ASTHMA & ALLERGY CENTER LLC
NPI 1831078427
Allergy & Immunology in Annapolis, MD

NPI Status: Active since August 28, 2025

Contact Information

810 BESTGATE RD STE 225
ANNAPOLIS, MD
ZIP 21401
Phone: (410) 974-8332

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  • Organization
  • Allergy & Immunology
  • CLIA Number: 21D2304429
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 05-13-2026

About ASTHMA & ALLERGY CENTER LLC

This page provides the complete NPI Profile along with additional information for Asthma & Allergy Center Llc, a provider established in Annapolis, Maryland operating as a Allergy & Immunology. The healthcare provider is registered in the NPI registry with number 1831078427 assigned on August 2025. The practitioner's primary taxonomy code is 207K00000X. The provider is registered as an organization and their NPI record was last updated one year ago. 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 Taylor Knutson (Chief Of Staff)

NPI
1831078427
Provider Name
ASTHMA & ALLERGY CENTER LLC
Entity Type
Organization
Location Address
810 BESTGATE RD STE 225 ANNAPOLIS, MD 21401
Location Phone
(410) 974-8332
Mailing Address
2500 LEGACY DR STE 200 FRISCO, TX 75034
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
08-28-2025
Last Update Date
08-28-2025
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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

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

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

TAYLOR KNUTSON

Authorized Official Title
CHIEF OF STAFF
Authorized Official Phone
(361) 244-3468

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
21D2304429
Facility Type
Physician Office
Certificate Effective Date
May 14, 2024
Certificate Expiration Date
May 13, 2026
Laboratory Director
DR. ARNOLD S. KIRSHENBAUM
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Asthma & Allergy Center Llc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1831078427, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
Check
7
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 3 → 6 0 → 0 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 0 + 7 + 1 + 6 + 4 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1831078427.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831078427, enumerated as an "organization" on August 28, 2025.

The provider is located at 810 BESTGATE RD STE 225 ANNAPOLIS, MD 21401 and the phone number is (410) 974-8332.

Allergy & Immunology with taxonomy code 207K00000X.