SAMUEL SIMPSON DO
NPI 1528620614
Preventive Medicine - Aerospace Medicine in Monterey, CA

NPI Status: Active since June 28, 2019

Contact Information

473 CABRILLO ST
MONTEREY, CA
ZIP 93944
Phone: (866) 957-2256

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  • Individual
  • Male
  • Preventive Medicine
  • Aerospace Medicine

About SAMUEL SIMPSON

This page provides the complete NPI Profile along with additional information for Samuel Simpson, a provider established in Monterey, California with a medical specialization in Preventive Medicine, focusing in aerospace medicine . The healthcare provider is registered in the NPI registry with number 1528620614 assigned on June 2019. The practitioner's primary taxonomy code is 2083A0100X with license number OS17900 (FL). The provider is registered as an individual and his NPI record was last updated February 2026.

NPI
1528620614
Provider Name
SAMUEL SIMPSON DO
Gender
Male
Entity Type
Individual
Location Address
473 CABRILLO ST MONTEREY, CA 93944
Location Phone
(866) 957-2256
Mailing Address
473 CABRILLO ST MONTEREY, CA 93944
Is Sole Proprietor?
No
Enumeration Date
06-28-2019
Last Update Date
02-23-2026
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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 Aerospace Medicine

Taxonomy Code
2083A0100X
Type
Allopathic & Osteopathic Physicians
License No.
OS17900
License State
FL
Taxonomy Description
Aerospace medicine focuses on the clinical care, research, and operational support of the health, safety, and performance of crewmembers and passengers of air and space vehicles, together with the support personnel who assist operation of such vehicles. This population often works and lives in remote, isolated, extreme, or enclosed environments under conditions of physical and psychological stress. Practitioners strive for an optimal human-machine match in occupational settings rich with environmental hazards and engineering countermeasures.

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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 1528620614, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
1
Doubled → 2
Check
4
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 2 → 4 6 → 12 → 3 0 → 0 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 1 + 2 + 2 + 0 + 6 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1528620614.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Registered Nurse (Community Health)
473 CABRILLO ST, SUITE A1A
MONTEREY, CA 93944
Physician Assistant (Medical)
473 CABRILLO ST, STE AIA
PRESIDIO OF MONTEREY, CA 93944
Nurse Practitioner (Family)
473 CABRILLO ST, BLD 422
PRESIDIO OF MONTEREY, CA 93944
Family Medicine
473 CABRILLO ST, SUITE A1A
MONTEREY, CA 93944
Registered Nurse (Community Health)
473 CABRILLO ST, SUITE A1A
PRESIDIO OF MONTEREY, CA 93944
Registered Nurse
473 CABRILLO ST
MONTEREY, CA 93944
Clinic/Center (Military/U.S. Coast Guard Outpatient)
473 CABRILLO ST, BLDG 422
MONTEREY, CA 93944
Radiologic Technologist
473 CABRILLO ST, BUILDING 422
MONTEREY, CA 93944
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
473 CABRILLO ST, BLDG 422
MONTEREY, CA 93944
Social Worker (Clinical)
473 CABRILLO ST
MONTEREY, CA 93944
Dietitian, Registered
473 CABRILLO ST, BLDG 422 SUITE A1A
PRESIDIO OF MONTEREY, CA 93944
Optometrist
473 CABRILLO ST, SUITE A1A
MONTEREY, CA 93944
Emergency Medicine
473 CABRILLO ST
MONTEREY, CA 93944
Military/U.S. Coast Guard Pharmacy
473 CABRILLO ST, A-102
MONTEREY, CA 93944
Pharmacist
473 CABRILLO ST
MONTEREY, CA 93944
Advanced Practice Midwife
473 CABRILLO ST, US ARMY HEALTH CLINIC
PRESIDIO OF MONTEREY, CA 93944

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528620614, enumerated as an "individual" on June 28, 2019.

The provider is located at 473 CABRILLO ST MONTEREY, CA 93944 and the phone number is (866) 957-2256.

Preventive Medicine with taxonomy code 2083A0100X and a focus in Aerospace Medicine.