LONGFELLOW PRIMARY CARE, PC
NPI 1902001886
Internal Medicine - Infectious Disease in Cambridge, MA

NPI Status: Active since June 19, 2007

Contact Information

625 MOUNT AUBURN ST
SUITE 101A
CAMBRIDGE, MA
ZIP 02138
Phone: (617) 492-4545
Fax: (617) 492-4559

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  • Organization
  • Internal Medicine
  • Infectious Disease

About LONGFELLOW PRIMARY CARE, PC

This page provides the complete NPI Profile along with additional information for Longfellow Primary Care, Pc, an internist established in Cambridge, Massachusetts operating as a Internal Medicine, focusing in infectious disease . The healthcare provider is registered in the NPI registry with number 1902001886 assigned on June 2007. The practitioner's primary taxonomy code is 207RI0200X with license number 70493 (MA). The provider is registered as an organization and their NPI record was last updated 11 years ago. Longfellow Primary Care, Pc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Rachel Haft M.d. (President)

NPI
1902001886
Provider Name
LONGFELLOW PRIMARY CARE, PC
Entity Type
Organization
Location Address
625 MOUNT AUBURN ST SUITE 101A CAMBRIDGE, MA 02138
Location Phone
(617) 492-4545
Location Fax
(617) 492-4559
Mailing Address
625 MOUNT AUBURN ST SUITE 101A CAMBRIDGE, MA 02138
Mailing Phone
(617) 492-4545
Mailing Fax
(617) 492-4559
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-19-2007
Last Update Date
03-16-2015
Code Navigator

An internist like Longfellow Primary Care, Pc 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 Infectious Disease

Taxonomy Code
207RI0200X
Type
Allopathic & Osteopathic Physicians
License No.
70493
License State
MA
Taxonomy Description
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

DR. RACHEL HAFT M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(617) 492-4545

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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 1902001886, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 0 → 0 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 0 + 0 + 2 + 8 + 1 + 6 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1902001886.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Internal Medicine
625 MOUNT AUBURN ST, STE 104
CAMBRIDGE, MA 02138
Internal Medicine
625 MOUNT AUBURN ST, STE 104
CAMBRIDGE, MA 02138
Surgery
625 MOUNT AUBURN ST
CAMBRIDGE, MA 02138
Internal Medicine
625 MOUNT AUBURN ST
CAMBRIDGE, MA 02138
Psychiatry & Neurology (Psychiatry)
625 MOUNT AUBURN ST, SUITE 102
CAMBRIDGE, MA 02138
Internal Medicine
625 MOUNT AUBURN ST, FIRST FLOOR
CAMBRIDGE, MA 02138
Ophthalmology
625 MOUNT AUBURN ST, SUITE 100
CAMBRIDGE, MA 02138
Nurse Practitioner (Psychiatric/Mental Health)
625 MOUNT AUBURN ST
CAMBRIDGE, MA 02138
Ophthalmology
625 MOUNT AUBURN ST, SUITE 100
CAMBRIDGE, MA 02138
Psychologist (Clinical)
625 MOUNT AUBURN ST
CAMBRIDGE, MA 02138

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902001886, enumerated as an "organization" on June 19, 2007.

The provider is located at 625 MOUNT AUBURN ST SUITE 101A CAMBRIDGE, MA 02138 and the phone number is (617) 492-4545.

Internal Medicine with taxonomy code 207RI0200X and a focus in Infectious Disease.