CARLOS ROJAS CARVAJAL M.D.
NPI 1427445261
General Practice in San Juan, PR

NPI Status: Active since April 20, 2015

Contact Information

1785 CARR 21
SAN JUAN, PR
ZIP 00921
Phone: (787) 565-3670

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  • Individual
  • Male
  • General Practice
  • PECOS Enrolled

About CARLOS ROJAS CARVAJAL

This page provides the complete NPI Profile along with additional information for Carlos Rojas Carvajal, a primary care provider established in San Juan, Puerto Rico with a medical specialization in General Practice. The healthcare provider is registered in the NPI registry with number 1427445261 assigned on April 2015. The practitioner's primary taxonomy code is 208D00000X with license number 19934 (PR). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1427445261
Provider Name
CARLOS ROJAS CARVAJAL M.D.
Gender
Male
Entity Type
Individual
Location Address
1785 CARR 21 SAN JUAN, PR 00921
Location Phone
(787) 565-3670
Mailing Address
PO BOX 79237 CAROLINA, PR 00984
Mailing Phone
(787) 565-3570
Is Sole Proprietor?
Yes
Enumeration Date
04-20-2015
Last Update Date
10-18-2023
Code Navigator

A primary care provider (PCP) like Carlos Rojas Carvajal sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
License No.
19934
License State
PR
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

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)
1282N00000XHospitals

General Acute Care Hospital

19934 (PR)

Medicare Participation & PECOS Enrollment Status

Carlos Rojas Carvajal 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

  • 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

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Emergency department visit for problem of high severity

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

This service was performed 22 times for 22 patients

Reviews for CARLOS ROJAS CARVAJAL M.D.

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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 1427445261, 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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 4 → 8 5 → 10 → 1 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 8 + 4 + 1 + 0 + 2 + 1 + 2 + 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 1427445261.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Specialist
1785 CARR 21, SUITE 95
SAN JUAN, PR 00921
Neurological Surgery
1785 CARR 21, LAS LOMAS
SAN JUAN, PR 00921
Pharmacist
1785 CARR 21, LAS LOMAS
RIO PIEDRAS, PR 00921
Anesthesiology
1785 CARR 21
SAN JUAN, PR 00921
Anesthesiology
1785 CARR 21, LAS LOMAS
SAN JUAN, PR 00921
Anesthesiology
1785 CARR 21, LAS LOMAS
SAN JUAN, PR 00921
Otolaryngology
1785 CARR 21, COND. TORRE DEL METROPOLITAN OFICINA 309
RIO PIEDRAS, PR 00921
General Acute Care Hospital
1785 CARR 21, LAS LOMAS
SAN JUAN, PR 00921
Radiology (Radiation Oncology)
1785 CARR 21, SUITE 95
SAN JUAN, PR 00921
Radiology (Radiation Oncology)
1785 CARR 21, SUITE 95
SAN JUAN, PR 00921
Pharmacy (Community/Retail Pharmacy)
1785 CARR 21, LA LOMAS
RIO PIEDRAS, PR 00921
Ophthalmology
1785 CARR 21, HOSPITAL METROPOLITANO SUITE 202
SAN JUAN, PR 00921
Internal Medicine
1785 CARR 21
SAN JUAN, PR 00921
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1785 CARR 21
SAN JUAN, PR 00921
Physician Assistant (Medical)
1785 CARR 21
SAN JUAN, PR 00921

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427445261, enumerated as an "individual" on April 20, 2015.

The provider is located at 1785 CARR 21 SAN JUAN, PR 00921 and the phone number is (787) 565-3670.

General Practice with taxonomy code 208D00000X.