JOHN PAUL CANTOR M.D.
NPI 1992812168
Internal Medicine - Pulmonary Disease in Grand Rapids, MI

NPI Status: Active since August 24, 2006

Contact Information

4100 LAKE DR SE
SUITE 200
GRAND RAPIDS, MI
ZIP 49546
Phone: (616) 949-8244

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  • Individual
  • Male
  • Internal Medicine
  • Pulmonary Disease

About JOHN CANTOR

This page provides the complete NPI Profile along with additional information for John Cantor, an internist established in Grand Rapids, Michigan with a medical specialization in Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1992812168 assigned on August 2006. The practitioner's primary taxonomy code is 207RP1001X with license number 4301052530 (MI). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1992812168
Provider Name
JOHN PAUL CANTOR M.D.
Gender
Male
Entity Type
Individual
Location Address
4100 LAKE DR SE SUITE 200 GRAND RAPIDS, MI 49546
Location Phone
(616) 949-8244
Mailing Address
100 MICHIGAN ST NE MC845 GRAND RAPIDS, MI 49503
Is Sole Proprietor?
No
Enumeration Date
08-24-2006
Last Update Date
09-07-2022
Code Navigator

An internist like John Cantor 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 Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
License No.
4301052530
License State
MI
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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)
1207RC0200XAllopathic & Osteopathic Physicians

Internal Medicine
Critical Care Medicine

4301052530 (MI)

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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 1992812168, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
1
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
8
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 8 → 16 → 7 2 → 4 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 6 + 1 + 4 + 1 + 1 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1992812168.

Other Providers at the Same Location


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

Pain Medicine (Interventional Pain Medicine)
4100 LAKE DR SE, STE 305
GRAND RAPIDS, MI 49546
Pain Medicine (Interventional Pain Medicine)
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Internal Medicine
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Physical Therapist
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Internal Medicine
4100 LAKE DR SE, STE 300
GRAND RAPIDS, MI 49546
Physical Therapist
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Physical Therapist
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Physical Therapist
4100 LAKE DR SE, STE 305
GRAND RAPIDS, MI 49546
Internal Medicine (Pulmonary Disease)
4100 LAKE DR SE, S-200
GRAND RAPIDS, MI 49546
Psychologist
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Internal Medicine (Gastroenterology)
4100 LAKE DR SE, S-205
GRAND RAPIDS, MI 49546
Internal Medicine (Pulmonary Disease)
4100 LAKE DR SE, S-200
GRAND RAPIDS, MI 49546
Internal Medicine (Pulmonary Disease)
4100 LAKE DR SE, S-200
GRAND RAPIDS, MI 49546
Internal Medicine
4100 LAKE DR SE, S-200
GRAND RAPIDS, MI 49546
Physician Assistant
4100 LAKE DR SE, STE 305
GRAND RAPIDS, MI 49546
Social Worker
4100 LAKE DR SE, STE 305
GRAND RAPIDS, MI 49546
Psychologist (Clinical)
4100 LAKE DR SE, SUITE 305
GRAND RAPIDS, MI 49546
Clinic/Center (Radiology)
4100 LAKE DR SE, S-102
GRAND RAPIDS, MI 49546
Nurse Practitioner
4100 LAKE DR SE, SUITE 205
GRAND RAPIDS, MI 49546
Psychologist (Clinical)
4100 LAKE DR SE, STE 305
GRAND RAPIDS, MI 49546

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992812168, enumerated as an "individual" on August 24, 2006.

The provider is located at 4100 LAKE DR SE SUITE 200 GRAND RAPIDS, MI 49546 and the phone number is (616) 949-8244.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.