GEOFFREY SHEINFELD MD
NPI 1891736112
Internal Medicine - Critical Care Medicine in Boston, MA

NPI Status: Active since June 09, 2006

Contact Information

55 FRUIT STREET
BOSTON, MA
ZIP 02114
Phone: (617) 724-9711
Fax: (617) 726-2019

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  • Individual
  • Male
  • Internal Medicine
  • Critical Care Medicine

About GEOFFREY SHEINFELD

This page provides the complete NPI Profile along with additional information for Geoffrey Sheinfeld, an internist established in Boston, Massachusetts with a medical specialization in Internal Medicine, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1891736112 assigned on June 2006. The practitioner's primary taxonomy code is 207RC0200X with license number D66335 (MD). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1891736112
Provider Name
GEOFFREY SHEINFELD MD
Gender
Male
Entity Type
Individual
Location Address
55 FRUIT STREET BOSTON, MA 02114
Location Phone
(617) 724-9711
Location Fax
(617) 726-2019
Mailing Address
55 FRUIT ST BOSTON, MA 02114
Mailing Phone
(617) 724-9711
Mailing Fax
(617) 726-2019
Is Sole Proprietor?
No
Enumeration Date
06-09-2006
Last Update Date
08-15-2012
Code Navigator

An internist like Geoffrey Sheinfeld 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 Critical Care Medicine

Taxonomy Code
207RC0200X
Type
Allopathic & Osteopathic Physicians
License No.
D66335
License State
MD
Taxonomy Description
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
R168MEDICARE UPIN (02)MD 
P00619725OTHER (01)MDRR
412919900OTHER (01)MDMEDICAL ASSISTANCE
E56860MEDICARE UPIN (02)FL 

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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 1891736112, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
3
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
2
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 7 → 14 → 5 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 4 + 3 + 1 + 2 + 1 + 2 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1891736112.

Other Providers at the Same Location


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

Pediatrics
55 FRUIT STREET, YAWKEY 5-062 MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Anesthesiology
55 FRUIT STREET, CLN 309
BOSTON, MA 02114
Anesthesiology
55 FRUIT STREET, CLN 3
BOSTON, MA 02114
Anesthesiology
55 FRUIT STREET, CLN 3
BOSTON, MA 02114
Urology (Pediatric Urology)
55 FRUIT STREET, WRN 11
BOSTON, MA 02114
Anesthesiology
55 FRUIT STREET, GRB 406E
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT STREET, WHT 130
BOSTON, MA 02114
Radiology (Diagnostic Radiology)
55 FRUIT STREET, FND 216 RADIOLOGICAL ASSOCIATES
BOSTON, MA 02114
Internal Medicine
55 FRUIT STREET, BAR 917 MEDICAL ACCESS UNIT
BOSTON, MA 02114
Anesthesiology
55 FRUIT STREET, CLN 309
BOSTON, MA 02114
Internal Medicine (Medical Oncology)
55 FRUIT STREET, YAW 7B HEMATOLOGY/ONCOLOGY
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT STREET, YAW 6900 CHILD & ADOLESCENT PSYCHIATRY
BOSTON, MA 02114
Anesthesiology (Critical Care Medicine)
55 FRUIT STREET, CLN 2 ANESTHESIA ASSOCIATES
BOSTON, MA 02114
Internal Medicine (Cardiovascular Disease)
55 FRUIT STREET, VBK 508
BOSTON, MA 02114
Pathology (Anatomic Pathology & Clinical Pathology)
55 FRUIT STREET, MASSACHUSETTS GENERAL HOSPITAL WRN 219
BOSTON, MA 02114
Pathology (Anatomic Pathology & Clinical Pathology)
55 FRUIT STREET, WRN 2 PATHOLOGY ASSOCIATES
BOSTON, MA 02114
Psychiatry & Neurology (Neurology)
55 FRUIT STREET, VBK 915
BOSTON, MA 02114
Advanced Practice Midwife
55 FRUIT STREET, YAW 4
BOSTON, MA 02114
Advanced Practice Midwife
55 FRUIT STREET, YAW 4
BOSTON, MA 02114
Advanced Practice Midwife
55 FRUIT STREET, YAW 4
BOSTON, MA 02114

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891736112, enumerated as an "individual" on June 09, 2006.

The provider is located at 55 FRUIT STREET BOSTON, MA 02114 and the phone number is (617) 724-9711.

Internal Medicine with taxonomy code 207RC0200X and a focus in Critical Care Medicine.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.