DR. LAWRENCE DAVID HALL M.D.
NPI 1821221623
Pathology - Dermatopathology in Newtown Square, PA
NPI Status: Active since August 26, 2009
Contact Information
3805 W CHESTER PIKE
BLDG D, SUITE 120
NEWTOWN SQUARE, PA
ZIP 19073
Phone: (800) 257-0117
Fax: (610) 550-3079
- Individual
- Male
- Pathology
- Dermatopathology
About LAWRENCE HALL
This page provides the complete NPI Profile along with additional information for Lawrence Hall, a provider established in Newtown Square, Pennsylvania with a medical specialization in Pathology, focusing in dermatopathology . The healthcare provider is registered in the NPI registry with number 1821221623 assigned on August 2009. The practitioner's primary taxonomy code is 207ZD0900X with license number MD451346 (NY). The provider is registered as an individual and his NPI record was last updated 11 years ago.
- NPI
- 1821221623
- Provider Name
- DR. LAWRENCE DAVID HALL M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3805 W CHESTER PIKE BLDG D, SUITE 120 NEWTOWN SQUARE, PA 19073
- Location Phone
- (800) 257-0117
- Location Fax
- (610) 550-3079
- Mailing Address
- 14275 MIDWAY RD SUITE 400 ADDISON, TX 75001
- Mailing Fax
- (610) 550-3079
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-26-2009
- Last Update Date
- 07-01-2015
- 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
Pathology Dermatopathology
- Taxonomy Code
- 207ZD0900X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD451346
- License State
- NY
- Taxonomy Description
- A dermatopathologist is an expert in diagnosing and monitoring diseases of the skin including infectious, immunologic, degenerative, and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings, and smears of skin lesions by means of light microscopy, electron microscopy, and fluorescence microscopy.
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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 1821221623, 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 6 providers are registered at the same or a nearby location.
NEWTOWN SQUARE, PA 19073
NEWTOWN SQUARE, PA 19073
NEWTOWN SQUARE, PA 19073
NEWTOWN SQUARE, PA 19073
NEWTOWN SQUARE, PA 19073
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821221623, enumerated as an "individual" on August 26, 2009.
The provider is located at 3805 W CHESTER PIKE BLDG D, SUITE 120 NEWTOWN SQUARE, PA 19073 and the phone number is (800) 257-0117.
Pathology with taxonomy code 207ZD0900X and a focus in Dermatopathology.
