DONALD J PORTOCARRERO D O INC
NPI 1144824285
Internal Medicine - Gastroenterology in Arcadia, CA

NPI Status: Active since November 30, 2020

Contact Information

623 W DUARTE RD STE 8
ARCADIA, CA
ZIP 91007
Phone: (626) 461-5408
Fax: (626) 461-5436

Get Directions Write a Review

  • Organization
  • Internal Medicine
  • Gastroenterology

About DONALD J PORTOCARRERO D O INC

This page provides the complete NPI Profile along with additional information for Donald J Portocarrero D O Inc, an internist established in Arcadia, California operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1144824285 assigned on November 2020. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated 2 years ago. 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 Donald J Portocarrero Do (Authorized Official)

NPI
1144824285
Provider Name
DONALD J PORTOCARRERO D O INC
Entity Type
Organization
Location Address
623 W DUARTE RD STE 8 ARCADIA, CA 91007
Location Phone
(626) 461-5408
Location Fax
(626) 461-5436
Mailing Address
122A E FOOTHILL BLVD UNIT 304 ARCADIA, CA 91006
Mailing Phone
(626) 461-5408
Mailing Fax
(626) 461-5436
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-30-2020
Last Update Date
03-14-2024
Code Navigator

An internist like Donald J Portocarrero D O Inc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Group Taxonomy 193400000X 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

DONALD J PORTOCARRERO DO

Authorized Official Title
AUTHORIZED OFFICIAL
Authorized Official Phone
(626) 461-5408

Reviews for DONALD J PORTOCARRERO D O INC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1144824285, 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
1
Unchanged
Pos 3
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 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 4 → 8 8 → 16 → 7 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 1 + 6 + 2 + 8 + 2 + 1 + 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 1144824285.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine
623 W DUARTE RD STE 8
ARCADIA, CA 91007
Hearing Instrument Specialist
623 W DUARTE RD STE 8
ARCADIA, CA 91007
Internal Medicine (Gastroenterology)
623 W DUARTE RD STE 8
ARCADIA, CA 91007
Nurse Practitioner
623 W DUARTE RD STE 8
ARCADIA, CA 91007

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144824285, enumerated as an "organization" on November 30, 2020.

The provider is located at 623 W DUARTE RD STE 8 ARCADIA, CA 91007 and the phone number is (626) 461-5408.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.