DR. TATIANA PAOLA BORJA MD
NPI 1992265094
Pediatrics - Pediatric Rheumatology in New Brunswick, NJ

NPI Status: Active since March 23, 2019

Contact Information

89 FRENCH ST
NEW BRUNSWICK, NJ
ZIP 08901
Phone: (732) 235-4980
Fax: (551) 310-6798

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  • Individual
  • Female
  • Years of Experience 8
  • Pediatrics
  • Pediatric Rheumatology
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About TATIANA BORJA

This page provides the complete NPI Profile along with additional information for Tatiana Borja, a pediatrician established in New Brunswick, New Jersey with a medical specialization in Pediatrics, focusing in pediatric rheumatology and more than 8 years of experience. The healthcare provider is registered in the NPI registry with number 1992265094 assigned on March 2019. The practitioner's primary taxonomy code is 2080P0216X with license number 25MA12764200 (NJ). The provider is registered as an individual and her NPI record was last updated December 2025.

NPI
1992265094
Provider Name
DR. TATIANA PAOLA BORJA MD
Other Name
TATIANA PAOLA RUIZ BORJA
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
89 FRENCH ST NEW BRUNSWICK, NJ 08901
Location Phone
(732) 235-4980
Location Fax
(551) 310-6798
Mailing Address
89 FRENCH ST NEW BRUNSWICK, NJ 08901
Mailing Phone
(732) 235-4980
Mailing Fax
(551) 310-6798
Medical School Name
OTHER
Graduation Year
2018
Is Sole Proprietor?
No
Enumeration Date
03-23-2019
Last Update Date
12-30-2025
Code Navigator

A pediatrician like Tatiana Borja is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, etc.

Location Map

Secondary Locations

  • 760 Amboy Ave
    Edison, NJ 08837
    (732) 235-4980

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

Pediatrics Pediatric Rheumatology

Taxonomy Code
2080P0216X
Type
Allopathic & Osteopathic Physicians
License No.
25MA12764200
License State
NJ
Taxonomy Description
A pediatrician who treats diseases of joints, muscle, bones and tendons. A pediatric rheumatologist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

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)
1208000000XAllopathic & Osteopathic Physicians

Pediatrics

25MA12764200 (NJ)

Medicare Participation & PECOS Enrollment Status

Tatiana Borja 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.

Tatiana Borja is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

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.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 648770016

    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: I20250821001965

    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.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

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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 1992265094, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
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 9 → 18 → 9 2 → 4 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 4 + 6 + 1 + 0 + 0 + 1 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1992265094.

Other Providers at the Same Location


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

Pediatrics (Pediatric Gastroenterology)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Nurse Practitioner (Family)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Specialist
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Dietitian, Registered (Nutrition, Metabolic)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Medical Genetics (Clinical Genetics (M.D.))
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Nephrology)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Rheumatology)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Adolescent Medicine)
89 FRENCH ST, SUITE 2300
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Pulmonology)
89 FRENCH ST, SUITE 2300
NEW BRUNSWICK, NJ 08901
Psychologist
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Nurse Practitioner (Family)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Rheumatology)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Student in an Organized Health Care Education/Training Program
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Student in an Organized Health Care Education/Training Program
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Pulmonology)
89 FRENCH ST, 2ND FLOOR
NEW BRUNSWICK, NJ 08901
Pediatrics (Pediatric Allergy/Immunology)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Pediatrics (Hospice and Palliative Medicine)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Nurse Practitioner (Neonatal)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901
Dietitian, Registered (Nutrition, Pediatric)
89 FRENCH ST
NEW BRUNSWICK, NJ 08901

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992265094, enumerated as an "individual" on March 23, 2019.

The provider is located at 89 FRENCH ST NEW BRUNSWICK, NJ 08901 and the phone number is (732) 235-4980.

Pediatrics with taxonomy code 2080P0216X and a focus in Pediatric Rheumatology.