DR. JOHN ROGER PETERSEN PH.D.
NPI 1841587854
Pathology - Clinical Laboratory Director, Non-physician in Galveston, TX

NPI Status: Active since June 29, 2011

Contact Information

301 UNIVERSITY BLVD
GALVESTON, TX
ZIP 77555
Phone: (409) 772-1350
Fax: (409) 772-9231

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  • Individual
  • Male
  • Pathology
  • Clinical Laboratory Director, Non-physic...

About JOHN PETERSEN

This page provides the complete NPI Profile along with additional information for John Petersen, a provider established in Galveston, Texas with a medical specialization in Pathology, focusing in clinical laboratory director, non-physician . The healthcare provider is registered in the NPI registry with number 1841587854 assigned on June 2011. The practitioner's primary taxonomy code is 247ZC0005X. The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1841587854
Provider Name
DR. JOHN ROGER PETERSEN PH.D.
Gender
Male
Entity Type
Individual
Location Address
301 UNIVERSITY BLVD GALVESTON, TX 77555
Location Phone
(409) 772-1350
Location Fax
(409) 772-9231
Mailing Address
301 UNIVERSITY BLVD RM 5.156 JSA GALVESTON, TX 77555
Mailing Phone
(409) 772-1350
Mailing Fax
(409) 772-9231
Is Sole Proprietor?
No
Enumeration Date
06-29-2011
Last Update Date
06-29-2011
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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

Pathology Clinical Laboratory Director, Non-physician

Taxonomy Code
247ZC0005X
Type
Technologists, Technicians & Other Technical Service Providers
Taxonomy Description
An individual who is state-licensed as a clinical laboratory director and meets the qualifications in the Clinical Laboratory Improvement Amendments of 1988 for non-physicians (non-MD/DO) as defined in the CFR 42 Part 493.1405.

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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 1841587854, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
8
Unchanged
Pos 3
4
Doubled → 8
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 4 → 8 5 → 10 → 1 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 8 + 1 + 1 + 0 + 8 + 1 + 4 + 8 + 1 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1841587854.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Urology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Nurse Practitioner (Family)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Nurse Anesthetist, Certified Registered
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Psychiatric Unit
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Psychiatry & Neurology (Psychiatry)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Pediatrics (Pediatric Nephrology)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Nurse Practitioner (Obstetrics & Gynecology)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Emergency Medicine
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Internal Medicine
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Pediatrics (Neonatal-Perinatal Medicine)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Dermatology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Dermatology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Physician Assistant (Medical)
301 UNIVERSITY BLVD, PROVIDER ENROLLMENT -- RT. 1022
GALVESTON, TX 77555
Pathology (Anatomic Pathology)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Internal Medicine (Endocrinology, Diabetes & Metabolism)
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Physician Assistant
301 UNIVERSITY BLVD, RT 1022
GALVESTON, TX 77555
Pathology (Anatomic Pathology)
301 UNIVERSITY BLVD, PROVIDER ENROLLMENT -- RT. 1022
GALVESTON, TX 77555
Internal Medicine
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Anesthesiology
301 UNIVERSITY BLVD
GALVESTON, TX 77555
Psychiatry & Neurology (Child & Adolescent Psychiatry)
301 UNIVERSITY BLVD, REBECCA SEALY, ROOM 3.258
GALVESTON, TX 77555

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841587854, enumerated as an "individual" on June 29, 2011.

The provider is located at 301 UNIVERSITY BLVD GALVESTON, TX 77555 and the phone number is (409) 772-1350.

Pathology with taxonomy code 247ZC0005X and a focus in Clinical Laboratory Director, Non-physician.