LAURENCE ZEITLIN M.D.
NPI 1093763229
Internal Medicine - Gastroenterology in Palm Harbor, FL

NPI Status: Active since May 04, 2006

Contact Information

33920 US HIGHWAY 19 N
SUITE 124
PALM HARBOR, FL
ZIP 34684
Phone: (727) 785-7654

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  • Individual
  • Male
  • Internal Medicine
  • Gastroenterology

About LAURENCE ZEITLIN

This page provides the complete NPI Profile along with additional information for Laurence Zeitlin, an internist established in Palm Harbor, Florida with a medical specialization in Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1093763229 assigned on May 2006. The practitioner's primary taxonomy code is 207RG0100X with license number ME37456 (FL). The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1093763229
Provider Name
LAURENCE ZEITLIN M.D.
Gender
Male
Entity Type
Individual
Location Address
33920 US HIGHWAY 19 N SUITE 124 PALM HARBOR, FL 34684
Location Phone
(727) 785-7654
Mailing Address
3001 EXECUTIVE DR STE 130 CLEARWATER, FL 33762
Mailing Phone
(727) 347-0005
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
05-04-2006
Last Update Date
03-16-2018
Code Navigator

An internist like Laurence Zeitlin 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 Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
ME37456
License State
FL
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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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 1093763229, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
Check
9
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 9 → 18 → 9 7 → 14 → 5 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 1 + 4 + 6 + 6 + 2 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1093763229.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Specialist
33920 US HIGHWAY 19 N, SUITE 124
PALM HARBOR, FL 34684
Specialist
33920 US HIGHWAY 19 N, SUITE 241
PALM HARBOR, FL 34684
Specialist
33920 US HIGHWAY 19 N, SUITE 124
PALM HARBOR, FL 34684
Eyewear Supplier
33920 US HIGHWAY 19 N
PALM HARBOR, FL 34684
Ophthalmology
33920 US HIGHWAY 19 N, SUITE #275
PALM HARBOR, FL 34684
Ophthalmology
33920 US HIGHWAY 19 N, SUITE #275
PALM HARBOR, FL 34684
Eyewear Supplier
33920 US HIGHWAY 19 N, SUITE 275
PALM HARBOR, FL 34684
Internal Medicine (Gastroenterology)
33920 US HIGHWAY 19 N, SUITE 124
PALM HARBOR, FL 34684
Internal Medicine (Rheumatology)
33920 US HIGHWAY 19 N, SUITE 241
PALM HARBOR, FL 34684

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093763229, enumerated as an "individual" on May 04, 2006.

The provider is located at 33920 US HIGHWAY 19 N SUITE 124 PALM HARBOR, FL 34684 and the phone number is (727) 785-7654.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.