JEANNE FRANCES DUFFY PHD
NPI 1396048153
Sleep Specialist, PhD in Boston, MA

NPI Status: Active since December 15, 2010

Contact Information

221 LONGWOOD AVE
BLI438
BOSTON, MA
ZIP 02115
Phone: (617) 732-7995
Fax: (617) 732-4015

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  • Individual
  • Female
  • Sleep Specialist, PhD

About JEANNE DUFFY

This page provides the complete NPI Profile along with additional information for Jeanne Duffy, a provider established in Boston, Massachusetts with a medical specialization in Sleep Specialist, Phd. The healthcare provider is registered in the NPI registry with number 1396048153 assigned on December 2010. The practitioner's primary taxonomy code is 173F00000X. The provider is registered as an individual and her NPI record was last updated 16 years ago.

NPI
1396048153
Provider Name
JEANNE FRANCES DUFFY PHD
Gender
Female
Entity Type
Individual
Location Address
221 LONGWOOD AVE BLI438 BOSTON, MA 02115
Location Phone
(617) 732-7995
Location Fax
(617) 732-4015
Mailing Address
221 LONGWOOD AVE BLI438 BOSTON, MA 02115
Mailing Phone
(617) 732-7995
Mailing Fax
(617) 732-4015
Is Sole Proprietor?
No
Enumeration Date
12-15-2010
Last Update Date
12-15-2010
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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

Sleep Specialist, PhD

Taxonomy Code
173F00000X
Type
Other Service Providers
Taxonomy Description
Sleep medicine is a clinical specialty with a focus on clinical problems that require accurate diagnosis and treatment. The knowledge base of sleep medicine is derived from many disciplines including neuroanatomy, neurophysiology, respiratory physiology, pharmacology, psychology, psychiatry, neurology, general internal medicine, pulmonary medicine, and pediatrics as well as others.

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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 1396048153, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
3
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
3
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 0 → 0 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 8 + 6 + 0 + 4 + 1 + 6 + 1 + 1 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1396048153.

Other Providers at the Same Location


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

Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, MEZZANINE DEPT OF PSYCHIATRY
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE
BOSTON, MA 02115
Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE, RFB2, ENDOCRINOLOGY DIABETES AND HYPERTENSION
BOSTON, MA 02115
Clinical Neuropsychologist
221 LONGWOOD AVE, BRIGHAM BEHAVIORAL NEUROLOGY GROUP
BOSTON, MA 02115
Psychologist
221 LONGWOOD AVE, BRIGHAM BEHAVIROAL NEUROLOGY
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSPITAL DEPARTMENT OF PSYCHIATRY
BOSTON, MA 02115
Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVE, BRIGHAM AND WOMEN HOSPITAL ENDOCRINOLOGY DIABETES
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, 4TH FL/PSYCHIATRY
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, RF-M56
BOSTON, MA 02115
Obstetrics & Gynecology (Gynecology)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSP DEPT OF OBSTETRICS AND GYNECOLO
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSPITAL
BOSTON, MA 02115
Dermatology
221 LONGWOOD AVE
BOSTON, MA 02115
Psychiatry & Neurology (Neurology)
221 LONGWOOD AVE, M80
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
221 LONGWOOD AVE, BRIGHAM PSYCHIATRIC SPECIALTIES, 4TH FLOOR
BOSTON, MA 02115
Nurse Practitioner (Adult Health)
221 LONGWOOD AVE
BOSTON, MA 02115
Psychologist (Clinical)
221 LONGWOOD AVE, BWH PSYCHIATRY MEZZ.
BOSTON, MA 02115
Specialist
221 LONGWOOD AVE
BOSTON, MA 02115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396048153, enumerated as an "individual" on December 15, 2010.

The provider is located at 221 LONGWOOD AVE BLI438 BOSTON, MA 02115 and the phone number is (617) 732-7995.

Sleep Specialist, PhD with taxonomy code 173F00000X.