ADVANCED SPECIALTY CARE, P.C.
NPI 1053340943
Otolaryngology in Danbury, CT
NPI Status: Active since July 02, 2006
Contact Information
107 NEWTOWN RD
SUITE 2A
DANBURY, CT
ZIP 06810
Phone: (203) 830-4700
Fax: (203) 830-5080
- Organization
- Otolaryngology
- CLIA Number: 07D2142311
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 01-08-2028
About ADVANCED SPECIALTY CARE, P.C.
This page provides the complete NPI Profile along with additional information for Advanced Specialty Care, P.c., a provider established in Danbury, Connecticut operating as a Otolaryngology. The healthcare provider is registered in the NPI registry with number 1053340943 assigned on July 2006. The practitioner's primary taxonomy code is 207Y00000X. The provider is registered as an organization and their NPI record was last updated 13 years ago. Advanced Specialty Care, P.c. 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 Dr. Jay H Klarsfeld M.d. (President)
- NPI
- 1053340943
- Provider Name
- ADVANCED SPECIALTY CARE, P.C.
- Entity Type
- Organization
- Location Address
- 107 NEWTOWN RD SUITE 2A DANBURY, CT 06810
- Location Phone
- (203) 830-4700
- Location Fax
- (203) 830-5080
- Mailing Address
- 107 NEWTOWN RD SUITE 2A DANBURY, CT 06810
- Mailing Phone
- (203) 830-4700
- Mailing Fax
- (203) 830-5080
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 07-02-2006
- Last Update Date
- 03-26-2013
- Code Navigator
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
Otolaryngology
- Taxonomy Code
- 207Y00000X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
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) |
|---|---|---|---|---|
| 1 | 207K00000X | Allopathic & Osteopathic Physicians | Allergy & Immunology | |
| 2 | 207N00000X | Allopathic & Osteopathic Physicians | Dermatology | |
| 3 | 208200000X | Allopathic & Osteopathic Physicians | Plastic Surgery | |
| 4 | 208600000X | Allopathic & Osteopathic Physicians | 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.
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 |
|---|---|---|---|
| C00862 | MEDICARE ID-TYPE UNSPECIFIED (04) | CT | |
| 004394938 | MEDICAID (05) | CT | |
| C00862 | MEDICARE PIN (08) | CT |
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
- 07D2142311
- Facility Type
- Physician Office
- Certificate Effective Date
- January 09, 2026
- Certificate Expiration Date
- January 08, 2028
- Laboratory Director
- KENNETH J. EGAN
- Certificate Type
- Certificate for Provider-Performed Microscopy Procedures (PPMP)
- Certificate Type Description
- This CLIA certificate is issued to Advanced Specialty Care, P.c. in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.
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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 1053340943, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 19 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1053340943, enumerated as an "organization" on July 02, 2006.
The provider is located at 107 NEWTOWN RD SUITE 2A DANBURY, CT 06810 and the phone number is (203) 830-4700.
Otolaryngology with taxonomy code 207Y00000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
