DR. WILLIAM PAUL FABBRI M.D.
NPI 1184745671
Preventive Medicine - Preventive Medicine/Occupational Environmental Medicine in Baltimore, MD

NPI Status: Active since April 02, 2007

Contact Information

701 WILSON POINT RD
SUITE 102
BALTIMORE, MD
ZIP 21044
Phone: (410) 687-0550
Fax: (410) 687-7331

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  • Individual
  • Male
  • Preventive Medicine
  • Preventive Medicine/Occupational Environ...

About WILLIAM FABBRI

This page provides the complete NPI Profile along with additional information for William Fabbri, a provider established in Baltimore, Maryland with a medical specialization in Preventive Medicine, focusing in preventive medicine/occupational environmental medicine . The healthcare provider is registered in the NPI registry with number 1184745671 assigned on April 2007. The practitioner's primary taxonomy code is 2083P0500X with license number D29253 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1184745671
Provider Name
DR. WILLIAM PAUL FABBRI M.D.
Gender
Male
Entity Type
Individual
Location Address
701 WILSON POINT RD SUITE 102 BALTIMORE, MD 21044
Location Phone
(410) 687-0550
Location Fax
(410) 687-7331
Mailing Address
701 WILSON POINT RD SUITE 102 BALTIMORE, MD 21044
Mailing Phone
(410) 687-0550
Mailing Fax
(410) 687-7331
Is Sole Proprietor?
No
Enumeration Date
04-02-2007
Last Update Date
09-11-2025
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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

Preventive Medicine Preventive Medicine/Occupational Environmental Medicine

Taxonomy Code
2083P0500X
Type
Allopathic & Osteopathic Physicians
License No.
D29253
License State
MD
Taxonomy Description
A preventive medicine physician who specializes in preventive medicine/occupational-environmental medicine, which is focused on protecting the population from occupational and environmental conditions.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207PE0004XAllopathic & Osteopathic Physicians

Emergency Medicine
Emergency Medical Services

D29253 (MD)

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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 1184745671, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
8
Doubled → 16 → 1 + 6
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 8 → 16 → 7 7 → 14 → 5 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 6 + 4 + 1 + 4 + 4 + 1 + 0 + 6 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1184745671.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1184745671, enumerated as an "individual" on April 02, 2007.

The provider is located at 701 WILSON POINT RD SUITE 102 BALTIMORE, MD 21044 and the phone number is (410) 687-0550.

Preventive Medicine with taxonomy code 2083P0500X and a focus in Preventive Medicine/Occupational Environmental Medicine.