UNIV OF MARYLAND OTORHINOLARYNGOLOGY HEAD & NECK SURGERY PA
NPI 1700730702
Specialist in Towson, MD

NPI Status: Active since February 25, 2026

Contact Information

1122 KENILWORTH DR STE 17
TOWSON, MD
ZIP 21204
Phone: (410) 328-6897
Fax: (410) 328-2109

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  • Organization
  • Specialist

About UNIV OF MARYLAND OTORHINOLARYNGOLOGY HEAD & NECK SURGERY PA

This page provides the complete NPI Profile along with additional information for Univ Of Maryland Otorhinolaryngology Head & Neck Surgery Pa, a provider established in Towson, Maryland operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1700730702 assigned on February 2026. The practitioner's primary taxonomy code is 174400000X. The provider is registered as an organization and their NPI record was last updated February 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Karol Zimmerman (Director)

NPI
1700730702
Provider Name
UNIV OF MARYLAND OTORHINOLARYNGOLOGY HEAD & NECK SURGERY PA
Entity Type
Organization
Location Address
1122 KENILWORTH DR STE 17 TOWSON, MD 21204
Location Phone
(410) 328-6897
Location Fax
(410) 328-2109
Mailing Address
PO BOX 64693 BALTIMORE, MD 21264
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-25-2026
Last Update Date
02-25-2026
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area 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

KAROL ZIMMERMAN

Authorized Official Title
DIRECTOR
Authorized Official Phone
(667) 214-1620

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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 1700730702, 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 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
0
Doubled → 0
Pos 4
0
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
7
Unchanged
Pos 9
0
Doubled → 0
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 0 → 0 7 → 14 → 5 0 → 0 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 0 + 0 + 1 + 4 + 3 + 0 + 7 + 0 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1700730702.

Other Providers at the Same Location


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

General Practice
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Ophthalmology
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Clinic/Center (Ambulatory Surgical)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Urology
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Surgery
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Surgery (Vascular Surgery)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Surgery (Plastic and Reconstructive Surgery)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204
Surgery (Surgical Oncology)
1122 KENILWORTH DR STE 17
TOWSON, MD 21204

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1700730702, enumerated as an "organization" on February 25, 2026.

The provider is located at 1122 KENILWORTH DR STE 17 TOWSON, MD 21204 and the phone number is (410) 328-6897.

Specialist with taxonomy code 174400000X.