LEILA KANDAHARI LCSW
NPI 1720548738
Social Worker - Clinical in Fairfax, VA

NPI Status: Active since March 25, 2019

Contact Information

10520 JUDICIAL DR
FAIRFAX, VA
ZIP 22030
Phone: (703) 246-2100

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  • Individual
  • Female
  • Years of Experience 7
  • Social Worker
  • Clinical
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About LEILA KANDAHARI

This page provides the complete NPI Profile along with additional information for Leila Kandahari, a provider established in Fairfax, Virginia with a medical specialization in Social Worker, focusing in clinical and more than 7 years of experience. The healthcare provider is registered in the NPI registry with number 1720548738 assigned on March 2019. The practitioner's primary taxonomy code is 1041C0700X with license number 0904014402 (VA). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1720548738
Provider Name
LEILA KANDAHARI LCSW
Gender
Female
Entity Type
Individual
Location Address
10520 JUDICIAL DR FAIRFAX, VA 22030
Location Phone
(703) 246-2100
Mailing Address
10520 JUDICIAL DR FAIRFAX, VA 22030
Medical School Name
OTHER
Graduation Year
2019
Is Sole Proprietor?
No
Enumeration Date
03-25-2019
Last Update Date
04-14-2026
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A clinical social worker like Leila Kandahari is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

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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

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
0904014402
License State
VA
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

0710103335 
21041C0700XBehavioral Health & Social Service Providers

Social Worker
Clinical

30770 (MD)

Medicare Participation & PECOS Enrollment Status

Leila Kandahari is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

Leila Kandahari 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 and Durable Medical Equipment (DME).

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

  • PECOS PAC ID: 1658725460

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20250624003318

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Maybe

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • 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): No

  • Eligible to Order or Refer Power Mobility Devices: No

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 22030 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is NA

  • Average New Patient Price $0
  • Minimum New Patient Price $65.18
  • Maximum New Patient Price $194.86
  • Average New Patient Copayment $0
  • Minimum New Patient Copayment $16.29
  • Maximum New Patient Copayment $48.71

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $80.66
  • Minimum Established Patient Price $21.4
  • Maximum Established Patient Price $158.88
  • Average Established Patient Copayment $20.16
  • Minimum Established Patient Copayment $5.35
  • Maximum Established Patient Copayment $39.72

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for LEILA KANDAHARI LCSW

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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 1720548738, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 5 → 10 → 1 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 1 + 0 + 4 + 1 + 6 + 7 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1720548738.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Psychologist (Clinical)
10520 JUDICIAL DR, MENTAL HEALTH SERVICES
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR, FAIRFAX COUNTY ADC , FORENSIC/MENTAL HEALTH SECTION
FAIRFAX, VA 22030
Registered Nurse (Psychiatric/Mental Health, Adult)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Psychiatry & Neurology (Psychiatry)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Psychologist (Clinical)
10520 JUDICIAL DR, FORENSICS PROGRAM, FAIRFAX COUNTY ADULT DETENTION CENTE
FAIRFAX, VA 22030
Counselor (Professional)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Counselor
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Counselor (Professional)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Marriage & Family Therapist
10520 JUDICIAL DR
FAIRFAX, VA 22030
Psychiatry & Neurology (Psychiatry)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Counselor (Addiction (Substance Use Disorder))
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Counselor
10520 JUDICIAL DR
FAIRFAX, VA 22030
Social Worker (Clinical)
10520 JUDICIAL DR
FAIRFAX, VA 22030
Nurse Practitioner (Psychiatric/Mental Health)
10520 JUDICIAL DR
FAIRFAX, VA 22030

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720548738, enumerated as an "individual" on March 25, 2019.

The provider is located at 10520 JUDICIAL DR FAIRFAX, VA 22030 and the phone number is (703) 246-2100.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.