Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMES PAUL SANTACROCE MD
NPI 1821072471
Emergency Medicine in Waterbury, CT

Active since December 06, 2005
64 ROBBINS ST, WATERBURY, CT 06708(203) 573-6295(203) 573-7613 Get Directions Write a Review

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

  • Individual
  • Male
  • Emergency Medicine

About JAMES SANTACROCE

This page provides the complete NPI Profile along with additional information for James Santacroce, a provider established in Waterbury, Connecticut with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1821072471 assigned on December 2005. The practitioner's primary taxonomy code is 207P00000X with license number 026115 (CT). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1821072471
Provider Name
JAMES PAUL SANTACROCE MD
Gender
Male
Entity Type
Individual
Location Address
64 ROBBINS ST WATERBURY, CT 06708
Location Phone
(203) 573-6295
Location Fax
(203) 573-7613
Mailing Address
64 ROBBINS ST WATERBURY, CT 06708
Mailing Phone
(203) 573-6295
Mailing Fax
(203) 573-7613
Is Sole Proprietor?
No
Enumeration Date
12-06-2005
Last Update Date
07-13-2026
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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

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
026115
License State
CT
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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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 1821072471, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
4
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 0 → 0 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 0 + 7 + 4 + 4 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1821072471.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

General Acute Care Hospital
64 ROBBINS ST
WATERBURY, CT 06708
Physician Assistant (Surgical)
64 ROBBINS ST
WATERBURY, CT 06708
Nurse Practitioner (Psychiatric/Mental Health)
64 ROBBINS ST, CRISIS INTERVENTION CENTER
WATERBURY, CT 06708
Emergency Medicine
64 ROBBINS ST
WATERBURY, CT 06708
Emergency Medicine
64 ROBBINS ST
WATERBURY, CT 06708
Internal Medicine
64 ROBBINS ST, SIXTH FLOOR
WATERBURY, CT 06708
Hospitalist
64 ROBBINS ST, 6TH FLOOR
WATERBURY, CT 06708
Physician Assistant (Medical)
64 ROBBINS ST
WATERBURY, CT 06708
Nurse Practitioner (Family)
64 ROBBINS ST
WATERBURY, CT 06708
Emergency Medicine
64 ROBBINS ST
WATERBURY, CT 06708
Physician Assistant (Medical)
64 ROBBINS ST, 6TH FLOOR
WATERBURY, CT 06708
Emergency Medicine
64 ROBBINS ST, DEPARTMENT OF EMERGENCY MEDICINE
WATERBURY, CT 06708
Social Worker (Clinical)
64 ROBBINS ST
WATERBURY, CT 06708
Counselor (Professional)
64 ROBBINS ST, CRISIS CENTER
WATERBURY, CT 06708
Dietitian, Registered
64 ROBBINS ST
WATERBURY, CT 06708
Emergency Medicine
64 ROBBINS ST
WATERBURY, CT 06708
Counselor (Professional)
64 ROBBINS ST, CRISIS CENTER
WATERBURY, CT 06708
Student in an Organized Health Care Education/Training Program
64 ROBBINS ST
WATERBURY, CT 06708
Social Worker (Clinical)
64 ROBBINS ST
WATERBURY, CT 06708
Psychiatry & Neurology (Psychiatry)
64 ROBBINS ST
WATERBURY, CT 06708

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821072471, enumerated as an "individual" on December 06, 2005.

The provider is located at 64 ROBBINS ST WATERBURY, CT 06708 and the phone number is (203) 573-6295.

Emergency Medicine with taxonomy code 207P00000X.