TCT ONCOLOGY
NPI 1407564941
Clinic/Center - Oncology in San Juan, PR

NPI Status: Active since November 14, 2022

Contact Information

AVE PONCE DE LEON PARADA 17 1/2
SAN JUAN, PR
ZIP 00919
Phone: (787) 758-2000

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  • Organization
  • Clinic/Center
  • Oncology

About TCT ONCOLOGY

This page provides the complete NPI Profile along with additional information for Tct Oncology, a provider established in San Juan, Puerto Rico operating as a Clinic/center, focusing in oncology . The healthcare provider is registered in the NPI registry with number 1407564941 assigned on November 2022. The practitioner's primary taxonomy code is 261QX0200X. The provider is registered as an organization and their NPI record was last updated May 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Chelsie Graybill (Administrative)

NPI
1407564941
Provider Name
TCT ONCOLOGY
Entity Type
Organization
Location Address
AVE PONCE DE LEON PARADA 17 1/2 SAN JUAN, PR 00919
Location Phone
(787) 758-2000
Mailing Address
ORIENTAL TOWER SUITE 1001 290 AVE JESUS T PINERO SAN JUAN, PR 00918
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-14-2022
Last Update Date
05-20-2026
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Location Map

Secondary Locations

  • ORIENTAL TOWER SUITE 1001 290 AVE JESUS T PINERO
    San Juan, PR 00918
    (787) 758-2000

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

Clinic/Center Oncology

Taxonomy Code
261QX0200X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An entity, facility, or distinct part of a facility providing diagnostic, treatment and prescriptive services related to cancerous conditions. Services include chemotherapy infusions and monitoring of implanted chemotherapeutic agents.

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)
1207RH0003XAllopathic & Osteopathic Physicians

Internal Medicine
Hematology & Oncology

 
2207RI0200XAllopathic & Osteopathic Physicians

Internal Medicine
Infectious Disease

 

Group Taxonomy 193400000X MULTIPLE SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

CHELSIE GRAYBILL

Authorized Official Title
ADMINISTRATIVE
Authorized Official Phone
(787) 424-9888

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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 1407564941, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
4
Unchanged
Pos 3
0
Doubled → 0
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
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 0 → 0 5 → 10 → 1 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 0 + 7 + 1 + 0 + 6 + 8 + 9 + 8 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1407564941.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1407564941, enumerated as an "organization" on November 14, 2022.

The provider is located at AVE PONCE DE LEON PARADA 17 1/2 SAN JUAN, PR 00919 and the phone number is (787) 758-2000.

Clinic/Center with taxonomy code 261QX0200X and a focus in Oncology.