JOHNS HOPKINS UNIVERSITY
NPI 1740150432
Otolaryngology - Facial Plastic Surgery in Lutherville Timonium, MD

NPI Status: Active since November 07, 2025

Contact Information

10803 FALLS RD STE 1300
LUTHERVILLE TIMONIUM, MD
ZIP 21093
Phone: (443) 997-3370

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  • Organization
  • Otolaryngology
  • Facial Plastic Surgery

About JOHNS HOPKINS UNIVERSITY

This page provides the complete NPI Profile along with additional information for Johns Hopkins University, a provider established in Lutherville Timonium, Maryland operating as a Otolaryngology, focusing in facial plastic surgery . The healthcare provider is registered in the NPI registry with number 1740150432 assigned on November 2025. The practitioner's primary taxonomy code is 207YS0123X. The provider is registered as an organization and their NPI record was last updated one year ago. Johns Hopkins University 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 Nicholas Giarratano (Director, Provider Enrollment)

NPI
1740150432
Provider Name
JOHNS HOPKINS UNIVERSITY
Entity Type
Organization
Location Address
10803 FALLS RD STE 1300 LUTHERVILLE TIMONIUM, MD 21093
Location Phone
(443) 997-3370
Mailing Address
6201 GREENLEIGH AVE BALTIMORE, MD 21220
Mailing Phone
(410) 933-0000
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-07-2025
Last Update Date
11-14-2025
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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

Otolaryngology Facial Plastic Surgery

Taxonomy Code
207YS0123X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An otolaryngologist who specializes in facial plastic surgery.

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

NICHOLAS GIARRATANO

Authorized Official Title
DIRECTOR, PROVIDER ENROLLMENT
Authorized Official Phone
(410) 933-0000

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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 1740150432, 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
7
Unchanged
Pos 3
4
Doubled → 8
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
5
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
3
Doubled → 6
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 4 → 8 1 → 2 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 8 + 0 + 2 + 5 + 0 + 4 + 6 + 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 1740150432.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinical Medical Laboratory
10803 FALLS RD STE 1300
LUTHERVILLE, MD 21093

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740150432, enumerated as an "organization" on November 07, 2025.

The provider is located at 10803 FALLS RD STE 1300 LUTHERVILLE TIMONIUM, MD 21093 and the phone number is (443) 997-3370.

Otolaryngology with taxonomy code 207YS0123X and a focus in Facial Plastic Surgery.