Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

MS. ANGELICA CASTALDO LMHC
NPI 1558280735
Counselor - Mental Health in Warwick, NY

Active since July 13, 2026
2 OVERLOOK DR, WARWICK, NY 10990(845) 219-1552 Get Directions

NPPES record added: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Counselor
  • Mental Health

About ANGELICA CASTALDO

This page provides the complete NPI Profile along with additional information for Angelica Castaldo, a provider established in Warwick, New York with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1558280735 assigned on July 2026. The practitioner's primary taxonomy code is 101YM0800X with license number 018164 (NY). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1558280735
Provider Name
MS. ANGELICA CASTALDO LMHC
Gender
Female
Entity Type
Individual
Location Address
2 OVERLOOK DR WARWICK, NY 10990
Location Phone
(845) 219-1552
Mailing Address
54 RAMAPO RIVER TRCE OAKLAND, NJ 07436
Mailing Phone
(845) 219-1552
Is Sole Proprietor?
No
Enumeration Date
07-13-2026
Last Update Date
07-13-2026
Code Navigator

A mental health counselor like Angelica Castaldo 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.

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.
018164
License State
NY

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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 1558280735, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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.

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 4 + 8 + 0 + 7 + 6 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1558280735.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Podiatrist (Foot & Ankle Surgery)
2 OVERLOOK DR
WARWICK, NY 10990
Social Worker (Clinical)
2 OVERLOOK DR
WARWICK, NY 10990
Social Worker (Clinical)
2 OVERLOOK DR
WARWICK, NY 10990

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558280735, enumerated as an "individual" on July 13, 2026.

The provider is located at 2 OVERLOOK DR WARWICK, NY 10990 and the phone number is (845) 219-1552.

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