CASTLE HILL REHAB AND MEDICAL SERVICES PC
NPI 1003022336
Internal Medicine - Sleep Medicine in Bronx, NY
NPI Status: Active since May 15, 2007
Contact Information
920 CASTLE HILL AVE
BRONX, NY
ZIP 10473
Phone: (718) 824-0500
Fax: (718) 824-2373
- Organization
- Internal Medicine
- Sleep Medicine
- CLIA Number: 33D2147775
- CLIA Cert. Type: Federally Qualified Health Center
- CLIA Exp. Date: 03-26-2027
About CASTLE HILL REHAB AND MEDICAL SERVICES PC
This page provides the complete NPI Profile along with additional information for Castle Hill Rehab And Medical Services Pc, an internist established in Bronx, New York operating as a Internal Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1003022336 assigned on May 2007. The practitioner's primary taxonomy code is 207RS0012X. The provider is registered as an organization and their NPI record was last updated one year ago. Castle Hill Rehab And Medical Services Pc 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 Mr. Gerald Charles (Administrator)
- NPI
- 1003022336
- Provider Name
- CASTLE HILL REHAB AND MEDICAL SERVICES PC
- Entity Type
- Organization
- Location Address
- 920 CASTLE HILL AVE BRONX, NY 10473
- Location Phone
- (718) 824-0500
- Location Fax
- (718) 824-2373
- Mailing Address
- 920 CASTLE HILL AVE BRONX, NY 10473
- Mailing Phone
- (718) 824-0500
- Mailing Fax
- (718) 824-2373
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-15-2007
- Last Update Date
- 09-11-2025
- Code Navigator
An internist like Castle Hill Rehab And Medical Services Pc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
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
Internal Medicine Sleep Medicine
- Taxonomy Code
- 207RS0012X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
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 | 208100000X | Allopathic & Osteopathic Physicians | Physical Medicine & Rehabilitation |
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.
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
- 33D2147775
- Facility Type
- Federally Qualified Health Center
- Certificate Effective Date
- April 26, 2018
- Certificate Expiration Date
- March 26, 2027
- Laboratory Director
- DR. IRFAN A. ALLADIN
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Castle Hill Rehab And Medical Services Pc 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 1003022336, we treat the final digit (6) 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 44. The final step is to find the difference between that total and the next multiple of ten (50 - 44 = 6).
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 44 is 50. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
BRONX, NY 10473
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1003022336, enumerated as an "organization" on May 15, 2007.
The provider is located at 920 CASTLE HILL AVE BRONX, NY 10473 and the phone number is (718) 824-0500.
Internal Medicine with taxonomy code 207RS0012X and a focus in Sleep Medicine.
