ELANA ESTHER CHASSER LCSW
NPI 1003806985
Counselor - Mental Health in Rockville Centre, NY
NPI Status: Active since October 24, 2005
Contact Information
100 N VILLAGE AVE
ROCKVILLE CENTRE, NY
ZIP 11570
Phone: (516) 489-2652
- Individual
- Female
- Years of Experience 33
- Counselor
- Mental Health
- May Accept Medicare Approved Payment
- Opted-Out Medicare
About ELANA CHASSER
This page provides the complete NPI Profile along with additional information for Elana Chasser, a provider established in Rockville Centre, New York with a medical specialization in Counselor, focusing in mental health and more than 33 years of experience. The healthcare provider is registered in the NPI registry with number 1003806985 assigned on October 2005. The practitioner's primary taxonomy code is 101YM0800X with license number R048257-1 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1003806985
- Provider Name
- ELANA ESTHER CHASSER LCSW
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 100 N VILLAGE AVE ROCKVILLE CENTRE, NY 11570
- Location Phone
- (516) 489-2652
- Mailing Address
- 380 MAPLE ST WEST HEMPSTEAD, NY 11552
- Mailing Phone
- (516) 489-2652
- Medical School Name
- OTHER
- Graduation Year
- 1993
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-24-2005
- Last Update Date
- 05-19-2025
- Code Navigator
A mental health counselor like Elana Chasser provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.
The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Elana Chasser opted out of Medicare effective on 04-28-2025 until 04-28-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.
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
Counselor Mental Health
- Taxonomy Code
- 101YM0800X
- Type
- Behavioral Health & Social Service Providers
- License No.
- R048257-1
- License State
- NY
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) |
|---|---|---|---|---|
| 1 | 1041C0700X | Behavioral Health & Social Service Providers | Social Worker |
Medicare Participation & PECOS Enrollment Status
Elana Chasser 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.
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.
Opted-Out of Medicare? Yes
Opt-Out Effective Date: 04-28-2025
Opt-Out End Date: 04-28-2027
Eligible to Order and Refer? No
PECOS PAC ID: 4284612060
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: I20040708001214
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.
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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 1003806985, 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 55 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CTR, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
ROCKVILLE CENTRE, NY 11570
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1003806985, enumerated as an "individual" on October 24, 2005.
The provider is located at 100 N VILLAGE AVE ROCKVILLE CENTRE, NY 11570 and the phone number is (516) 489-2652.
Counselor with taxonomy code 101YM0800X and a focus in Mental Health.
