DR. MAX ARNOLD CLARK II M.D.
NPI 1538130851
Preventive Medicine - Occupational Medicine in Lake Buena Vista, FL

NPI Status: Active since January 27, 2006

Contact Information

950 BACKSTAGE LANE
LAKE BUENA VISTA, FL
ZIP 32830
Phone: (407) 242-4274

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  • Individual
  • Male
  • Preventive Medicine
  • Occupational Medicine

About MAX CLARK

This page provides the complete NPI Profile along with additional information for Max Clark, a provider established in Lake Buena Vista, Florida with a medical specialization in Preventive Medicine, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1538130851 assigned on January 2006. The practitioner's primary taxonomy code is 2083X0100X with license number ME132989 (FL). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1538130851
Provider Name
DR. MAX ARNOLD CLARK II M.D.
Gender
Male
Entity Type
Individual
Location Address
950 BACKSTAGE LANE LAKE BUENA VISTA, FL 32830
Location Phone
(407) 242-4274
Mailing Address
950 BACKSTAGE LANE LAKE BUENA VISTA, FL 32830
Mailing Phone
(407) 242-4274
Is Sole Proprietor?
No
Enumeration Date
01-27-2006
Last Update Date
05-04-2026
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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

Preventive Medicine Occupational Medicine

Taxonomy Code
2083X0100X
Type
Allopathic & Osteopathic Physicians
License No.
ME132989
License State
FL
Taxonomy Description
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.

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)
12083P0500XAllopathic & Osteopathic Physicians

Preventive Medicine
Preventive Medicine/Occupational Environmental Medicine

01061175A (IN)
22083X0100XAllopathic & Osteopathic Physicians

Preventive Medicine
Occupational Medicine

C146217 (CA)

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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 1538130851, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 1 → 2 0 → 0 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 2 + 3 + 0 + 8 + 1 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1538130851.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Internal Medicine
950 BACKSTAGE LANE, HEALTH SERVICES WALT DISNEY WORLD
LAKE BUENA VISTA, FL 32830
Family Medicine
950 BACKSTAGE LANE
LAKE BUENA VISTA, FL 32830
Family Medicine
950 BACKSTAGE LANE
LAKE BUENA VISTA, FL 32830

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538130851, enumerated as an "individual" on January 27, 2006.

The provider is located at 950 BACKSTAGE LANE LAKE BUENA VISTA, FL 32830 and the phone number is (407) 242-4274.

Preventive Medicine with taxonomy code 2083X0100X and a focus in Occupational Medicine.