Geriatric Psychiatry

Taxonomy Code
2084P0805X
Type
Allopathic & Osteopathic Physicians
License No.
263578
License State
MA
Taxonomy Description
Geriatric Psychiatry is a subspecialty with psychiatric expertise in prevention, evaluation, diagnosis and treatment of mental and emotional disorders in the elderly, and improvement of psychiatric care for healthy and ill elderly patients.

Reviews for DR. AARON KOENIG M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1629384995, we treat the final digit (5) 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 85. The final step is to find the difference between that total and the next multiple of ten (90 - 85 = 5).

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
3
Doubled → 6
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
5
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 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 6 + 8 + 8 + 9 + 1 + 8 + 24 = 85

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

The next multiple of ten after 85 is 90. The difference is the calculated check digit.

90 - 85 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1629384995.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629384995, enumerated as an "individual" on August 25, 2010.

The provider is located at 178 OAKLAND ST WELLESLEY, MA 02481 and the phone number is (301) 356-4114.

Psychiatry & Neurology with taxonomy code 2084P0805X and a focus in Geriatric Psychiatry.