MS. RACHEL CATHERINE SYKES
NPI 1083235089
Counselor - Mental Health in Boston, MA

NPI Status: Active since April 30, 2020

Contact Information

185 DEVONSHIRE ST STE 502
BOSTON, MA
ZIP 02110
Phone: (617) 804-6471
Fax: (617) 544-0389

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  • Individual
  • Female
  • Counselor
  • Mental Health
  • Opted-Out Medicare

About RACHEL SYKES

This page provides the complete NPI Profile along with additional information for Rachel Sykes, a provider established in Boston, Massachusetts with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1083235089 assigned on April 2020. The practitioner's primary taxonomy code is 101YM0800X with license number 13546 (MA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1083235089
Provider Name
MS. RACHEL CATHERINE SYKES
Gender
Female
Entity Type
Individual
Location Address
185 DEVONSHIRE ST STE 502 BOSTON, MA 02110
Location Phone
(617) 804-6471
Location Fax
(617) 544-0389
Mailing Address
185 DEVONSHIRE ST STE 502 BOSTON, MA 02110
Mailing Phone
(617) 804-6471
Mailing Fax
(617) 544-0389
Is Sole Proprietor?
No
Enumeration Date
04-30-2020
Last Update Date
12-30-2024
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A mental health counselor like Rachel Sykes 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. Rachel Sykes opted out of Medicare effective on 12-03-2024 until 12-03-2026. 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.
13546
License State
MA

Medicare Participation & PECOS Enrollment Status

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: 12-03-2024

  • Opt-Out End Date: 12-03-2026

  • Eligible to Order and Refer? No

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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 1083235089, 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 8 → 16 → 7 2 → 4 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 4 + 3 + 1 + 0 + 0 + 1 + 6 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1083235089.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Counselor (Mental Health)
185 DEVONSHIRE ST STE 502
BOSTON, MA 02110
Social Worker (Clinical)
185 DEVONSHIRE ST STE 502
BOSTON, MA 02110
Psychiatry & Neurology (Psychiatry)
185 DEVONSHIRE ST STE 502
BOSTON, MA 02110
Counselor
185 DEVONSHIRE ST STE 502
BOSTON, MA 02110
Counselor (Mental Health)
185 DEVONSHIRE ST STE 502
BOSTON, MA 02110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083235089, enumerated as an "individual" on April 30, 2020.

The provider is located at 185 DEVONSHIRE ST STE 502 BOSTON, MA 02110 and the phone number is (617) 804-6471.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.