HEATHER A FERRI DO
NPI 1316359227
Internal Medicine in Warwick, RI

NPI Status: Active since May 27, 2014

Contact Information

455 TOLL GATE RD
WARWICK, RI
ZIP 02886
Phone: (401) 737-7010
Fax: (401) 736-4546

NPI Profile Information
Primary Taxonomy
Areas of Expertise
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Internal Medicine

About HEATHER FERRI

This page provides the complete NPI Profile along with additional information for Heather Ferri, an internist established in Warwick, Rhode Island with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1316359227 assigned on May 2014. The practitioner's primary taxonomy code is 207R00000X with license number DO00856 (RI). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI: 1316359227
Provider Name: HEATHER A FERRI DO
Gender: Female
Entity Type: Individual
Location Address: 455 TOLL GATE RD WARWICK, RI 02886
Location Phone: (401) 737-7010
Location Fax: (401) 736-4546
Mailing Address: 455 TOLL GATE RD WARWICK, RI 02886
Mailing Phone: (401) 737-7010
Mailing Fax: (401) 736-4546
Is Sole Proprietor?: Yes
Enumeration Date: 05-27-2014
Last Update Date: 10-08-2022
Code Navigator

An internist like Heather Ferri 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
Taxonomy Code: 207R00000X
Type: Allopathic & Osteopathic Physicians
License No.: DO00856
License State: RI
Taxonomy Description: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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.

Follow-up hospital inpatient care per day, typically 15 minutes
Follow-up hospital inpatient care per day, typically 25 minutes
Hospital discharge day management, 30 minutes or less

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 1316359227, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 2

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 4

Check

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 1 → 2 3 → 6 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 2 + 6 + 6 + 5 + 1 + 8 + 2 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1316359227.