DAVID KALKSTEIN MD PC
NPI 1861721854
Clinic/Center - Mental Health (Including Community Mental Health Center) in Bala Cynwyd, PA

NPI Status: Active since December 22, 2009

Contact Information

555 E CITY AVE
STE 210
BALA CYNWYD, PA
ZIP 19004
Phone: (610) 660-8338
Fax: (610) 660-8339

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  • Organization
  • Clinic/Center
  • Mental Health (Including Community Menta...

About DAVID KALKSTEIN MD PC

This page provides the complete NPI Profile along with additional information for David Kalkstein Md Pc, a provider established in Bala Cynwyd, Pennsylvania operating as a Clinic/center, focusing in mental health (including community mental health center) . The healthcare provider is registered in the NPI registry with number 1861721854 assigned on December 2009. The practitioner's primary taxonomy code is 261QM0801X with license number MD023723E (PA). The provider is registered as an organization and their NPI record was last updated 16 years ago. The authorized official of this NPI record is Dr. David Kalkstein Md (President)

NPI
1861721854
Provider Name
DAVID KALKSTEIN MD PC
Entity Type
Organization
Location Address
555 E CITY AVE STE 210 BALA CYNWYD, PA 19004
Location Phone
(610) 660-8338
Location Fax
(610) 660-8339
Mailing Address
555 E CITY AVE STE 210 BALA CYNWYD, PA 19004
Mailing Phone
(610) 660-8338
Mailing Fax
(610) 660-8339
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-22-2009
Last Update Date
12-22-2009
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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

Clinic/Center Mental Health (Including Community Mental Health Center)

Taxonomy Code
261QM0801X
Type
Ambulatory Health Care Facilities
License No.
MD023723E
License State
PA

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. DAVID KALKSTEIN MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(302) 478-7981

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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 1861721854, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
4
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 6 → 12 → 3 7 → 14 → 5 1 → 2 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 + 1 + 2 + 1 + 1 + 4 + 2 + 2 + 8 + 1 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1861721854.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
555 E CITY AVE, STE 210
BALA CYNWYD, PA 19004
Psychiatry & Neurology (Psychiatry)
555 E CITY AVE, 520
BALA CYNWYD, PA 19004
Plastic Surgery
555 E CITY AVE, SUITE 1170
BALA CYNWYD, PA 19004
Registered Nurse (Psychiatric/Mental Health)
555 E CITY AVE, SUITE 210
BALA CYNWYD, PA 19004
Clinic/Center (Ophthalmologic Surgery)
555 E CITY AVE, STE 1010
BALA CYNWYD, PA 19004
Clinic/Center (Mental Health (Including Community Mental Health Center))
555 E CITY AVE, STE 210
BALA CYNWYD, PA 19004
Dentist
555 E CITY AVE
BALA CYNWYD, PA 19004
Dentist (General Practice)
555 E CITY AVE, SUITE 610
BALA CYNWYD, PA 19004
Orthopaedic Surgery
555 E CITY AVE, SUITE 1020
BALA CYNWYD, PA 19004
Orthopaedic Surgery
555 E CITY AVE, SUITE 1020
BALA CYNWYD, PA 19004
Clinic/Center (Ophthalmologic Surgery)
555 E CITY AVE, SUITE 1010
BALA CYNWYD, PA 19004

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861721854, enumerated as an "organization" on December 22, 2009.

The provider is located at 555 E CITY AVE STE 210 BALA CYNWYD, PA 19004 and the phone number is (610) 660-8338.

Clinic/Center with taxonomy code 261QM0801X and a focus in Mental Health (Including Community Mental Health Center).