JOHN W LARSEN M.D.
NPI 1497863401
Otolaryngology - Otology & Neurotology in Waconia, MN

NPI Status: Active since August 29, 2006

Contact Information

490 S MAPLE ST
SUITE 205
WACONIA, MN
ZIP 55387
Phone: (952) 925-5626
Fax: (952) 442-2180

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  • Individual
  • Male
  • Otolaryngology
  • Otology & Neurotology

About JOHN LARSEN

This page provides the complete NPI Profile along with additional information for John Larsen, a provider established in Waconia, Minnesota with a medical specialization in Otolaryngology, focusing in otology & neurotology . The healthcare provider is registered in the NPI registry with number 1497863401 assigned on August 2006. The practitioner's primary taxonomy code is 207YX0901X with license number 20221 (MN). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1497863401
Provider Name
JOHN W LARSEN M.D.
Gender
Male
Entity Type
Individual
Location Address
490 S MAPLE ST SUITE 205 WACONIA, MN 55387
Location Phone
(952) 925-5626
Location Fax
(952) 442-2180
Mailing Address
490 S MAPLE ST SUITE 205 WACONIA, MN 55387
Mailing Phone
(952) 925-5626
Mailing Fax
(952) 442-2180
Is Sole Proprietor?
No
Enumeration Date
08-29-2006
Last Update Date
05-12-2008
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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

Otolaryngology Otology & Neurotology

Taxonomy Code
207YX0901X
Type
Allopathic & Osteopathic Physicians
License No.
20221
License State
MN
Taxonomy Description
An otolaryngologist who treats diseases of the ear and temporal bone, including disorders of hearing and balance. The additional training in otology and neurotology emphasizes the study of embryology, anatomy, physiology, epidemiology, pathophysiology, pathology, genetics, immunology, microbiology and the etiology of diseases of the ear and temporal bone.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A95888MEDICARE UPIN (02)MN 
489395600MEDICAID (05)MN 

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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 1497863401, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
0
Doubled → 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 9 → 18 → 9 8 → 16 → 7 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 8 + 7 + 1 + 6 + 6 + 6 + 4 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1497863401.

Other Providers at the Same Location


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

Radiology (Radiation Oncology)
490 S MAPLE ST, # 117
WACONIA, MN 55387
Internal Medicine (Pulmonary Disease)
490 S MAPLE ST, SUITE 216
WACONIA, MN 55387
Otolaryngology (Otology & Neurotology)
490 S MAPLE ST, SUITE 205
WACONIA, MN 55387
Internal Medicine (Pulmonary Disease)
490 S MAPLE ST, SUITE 216
WACONIA, MN 55387
Urology
490 S MAPLE ST, SUITE 204
WACONIA, MN 55387
Internal Medicine (Hematology & Oncology)
490 S MAPLE ST, SUITE 204
WACONIA, MN 55387
Nurse Practitioner (Adult Health)
490 S MAPLE ST, SUITE 216
WACONIA, MN 55387
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
490 S MAPLE ST, SUITE 110
WACONIA, MN 55387
Specialist
490 S MAPLE ST
WACONIA, MN 55387

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497863401, enumerated as an "individual" on August 29, 2006.

The provider is located at 490 S MAPLE ST SUITE 205 WACONIA, MN 55387 and the phone number is (952) 925-5626.

Otolaryngology with taxonomy code 207YX0901X and a focus in Otology & Neurotology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.