AMARDEEP SINGH CHHARAN
NPI 1205452299
Psychiatry & Neurology - Addiction Psychiatry in Apple Valley, CA

NPI Status: Active since June 25, 2020

Contact Information

18818 OUTER HWY 18
APPLE VALLEY, CA
ZIP 92307
Phone: (909) 388-0900

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  • Individual
  • Male
  • Years of Experience 2
  • Psychiatry & Neurology
  • Addiction Psychiatry
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About AMARDEEP CHHARAN

This page provides the complete NPI Profile along with additional information for Amardeep Chharan, a provider established in Apple Valley, California with a medical specialization in Psychiatry & Neurology, focusing in addiction psychiatry and more than 2 years of experience. He graduated from Touro Un Col Of Osteopathic Medicine, Henderson in 2024. The healthcare provider is registered in the NPI registry with number 1205452299 assigned on June 2020. The practitioner's primary taxonomy code is 2084P0802X with license number 20A21045 (CA). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1205452299
Provider Name
AMARDEEP SINGH CHHARAN
Gender
Male
Entity Type
Individual
Location Address
18818 OUTER HWY 18 APPLE VALLEY, CA 92307
Location Phone
(909) 388-0900
Mailing Address
18818 OUTER HWY 18 APPLE VALLEY, CA 92307
Mailing Phone
(909) 388-0900
Medical School Name
TOURO UN COL OF OSTEOPATHIC MEDICINE, HENDERSON
Graduation Year
2024
Is Sole Proprietor?
No
Enumeration Date
06-25-2020
Last Update Date
03-25-2026
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Location Map

Secondary Locations

  • 125 W F St
    Ontario, CA 91762
    (909) 986-4550
  • 176 Palisade Ave
    Jersey City, NJ 07306
    (201) 795-8200

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 Addiction Psychiatry

Taxonomy Code
2084P0802X
Type
Allopathic & Osteopathic Physicians
License No.
20A21045
License State
CA
Taxonomy Description
Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.

Medicare Participation & PECOS Enrollment Status

Amardeep Chharan 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.

Amardeep Chharan 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

  • PECOS PAC ID: 3870087836

    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: I20251209000223

    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): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Reviews for AMARDEEP SINGH CHHARAN

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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 1205452299, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
2
Unchanged
Pos 3
0
Doubled → 0
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 0 → 0 4 → 8 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 8 + 5 + 4 + 2 + 1 + 8 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1205452299.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Social Worker (Clinical)
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Case Manager/Care Coordinator
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Counselor (Professional)
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Community Health Worker
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Rehabilitation Practitioner
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Rehabilitation Practitioner
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Rehabilitation Practitioner
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Marriage & Family Therapist
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Marriage & Family Therapist
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Student in an Organized Health Care Education/Training Program
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Marriage & Family Therapist
18818 OUTER HWY 18
APPLE VALLEY, CA 92307
Social Worker
18818 OUTER HWY 18
APPLE VALLEY, CA 92307

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205452299, enumerated as an "individual" on June 25, 2020.

The provider is located at 18818 OUTER HWY 18 APPLE VALLEY, CA 92307 and the phone number is (909) 388-0900.

Psychiatry & Neurology with taxonomy code 2084P0802X and a focus in Addiction Psychiatry.